Blog

Notes on money, markets and getting started

Short, plain-English reads for students, teachers, and anyone learning how investing actually works.

Strategy

What Happens If Your Team Joins the Challenge Late?

Registered after round one started? Here's how the index-linked opening balance keeps it fair, and how your team can catch up fast.

13 Nov 2026Student Investor
Markets

Why Burberry Shares Jumped 9% in a Weak Luxury Market

Burberry's half-year sales beat forecasts and shares jumped over 9%. What comparable sales and regional splits teach you about reading results.

13 Nov 2026Student Investor
Basics

Why Investing Apps Keep Adding New Features

Ever notice your investing app updates almost every week while your bank app barely changes? Here's the real reason.

12 Nov 2026Student Investor
Markets

CoreWeave Jumped 25% in a Day — and Took the Nasdaq With It

CoreWeave beat earnings and raised guidance on 11 Nov 2026, and its stock rose 24.71%. Here's how one company's results lifted the whole Nasdaq that day.

12 Nov 2026Student Investor
Basics

Why Your Investing App Wants Face ID or a Fingerprint

What's really happening when you unlock an app with your face or thumb — and why it's safer than a password.

11 Nov 2026Student Investor
Markets

Why Hot US Inflation Data Sent Stocks Lower

US October CPI came in hotter than expected on 10 Nov 2026 and stocks fell. Here's what CPI is and why one data point can move the whole market.

11 Nov 2026Student Investor
Basics

Why Investing Apps Often Launch on iPhone First

Ever wondered why your favourite investing app hit the App Store months before Android? Here's the real reasoning behind it.

10 Nov 2026Student Investor
Markets

Qantas shares jumped nearly 4% on an AI outsourcing deal

Qantas shares rose nearly 4% after it cut 850 jobs in a tech deal with Accenture. Here's what actually moved the price — and why Accenture's own shares fell.

10 Nov 2026Student Investor
Basics

How International Teams Take Part in the Student Investor Challenge

Teams from outside the UK can enter Round One of the Student Investor Challenge. Here's what they can win and how it works.

9 Nov 2026Student Investor
Markets

Wealthsimple's Penny: the AI assistant that won't trade without you

Wealthsimple's new AI assistant Penny can prep trades and transfers — but won't send them without you. Here's the safety-by-design lesson behind it.

9 Nov 2026Student Investor
Basics

Why Some Investing Apps Charge a Monthly Fee (and Others Don't)

Free app or £4.99-a-month app — what's the real difference? Here's how investing apps actually make money, and what that means for you.

6 Nov 2026Student Investor
Markets

The Bank of England just raised rates to 4% — its first hike since 2023

The Bank of England raised rates to 4% on 5 Nov 2026, its first hike since 2023. Here's why it did it, and what a rate hike means for shares.

6 Nov 2026Student Investor
Basics

What Is a Trading Platform? How the Software Behind Buying and Selling Shares Works

A trading platform is the software that lets you buy and sell shares. Here's how the screens, prices and orders actually work, in plain English.

5 Nov 2026Student Investor
Markets

Duolingo's shares jumped 26% as daily users hit 65 million

Duolingo's EPS missed estimates, yet shares jumped 26% on 3 Nov 2026. Here's why accelerating daily-user growth mattered more than the profit miss.

5 Nov 2026Student Investor Editorial Team
Basics

What Is a Robo-Advisor? How Automated Investing Actually Works

A robo-advisor builds and manages your portfolio using an algorithm instead of a human adviser. How it works, the benefits, the risks, and who it suits.

4 Nov 2026Student Investor
Markets

Robinhood posted record revenue — and its shares still fell 8%

Robinhood posted record Q3 2026 revenue, yet its stock fell 8% on a crypto slump and EPS miss. Here's the lesson behind the headline numbers.

4 Nov 2026Student Investor Editorial Team
Basics

What Is an MVP, and Why Do So Many Big Companies Start With One?

A minimum viable product is a company's first, stripped-down idea test. Here's what MVP means, and why it matters when judging a young company.

3 Nov 2026Student Investor Editorial Team
Markets

NatWest shares fell 8% on solid results

NatWest beat Q3 2026 estimates yet shares fell 8%. Here's why a weaker interest-income outlook mattered more than the results themselves.

3 Nov 2026Student Investor Editorial Team
Basics

How the Student Investor Leaderboard Actually Updates

Ever wondered why your rank moves before you've even traded? Here's what actually gets recalculated behind the leaderboard, and when.

30 Oct 2026Student Investor
Markets

Wealthsimple raised $425m at a $13.8bn valuation

Wealthsimple just raised $425m at a $13.8bn valuation after shipping 50+ products in a year. Here's what that growth actually teaches new investors.

30 Oct 2026Student Investor Editorial Team
Basics

Why Some Apps Don't Need Downloading

Some apps open in your browser with nothing to install; others need installing first. Here's the real difference between web, native and hybrid apps.

29 Oct 2026Student Investor Editorial Team
Markets

200,000 Robinhood customers now let an AI agent trade for them

200,000 Robinhood customers now let an AI agent trade for them, generating $1.6bn in volume. Here's what the number does and doesn't tell you.

29 Oct 2026Student Investor Editorial Team
Basics

Why the Same Investing App Looks Identical on Your Phone and on the Web

One team can build an app that looks and works the same on your phone, tablet and laptop. Here's the engineering trick that makes that possible.

28 Oct 2026Student Investor Editorial Team
Markets

SoFi shares jumped 13% on record earnings — what that actually tells investors

SoFi beat Q3 2026 estimates by a wide margin and shares jumped over 13%. Here's what record member growth actually tells investors.

28 Oct 2026Student Investor Editorial Team
Basics

What Is SaaS? (And Why Your Investing App Is One)

SaaS means software you rent, not own. Here's what that actually means, and why the app you trade on in the Challenge works the same way.

27 Oct 2026Student Investor Editorial Team
Markets

HSBC just put a stablecoin in its payments app — here's why that matters for investing

HSBC launched RedCoin, a stablecoin wallet inside its PayMe app, with plans to let users buy a tokenised fund for just HK$100. Here's what that means.

27 Oct 2026Student Investor Editorial Team
Strategy

How to Stay Coordinated as a Student Investor Team Between Lessons

A practical guide for Student Investor teams: ground rules, who checks what, and how to stay on top of your portfolio between lessons.

26 Oct 2026Student Investor
Markets

Barclays cut 5,000 jobs for AI efficiency — so why did the shares fall?

Barclays' profit rose 13% in Q3 2026, but it's also cutting 5,000 jobs for AI efficiency. Here's why good results didn't stop the shares slipping.

26 Oct 2026Student Investor Editorial Team
Basics

Why iPhone and Android Apps Look Different

iPhone and Android apps aren't built the same way. Here's why trading and investing apps look and behave differently on each platform.

23 Oct 2026Student Investor
Markets

LSEG's $3.5bn Octus deal: a lesson in M&A

LSEG agreed to buy data firm Octus for $3.5bn on 22 Oct 2026, its biggest deal since Refinitiv, and shares jumped 4.3%. What the deal teaches about M&A and AI.

23 Oct 2026Student Investor Editorial Team
Basics

Why Some Apps Show Live Prices

Some apps show stock prices live, others lag by minutes. Here's the real reason, and what it means for your Student Investor decisions.

22 Oct 2026Student Investor Editorial Team
Markets

Why Acorns just bought Gen Z money app Frich

Acorns acquired social finance app Frich on 16 Oct 2026, gaining 1.6m Gen Z members. What the deal means, and how apps like it actually get built.

22 Oct 2026Student Investor Editorial Team
Basics

How AI Tools Help You Research Shares

AI tools can scan reports and spot patterns in seconds, but they still get things wrong. What they're good at, and what to check before trusting them.

21 Oct 2026Student Investor Editorial Team
Markets

What the Google Cloud outage taught us about fintech risk

A power failure at one Google Cloud site in London knocked Revolut, Lloyds and HSBC offline for hours. What happened, and why it's a risk every investor should understand.

21 Oct 2026Student Investor Editorial Team
For teachers

A parent's guide to the Student Investor Challenge

What the challenge actually involves, how safe it is for your child's money, and the best way to support their team without doing the trading for them.

20 Oct 2026Student Investor Editorial Team
Resources

Top 10 Robo-Advisor App Development Companies

Risk-profiling questionnaires, rebalancing engines, and brokerage integrations demand real wealthtech depth. Here are the ten studios best placed to deliver.

20 Oct 2026Student Investor Editorial Team
Markets

UK bank shares fell on a tax rumour, not a tax rise

Lloyds and NatWest fell after reports that Chancellor John Healey plans to raise the bank levy in his 28 October Budget. Why shares move on reports, not just facts.

19 Oct 2026Student Investor Editorial Team
Markets

FTSE 100's best week in six months

The FTSE 100 rose 3.1% in a week as a global AI stock sell-off pushed investors into defensive sectors. Here is what sector rotation is and why it matters.

17 Oct 2026Student Investor Editorial Team
Markets

What Is the FTSE 100?

The FTSE 100 explained simply: what it tracks, how it's calculated, how it differs from the FTSE 250, and why it moves the news.

16 Oct 2026Student Investor Editorial Team
Markets

IMF raises UK growth forecast to 1.3%

The IMF lifted its UK 2026 growth forecast to 1.3%, citing AI investment, then warned of a 2027 slowdown. Here is why markets moved.

14 Oct 2026Student Investor Editorial Team
Basics

What Is a Price-to-Book (P/B) Ratio?

A company's P/B ratio compares its share price to the value of what it actually owns. Here's how it works, and where it can mislead you.

13 Oct 2026Student Investor Editorial Team
Resources

Top 10 Budgeting App Development Companies in 2026

The best studios for building personal and student budgeting apps in 2026 — fintech depth, UX quality, and track record compared.

13 Oct 2026Student Investor Editorial Team
Markets

Saga shares jumped 13% on a profit upgrade

Saga raised its full-year profit guidance on 8 October 2026 and its shares jumped. Here is what a guidance upgrade is and why.

12 Oct 2026Student Investor Editorial Team
Markets

Tesco shares rose 4% — the buyback story

Tesco's results beat forecasts and its shares rose. Here is why a bigger share buyback and a raised profit floor moved the price.

10 Oct 2026Student Investor Editorial Team
Basics

What Is a Mutual Fund?

A mutual fund pools your money with other investors and hands it to a professional manager. What it is, how it's priced, and how it differs from an ETF.

9 Oct 2026Student Investor Editorial Team
Markets

Why a rival sank Seagate and Western Digital

Toshiba's plan to double hard-drive output sent Seagate down 8% and Western Digital down 6%. What that teaches about pricing power.

7 Oct 2026Student Investor Editorial Team
Strategy

What Is a Stop-Loss Order?

Learn what a stop-loss order is, how it works, and why traders use one to manage risk when prices move against them.

6 Oct 2026Student Investor Editorial Team
Resources

Top 10 Trading Simulator App Development Companies 2026

Ten studios ranked for building trading simulators and virtual stock market games: real-time pricing, portfolio engines, and classroom-ready design.

6 Oct 2026Student Investor Editorial Team
Markets

IG Group shares fell sharply — the de facto profit warning

IG Group's shares fell sharply after a weak Q3 update. Here is what a "de facto profit warning" is, and why the market reacted so hard.

5 Oct 2026Student Investor Editorial Team
Markets

Glencore's ASX Listing: What It Actually Means

Glencore is listing shares in Australia too, alongside London. Here is what a secondary listing actually means — and why it isn't a new company.

3 Oct 2026Student Investor Editorial Team
Markets

What Is Quantitative Easing?

When rate cuts aren't enough, central banks try QE. Here's what it is, how it works, and what it means for share prices.

2 Oct 2026Student Investor Editorial Team
Markets

AstraZeneca's $2bn Summit Therapeutics stake, explained

AstraZeneca just paid $2 billion for roughly 12% of Summit Therapeutics. It is not a merger — here is what a strategic stake is and why the market reacted so fast.

30 Sep 2026Student Investor Editorial Team
Basics

What Is a Yield Curve?

A rising or falling yield curve can hint at where the economy is headed. Here's what it is, why it inverts, and how UK gilts fit in.

29 Sep 2026Student Investor Editorial Team
Resources

Top 10 Investment Research Tool Development Companies

Stock screeners, fundamental analysis dashboards, and comparison engines demand real data engineering depth. Here are the ten studios best placed to deliver.

29 Sep 2026Student Investor Editorial Team
Markets

AMD just became a $1 trillion company

Shares jumped 9% and pushed AMD past $1 trillion in value — what the milestone measures, and the concentration risk it hides.

28 Sep 2026Student Investor Editorial Team
Markets

UK consumer confidence hits a 2-year high

GfK’s barometer rose for a third straight month in September — but savings, not spending, did the growing.

26 Sep 2026Student Investor Editorial Team
For teachers

Classroom Ideas: Teaching Economics with Student Investor

Five classroom-ready lesson ideas that turn the Challenge’s own portfolios, Windfall Tax and league table into real economics and business teaching tools.

25 Sep 2026Student Investor Editorial Team
Markets

Kingfisher shares jumped 9% on results day

Why the FTSE 100 home improvement retailer rose 9% on 22 September while the index fell — a margin lesson for investors.

23 Sep 2026Student Investor Editorial Team
Strategy

What Is Portfolio Rebalancing?

When shares rise faster than bonds, your portfolio drifts from its plan. Here’s how to bring it back on track.

22 Sep 2026Student Investor Editorial Team
Resources

Top 10 Financial Education Software Development Companies

Building a financial literacy app, investment simulator, or curriculum-linked money platform takes a specific mix of fintech depth and pedagogy-aware UX. Here are the ten studios best equipped to deliver it.

22 Sep 2026Student Investor Editorial Team
Markets

UK inflation hit 3.1% in August — what it means for investors

Fuel prices rose 23% year-on-year, pushing CPI above 3% for the first time in months. The Bank of England held rates in a 6–3 vote. Here is what it means for your portfolio.

21 Sep 2026Student Investor Editorial Team
Markets

The Fed raised rates for the first time since 2023

On 16 September 2026 the Federal Reserve hiked to 3.75–4.00%. Here is what drove the decision and what it means for FTSE investors.

19 Sep 2026Student Investor Editorial Team
Basics

What Is Technical Analysis?

Charts, trends, and indicators — explained for beginners. Here is how to read a share price chart and use technical analysis in the Student Investor Challenge.

18 Sep 2026Student Investor Editorial Team
Markets

Why falling payrolls hit consumer shares

UK payrolls fell 26,000 in August 2026 — far more than expected. Here is what that means for retail and hospitality shares.

16 Sep 2026Student Investor Editorial Team
Basics

What Is Fundamental Analysis?

How to judge whether a share is worth its price — the five key metrics and a five-step approach for beginners.

15 Sep 2026Student Investor Editorial Team
Resources

Top 10 Portfolio Management App Development Companies in 2026

Ten studios ranked for building investment portfolio management apps: wealth tracking, rebalancing engines, and multi-asset dashboards for retail and institutional clients.

15 Sep 2026Student Investor Editorial Team
Markets

Why Primark’s owner fell 8% on a routine update

ABF shares dropped 7.9% on 10 September 2026 after a trading update that looked fine on the surface. Here is what the market was really reacting to.

14 Sep 2026Student Investor Editorial Team
Markets

Why the ECB raised rates again

The ECB lifted its deposit rate to 2.5% on 10 September 2026. Here is what that means for FTSE investors and your Challenge portfolio.

12 Sep 2026Student Investor Editorial Team
Basics

What Is an Income Statement?

Revenue, costs, and profit — the three numbers that tell you whether a company is making money and how fast.

11 Sep 2026Student Investor Editorial Team
Markets

Why energy bills are rising this October — and what it means for shares

Ofgem has confirmed a 4% rise in the energy price cap from 1 October 2026. Here is the chain reaction from household bills to inflation, interest rates, and the stock market.

9 Sep 2026Student Investor Editorial Team
Basics

What Is an Exchange Rate?

A falling pound often pushes FTSE 100 shares higher. Here is why, and what it means for picking shares in the challenge.

9 Sep 2026Student Investor Editorial Team
Markets

Apple’s iPhone 18 launch: what investors are really watching

Apple holds its “Surprise and Shine” event on 9 September 2026. Its shares already moved before a single phone was revealed. Here is why — and what it teaches investors.

8 Sep 2026Student Investor Editorial Team
For teachers

How to Run Student Investor at Your School: a Teacher’s Guide

Register your school team, manage the Active and Strategic portfolios, and take your students all the way to the national final.

8 Sep 2026Student Investor Editorial Team
Resources

Top 10 Stock Market App Development Companies in 2026

Building a trading simulator, portfolio tracker, or live-data dashboard demands real fintech engineering depth. Here are the ten studios best placed to deliver.

8 Sep 2026Student Investor Editorial Team
Markets

UK House Prices Rose Again in August

Nationwide's August 2026 data shows prices up 2.1% year-on-year. Here is what the index measures and which FTSE shares tend to move when it does.

7 Sep 2026Student Investor Editorial Team
Basics

What is short selling?

Short sellers bet a share price will fall. Here is how borrowing shares works, what happens in a short squeeze, and why you can spot FCA short-position disclosures in the news.

7 Sep 2026Student Investor Editorial Team
Markets

Why Nvidia paid $13 billion for Hugging Face

Nvidia agreed to buy the world’s most popular AI model platform for $12.9bn on 3 September 2026. Here is what the deal means and what big tech acquisitions teach investors.

6 Sep 2026Student Investor Editorial Team
Basics

What Is Beta?

Beta tells you how much a share tends to move when the market moves. Here is how to read it, what it means for your portfolio, and how to use it in the challenge.

6 Sep 2026Student Investor Editorial Team
Markets

When good jobs news worries markets

The US added 162,000 jobs in August 2026, smashing forecasts. Here is why a blowout number can put investors on edge.

5 Sep 2026Student Investor Editorial Team
Strategy

How Many Shares Should You Hold in the Challenge?

There is no rule, but the number you choose shapes your ranking ceiling, your risk, and how manageable your round one really is.

5 Sep 2026Student Investor Editorial Team
Markets

Why UK gilt yields hit an 18-year high

UK 10-year gilt yields touched 5.25% in September 2026 — the highest since 2008. Here is what drove the move and what it means for shares.

4 Sep 2026Student Investor Editorial Team
Basics

What is market sentiment?

The mood of the market moves share prices just as much as company results. Here is what it means and how to spot it.

04 Sep 2026Student Investor Editorial Team
Markets

What is the FTSE 100 quarterly reshuffle?

EasyJet and Ithaca Energy join the FTSE 100 this quarter; Entain and Persimmon step down. Here is how the reshuffle works and why it moves share prices.

3 Sep 2026Student Investor Editorial Team
Basics

What Is a Cyclical Stock — and What Is a Defensive Stock?

Some shares rise and fall with the economy; others hold steady. Here is what the difference means and how to use it in your portfolio.

3 Sep 2026Student Investor Editorial Team
Markets

Why Reckitt’s court win sent shares up 4% in a day

A US jury sided with Mead Johnson in the first NEC bellwether trial on 2 Sep 2026. Here is what litigation risk is and how court verdicts shift share prices.

2 Sep 2026Student Investor Editorial Team
Basics

What Is a Yield?

Yield measures the income an investment pays as a percentage of its price. Here is what dividend, bond, and earnings yield mean — and why a very high yield can sometimes be a warning.

2 Sep 2026Student Investor Editorial Team
Markets

UK PMI August 2026: What the split data means

Manufacturing fell to a five-month low while services hit a six-month high. Here is what investors can learn from a diverging PMI reading.

1 Sep 2026Student Investor Editorial Team
Basics

What Is ESG Investing? A Beginner's Guide

ESG stands for Environmental, Social and Governance. Here is what it means, why investors use it, and how it fits into picking shares.

1 Sep 2026Student Investor Editorial Team
Resources

Top 10 Fintech App Development Companies for EdTech Platforms in 2026

Building a student investment platform demands fintech engineering, gamification mechanics, and student-centred UX. Here are the studios best placed to deliver all three.

1 Sep 2026Student Investor Editorial Team
Markets

UK GDP grew 0.4% in spring — what it means for your shares

The ONS confirmed UK economic growth slowed from 0.6% to 0.4% in Q2 2026. Here is what GDP is, why the pace matters, and what it tells you about which shares to watch.

31 Aug 2026Student Investor Editorial Team
Strategy

How Your Portfolio Score Is Calculated

Understand the combined score, the Windfall Tax drag, and what moves your rank in round one.

31 Aug 2026Student Investor Editorial Team
Basics

What is EBITDA — and why does it matter in company results?

EBITDA strips out interest, tax, and non-cash charges to reveal core operating profitability. Here is what the acronym means, how to calculate it, and how to use it when evaluating shares in the Challenge.

30 Aug 2026Student Investor Editorial Team
Markets

Halfords, hot weather and a profit upgrade

A prolonged hot summer pushed Halfords’ profits above analyst forecasts, sending shares up 10% in a day. Here is what that teaches you about trading updates, guidance, and index membership.

30 Aug 2026Student Investor Editorial Team
Basics

What is a profit margin — and what it reveals about a company

A profit margin shows how much of every pound of sales a company actually keeps. Here is how to read gross, operating, and net margins — and use them in the Challenge.

30 Aug 2026Student Investor Editorial Team
Markets

Rate-Hike Odds Hit 54% After Warsh’s Speech

Warsh’s Jackson Hole address on 28 Aug 2026 shifted September rate-hike probability from 35% to 54%. Here is how markets use CME FedWatch to price a rate move.

29 Aug 2026Student Investor Editorial Team
Strategy

Picking your first shares in the challenge

How to build a balanced, competitive portfolio with your virtual £100,000 — without freezing at the blank screen.

29 Aug 2026Student Investor Editorial Team
Markets

Why the Fed Watches PCE, Not CPI — and What July’s Hotter Reading Means

PCE inflation came in at 3.7% in July 2026, above the 3.6% forecast. Here is what PCE is, how it differs from CPI, and why the slight overshoot shifted rate-hike bets heading into September.

28 Aug 2026Student Investor Editorial Team
Basics

What is liquidity — and why it matters which shares you pick

Why some shares can be bought or sold in seconds while others take days, and what that gap means for your portfolio.

28 Aug 2026Student Investor Editorial Team
Markets

US Consumer Confidence Falls to a Seven-Month Low

The Conference Board’s index hit 89.4 in August — its weakest since January. Here’s what it measures, why the Expectations warning matters, and what it means for markets.

27 Aug 2026Student Investor Editorial Team
Basics

What is a balance sheet?

A balance sheet shows everything a company owns, everything it owes, and what is left for shareholders — all on a single day. Here is how to read one.

27 Aug 2026Student Investor Editorial Team
Markets

Jackson Hole 2026: Why a Speech Can Move Stock Markets

Kevin Warsh addresses the Fed symposium on 27–29 August — his first as Chair. What it is, why markets hang on every word, and what to watch in your portfolio.

26 Aug 2026Student Investor Editorial Team
Basics

What is cash flow?

Profit and cash flow aren’t the same thing. Here’s why the difference matters when you’re picking shares.

26 Aug 2026Student Investor Editorial Team
Strategy

Four routes to the Student Investor semi-finals

Five hundred UK teams qualify for the semi-finals — but not all through the same door. Here is what each route is and which one your team should be targeting.

26 Aug 2026Student Investor Editorial Team
Markets

Nvidia’s results this week: what ‘priced in’ really means

Nvidia reports Q2 2026 earnings on 26 August with roughly $91bn revenue expected and 95% growth. Here is why extraordinary numbers can still disappoint markets.

25 Aug 2026Student Investor Editorial Team
Basics

What is a rights issue?

When a company needs to raise money, it often asks its own shareholders first — at a discount. Here is how a rights issue works, what TERP is, and why shares fall on the day.

25 Aug 2026Student Investor Editorial Team
Markets

Why UK retail sales fell in July — and what it teaches investors

The ONS reported a 0.5% drop in retail volumes in July 2026. Here is why hot weather hurt the high street, what “demand pull-forward” means, and how this kind of data moves shares.

24 Aug 2026Student Investor Editorial Team
Basics

What is revenue — and how does it differ from profit?

Revenue is every pound a company earns. Profit is what is left after the bills. Here is the difference, and how to use both numbers when reading results.

24 Aug 2026Student Investor Editorial Team
Basics

What is a stock market index?

The FTSE 100 and S&P 500 are stock market indices. Here is how an index is built, what moves it, and why every investor watches it.

22 Aug 2026Student Investor Editorial Team
Markets

JD Sports’ profit warning: what the US slump teaches

JD Sports cut its profit target in August 2026 after US like-for-like sales fell 6.8%. What that teaches about geographic risk and how profit warnings work.

21 Aug 2026Student Investor Editorial Team
Strategy

Why the Challenge gives you two portfolios

Every team runs an Active and a Strategic portfolio — but they have different rules for a reason. Here is what each one teaches you and how both feed the league.

21 Aug 2026Student Investor Editorial Team
Markets

Why UK inflation jumped to 2.9%

The ONS reported UK CPI at a four-month high in July, driven by Ofgem's 13% energy price cap rise. Here is what it means for shares and interest rates.

20 Aug 2026Student Investor Editorial Team
Strategy

How to research a share before buying it in the Challenge

Buying a share without research is a guess. Here is a five-step process any team can follow before they hit buy.

20 Aug 2026Student Investor Editorial Team
Markets

When UK jobs data sends two signals at once

UK unemployment edged up to 4.9% while wages beat forecasts. Here is what conflicting data means for the pound and share investors.

19 Aug 2026Student Investor Editorial Team
Basics

What is earnings per share — and why it moves a share price?

EPS in plain English: the formula, basic vs diluted, and why a buyback can lift EPS without any extra profit.

19 Aug 2026Student Investor Editorial Team
Markets

Why UK asking prices just recorded their worst August in eight years

Rightmove data published 17 August 2026 showed a 2% asking-price fall — the steepest August drop since 2018. Here is what a property index is and why it matters to investors.

18 Aug 2026Student Investor Editorial Team
Strategy

What Is Asset Allocation?

Deciding how to split your portfolio between shares, bonds, and cash is one of the most important choices you can make. Here is how it works.

18 Aug 2026Student Investor Editorial Team
Markets

Why a Chilean storm hit FTSE 100 mining shares

Storms in Chile forced Antofagasta to cut its copper output target in August 2026. Its shares fell 5% and dragged the mining sector with them. Here is why.

17 Aug 2026Student Investor Editorial Team
Markets

What is a profit warning?

A profit warning lands when a company expects profits to fall below forecasts. Here is why shares often drop sharply — and how to think clearly when it happens.

17 Aug 2026Student Investor Editorial Team
Markets

Aviva profit up 24% — why shares barely moved

Aviva posted its strongest half-year profit in years, raised its dividend, and the shares barely moved. Here is what insurance results teach about market expectations.

16 Aug 2026Student Investor Editorial Team
Basics

What is a recession?

Two quarters of shrinking GDP, explained simply — and what it means for the shares in your portfolio.

16 Aug 2026Student Investor Editorial Team
Markets

Why buyout news can lift stocks you don’t own

Silver Lake’s reported $50bn bid for Workday sent its shares up 21% — and lifted UK software stocks too. Here is why one buyout rumour moves a whole sector.

15 Aug 2026Student Investor Editorial Team
Basics

What is a commodity?

Gold, oil, copper, wheat — commodities power the global economy and move billions in shares. Here is what they are, why prices swing, and how they reach the stocks you hold.

15 Aug 2026Student Investor Editorial Team
Basics

What you can win in the Student Investor Challenge

A week in New York, university scholarships and cash for the leading teams — plus the quiet prize every team takes home. Here is exactly what is on the table, and how each stage unlocks it.

14 Aug 2026Student Investor Editorial Team
Markets

CoreWeave grew 112% and still lost $626m

On 11 August 2026, CoreWeave reported its strongest-ever quarterly revenue. It also widened its losses. Understanding why both things are true is one of the most important lessons in growth investing.

14 Aug 2026Student Investor Editorial Team
Markets

Unilever raises guidance: why shares jumped 8%

Unilever posted its best volume growth in over a decade. Shares jumped 8%. Here is what raised guidance means, and why volume matters more than price.

13 Aug 2026Student Investor Editorial Team
Markets

Why Balfour Beatty shares hit a record high

Shares hit 973p — an all-time record — after the infrastructure group raised its 2026 profit forecast. What it teaches you about a sector every investor should know.

13 Aug 2026Student Investor Editorial Team
Basics

Growth vs value stocks: what’s the difference?

Two classic styles of shares, side by side — what growth and value mean, how to tell them apart, and why it changes how a price moves.

13 Aug 2026Student Investor Editorial Team
Markets

When good results still hurt a share price: the Spirax lesson

Profit was up 8%, EPS up 9% — yet Spirax shares fell more than 8%. Here is why cash flow, debt, and guidance matter as much as the headline numbers.

13 Aug 2026Student Investor Editorial Team
Markets

Why the US inflation report moves markets

US inflation eased to 3.4% in July 2026. What a CPI report is, why markets watch every release, and what the latest data teaches you.

12 Aug 2026Student Investor Editorial Team
Markets

Why merger rumours move two shares in opposite directions

AstraZeneca fell 9% when merger talks were reported; BMS rose 6%. Then the denial sent AZ back up. Here is why — and what it teaches you.

12 Aug 2026Student Investor Editorial Team
Basics

What is a stock market sector?

The market is split into sectors like energy, tech and healthcare. Here is what a sector is, why they matter and how they shape a portfolio.

12 Aug 2026Student Investor Editorial Team
Markets

America’s record earnings season explained

S&P 500 companies reported their best earnings growth since 2021. Here is what earnings season is and what the record numbers actually teach you.

12 Aug 2026Student Investor Editorial Team
Markets

Persimmon rises 4%: the housebuilder lesson

Persimmon lifted its 2026 home-delivery forecast and shares rose 4%. What housebuilder results teach you about UK housing and share prices.

11 Aug 2026Student Investor Editorial Team
Basics

What a blue-chip stock actually is

Blue-chip shares are the big, established companies at the steady end of the market. Here’s what the label really means — and why it matters.

11 Aug 2026Student Investor Editorial Team
Markets

How the Strait of Hormuz moved energy shares

One shipping lane carries a fifth of global oil. In August 2026, a blockage there sent oil prices jumping 5% and shook FTSE energy stocks.

11 Aug 2026Student Investor Editorial Team
Markets

How Diageo’s shares jumped on a profit fall

Diageo’s reported profit fell 27% yet shares jumped 8.7% in August 2026. What that apparent contradiction teaches you about markets.

10 Aug 2026Student Investor Editorial Team
Markets

How banks actually make money

NatWest posted a £3bn first-half profit in 2026. What a net interest margin is, why rates lift bank shares, and what it teaches you.

10 Aug 2026Student Investor Editorial Team
For teachers

Getting started: a teacher’s guide to Student Investor

Register a team, split students into the two portfolios, and fit it into your lessons — step by step.

10 Aug 2026Student Investor Editorial Team
Markets

What a takeover does to shares

EasyJet agreed to Apollo’s £5.7bn offer after a bidding war with Castlelake. Why shares surge when a bid lands — and what the 13% overnight jump teaches you.

10 Aug 2026Student Investor Editorial Team
Markets

What is a lockup period?

When SpaceX unlocked nearly a billion insider shares in August 2026, investors feared a crash. Instead, shares rose 6%. Here is what a lockup period is and why markets often shrug at events they knew were coming.

9 Aug 2026Student Investor Editorial Team
Markets

What guidance means for shares

Airbnb raised its full-year outlook and shares jumped 11%. What company guidance is, why a raised forecast moves a price, and what forward-looking markets really means.

9 Aug 2026Student Investor Editorial Team
Basics

What is an ETF?

One trade, hundreds of companies. What an exchange-traded fund is, how it works, and how it differs from a single share.

9 Aug 2026Student Investor Editorial Team
Markets

When bad jobs news is good for shares

The US shed 23,000 jobs in July 2026 yet the S&P 500 hit a record. Here is the triangle of jobs, rates and share prices that explains why.

9 Aug 2026Student Investor Editorial Team
Basics

What a stock split is

A share priced at £9 shows £3 the next day — and nobody lost money. What a stock split really is, why firms do it, and why it trips up beginners.

8 Aug 2026Student Investor Editorial Team
Markets

Why supply chains move share prices

An aerospace giant grew its sales in August 2026 yet its shares fell 20% — because of a missing part. What a supply-chain crunch really teaches you.

7 Aug 2026Student Investor Editorial Team
Markets

What an IPO is — and the SpaceX rollercoaster

SpaceX floated in the biggest IPO ever, then its shares fell 45%. What an IPO is, why new stocks swing so wildly, and why strong first results still sent them down.

7 Aug 2026Student Investor Editorial Team
Strategy

How to build a team of four that works

Four players, two portfolios, one league table. How to split the work, rotate roles and decide as a group — so nobody carries the team alone.

7 Aug 2026Student Investor Editorial Team
Markets

The Dow just passed 54,000 — what a round number means

The Dow closed above 54,000 for the first time in early August 2026. What a round-number record really tells you — and why the Dow is a strange index.

7 Aug 2026Student Investor Editorial Team
Markets

The Bank held rates — so why is that news?

The Bank of England left rates unchanged on 30 July 2026 — but three policymakers wanted a rise. Why a "no change" can still move markets, and what it teaches you.

6 Aug 2026Student Investor Editorial Team
Markets

The FTSE 250 just hit a record high

Britain's mid-cap index set an all-time high on 4 August 2026, beating its 2021 peak. Why it reads the UK economy better than the FTSE 100 — and what a record really means.

6 Aug 2026Student Investor Editorial Team
Basics

What is a price-to-earnings ratio?

Why a £5 share can be dearer than a £500 one. The P/E ratio explained simply — and how to tell a bargain from a value trap.

6 Aug 2026Student Investor Editorial Team
Markets

How the market rises when big stocks fall

Wall Street hit records in early August 2026 while SpaceX and AMD dropped. How an index can climb as big names fall — and why breadth argues for spreading your money.

6 Aug 2026Student Investor Editorial Team
Markets

What a share buyback is

HSBC announced a $1bn buyback with its profit jump. What buying back shares really means, how it differs from a dividend, and whether it is good news.

5 Aug 2026Student Investor Editorial Team
Markets

What interest rates do to shares

The Bank of England held at 3.75% — yet markets moved. The three ways rates reach into share prices, and why a “no change” day still matters.

5 Aug 2026Student Investor Editorial Team
Strategy

How the league tables work — and how to climb them

Thousands of teams, three tables and a column of little arrows. How to read where you stand — and what actually moves you up.

5 Aug 2026Student Investor Editorial Team
Markets

Why shares move on earnings news

SpaceX beat on revenue and fell; Palantir beat and soared 30%. Same week, opposite reactions — because prices move on the surprise, not the number.

5 Aug 2026Student Investor Editorial Team
Markets

Why oil prices move the stock market

Oil fell about 5% in early August 2026 and shares rose. Follow the chain of cause and effect — who wins, who loses, and why the reason behind the move matters.

4 Aug 2026Student Investor Editorial Team
Markets

The FTSE 100 hit a record high — what it means

The UK's headline index touched a record near 11,000 as the Bank of England held rates steady. Why a record sounds dramatic, but is history rather than a forecast.

4 Aug 2026Student Investor Editorial Team
Basics

What is a bond?

Buy a share and you own part of a company; buy a bond and you lend to one. What that swap really means, what a coupon is, and why "safe" bonds still move in price.

4 Aug 2026Student Investor Editorial Team
Basics

What is market capitalisation?

A £300 share is not a bigger company than a £3 one. The number that actually measures a company's size — and why the share price alone fools you.

3 Aug 2026Student Investor Editorial Team
Markets

What is volatility, and why prices swing every day

Open your portfolio two days running and the numbers are never the same. What that restless wobble is, where it comes from, and how not to panic at it.

2 Aug 2026Student Investor Editorial Team
Basics

How to enter the Student Investor Challenge

Signing a team up is simpler than it looks. Who can play, what you need before you start, the TRN that unlocks registration, and what happens once you are in.

1 Aug 2026Student Investor Editorial Team
Markets

What is inflation, and why it quietly matters to savers

Everything costs more than it used to — and there is a proper word for that slow creep. Why prices rise, and why leaving money still can quietly cost you.

31 Jul 2026Student Investor Editorial Team
Basics

What is a share, really?

Everyone talks about buying shares — but a share of what, exactly? The one idea the whole stock market is built on, in plain English.

30 Jul 2026Student Investor Editorial Team
Strategy

Pound-cost averaging, explained without the maths panic

Invest the same amount on the same rhythm, whatever the price — and let a simple schedule buy more when shares are cheap and calm your nerves.

29 Jul 2026Student Investor Editorial Team
Markets

What a stock exchange actually does

The marketplace behind the buy button — how an exchange matches buyers and sellers, and why your money goes to another investor, not the company.

28 Jul 2026Student Investor Editorial Team
Basics

Your first week in the Student Investor Challenge

A calm, day-by-day guide to your first seven days — your two virtual £100,000 portfolios, your first trades and the league.

27 Jul 2026Student Investor Editorial Team
Markets

Bull and bear markets, explained

What a bull market and a bear market really mean, where the odd names come from and how to keep a level head when the mood swings.

26 Jul 2026Student Investor Editorial Team
Basics

Risk and reward, explained simply

Why bigger potential returns always come with bigger swings, and how to think about risk sensibly when you are just starting out.

25 Jul 2026Student Investor Editorial Team
Basics

What compounding is, and why it rewards patience

How money makes money over time — why starting early beats starting big, and what it teaches you about investing.

24 Jul 2026Student Investor Editorial Team
Strategy

How the Student Investor semi-finals work

The four-week price-prediction round, how points are scored, and how the top eight teams reach the national final.

23 Jul 2026Student Investor Editorial Team
Basics

What a dividend actually is

The quiet second way shares pay you — what a dividend is, why companies pay them, and how the dates work.

22 Jul 2026Student Investor Editorial Team
News

The 2026 national final returns to London

This year’s finalists will meet in the City for a live trading day and the Trader of the Year award.

8 Jul 2026Student Investor Editorial Team
Markets

How the news actually moves a share price

Why good news sometimes sends a stock down — and what the market is really pricing.

1 Jul 2026Student Investor Editorial Team
Basics

Five mistakes teams make in round one

The avoidable slips that quietly cost places before the semi-finals even begin.

24 Jun 2026Student Investor Editorial Team
Strategy

The Windfall Tax on idle cash — and why it exists

The rule that stops teams hiding in cash, and the real-world lesson hidden inside it.

17 Jun 2026Student Investor Editorial Team
Strategy

Diversification, explained without the jargon

The one idea that does more to protect a beginner than any clever stock pick.

10 Jun 2026Student Investor Editorial Team
Basics

What a portfolio really is — and why yours has two halves

Before you buy a single share, it helps to know what you are actually building.

3 Jun 2026Student Investor Editorial Team
Basics

How to read a share price without panicking

What the numbers on a ticker actually mean — and which ones a beginner should ignore.

27 May 2026Student Investor Editorial Team
Strategy

Why holding beats trading for most beginners

The quiet case for patience — and what the Strategic Investor portfolio is really teaching you.

20 May 2026Student Investor Editorial Team
For teachers

Running the challenge in a single lesson a week

A light-touch plan for weaving live markets into your timetable without extra prep.

13 May 2026Student Investor Editorial Team

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