What Is Return on Assets (ROA)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Return on Assets is one of the cleanest efficiency metrics in financial analysis –
What Is Operating Margin? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Operating Margin is the profitability metric that sits between Gross Margin and Net Margin
What is Gross Margin? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Gross-Margin is the first profitability number that matters – because it tells you whether
What Is Institutional Ownership and Institutional Transactions? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Behind every major stock move, there is almost always institutional money at work. Mutual
What Is Insider Ownership and Insider Transactions? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: When a company’s CEO buys a million euros worth of their own stock with
Short Selling vs Not Owning a Stock
By Antonios Fotakis A note before you read: This is the final article in our Short Selling Explained series. If you’ve read the first four,
How Short Selling Is Actually Used: Hedging vs Speculation
By Antonios Fotakis A note before you read: So far in this series, we’ve focused on shorting a single stock as a standalone directional bet.
Why Short Selling Is Riskier Than Buying Stocks
By Antonios Fotakis A note before you read: This is probably the most important article in this series – not because the mechanics are complicated,
How a Short Trade Works: Margin, Fees & the Full Mechanics
By Antonios Fotakis A note before you read: In our last article, we covered what short selling is at its core – borrowing, selling, buying
What Is Short Selling? The Simplest Guide for Beginners in 2026
By Antonios Fotakis A note before you read: Short selling shows up in the news every time a stock crashes, a hedge fund makes headlines,
Options vs Stocks: Which Fits Your Strategy?
By Antonios Fotakis A note before you read: This is the final article in our Options Explained series. If you’ve read the first four, you
How Options Are Actually Used: Speculation vs Protection
By Antonios Fotakis A note before you read: So far in this series, we’ve focused on buying a single call or put as a standalone
Why Options Are Riskier Than You Think: Time Decay & Volatility
By Antonios Fotakis A note before you read: This is probably the most important article in this series – not because the math is harder,
Calls vs Puts: How They Actually Work
By Antonios Fotakis A note before you read: In our last article, we covered what an option actually is. Now it’s time to get specific.
What is an Option? The Simplest Guide for Beginners in 2026
By Antonios Fotakis A note before you read: Options are one of those words you’ve probably heard a hundred times – on the news, from
What Is Short Interest? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Short Interest is one of the most powerful and least understood metrics on any
What Is Stock Float? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Stock float and Shares Outstanding are two numbers that look almost identical on a
What Is Relative Volume? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: We already covered volume in this series – how many shares trade hands in
What Are Moving Averages? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Moving averages are the most widely referenced lines on any stock chart. Financial news
What Is the Relative Strength Index (RSI)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The Relative Strength Index (RSI) is one of the most widely used indicators on
What Is a Special Dividend? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Special dividends are one of the most misunderstood events in income investing. They look
What Is Dividend Growth Rate? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Most investors who look for dividend stocks focus on yield – how much income
What Is the Current Ratio and Quick Ratio? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: A company can be profitable on paper and still run out of cash next
What Is Return on Invested Capital (RoIC)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Return on Invested Capital is the metric that Warren Buffett, Charlie Munger, and most
What Is Free Cash Flow Yield? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Free Cash Flow Yield is one of the metrics that professional investors use most
What Is the PEG Ratio? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The PEG ratio was designed to solve one of the most common and costly
What Is 52-Week High and Low? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The 52-week high and low is the most visually intuitive metric on any stock
What Is Volume in Investing? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Volume is one of the most visible numbers on any stock screener or trading
What Is the P/S Ratio (Price-to-Sales)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The Price-to-Sales ratio exists because of a simple problem – some of the most
What Is EV/EBITDA? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: EV/EBITDA is one of those metrics that appears constantly on screeners and in financial
What Is the P/B Ratio (Price-to-Book)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The Price-to-Book ratio is one of the oldest valuation metrics in investing – used
What Is Profit Margin? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Profit margin is the metric that answers the question revenue growth never does –
What Is Revenue Growth? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Revenue growth is the first number analysts look at when a company reports earnings
What Is EPS (Earnings Per Share)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Every quarter, thousands of companies report their earnings – and the number the entire
What Is the Debt-to-Equity Ratio? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Debt is not inherently bad in a business — used wisely, it accelerates growth.
What Is Return on Equity (ROE)? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Return on Equity is the metric that separates investors who read financial data from
What Is Beta in Investing? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Beta is one of those numbers that appears on every stock screener and financial
What Is Dividend Yield and Payout Ratio? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: A high dividend yield is one of the most attractive-looking numbers in investing –
What Is Market Cap? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Market cap is one of the first numbers you see when you look up
What Is the P/E Ratio? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The P/E ratio is probably the most quoted number in investing – and one
What Is a Stock Screener? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: The moment most people get serious about investing, they open a stock screener. Rows
What Is Inflation? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Inflation is the one financial force that affects everyone – whether you invest or
What Is an Emergency Fund? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: This is the article I wish existed before I made my first investment. Not
What Is a Mutual Fund? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Mutual funds have been around for over a century. They were the original way
What Is an Index Fund? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | July 2026 A note before you read: Most people have heard the phrase “just invest in index funds” – usually from
What Is Compound Interest? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | June 2026 A note before you read: Albert Einstein is often credited with calling compound interest the eighth wonder of the
What is an IPO? The Simplest Guide for Beginners in 2026
By Antonios Fotakis | June 2026 A note before you read: This is not a complicated finance article. No jargon. No hype. Just an honest
Why You Need to Invest – Starting With Yourself
By Antonios Fotakis | May 2026 A note before you read: Most people hear the word “investing” and immediately think of stocks, numbers, and money
What is Dollar-Cost Averaging (DCA)? The Simplest Guide for Beginners in 2026
A note before you read: Most people spend years trying to find the perfect moment to invest. The right price. The right news. The right signal. What if I told you that the most successful long-term investors in the world don’t try to find the perfect moment at all — they simply show up, every month, no matter what?
What is a Dividend? The Simplest Guide for Beginners in 2026
A note before you read: Most people think investing is about buying low and selling high. What if I told you that some of the world’s most successful investors build their wealth by doing almost nothing at all – just waiting for their portfolio to pay them? That’s what dividends are about. And it’s simpler than you think.
What is a Bond? The Simplest Guide for Beginners in 2026
A note before you read: This is not a complicated finance article. No jargon. No formulas. Just an honest explanation that I wish someone had given me earlier — before I realised that one of the safest investment tools in the world had been hiding in plain sight the whole time.
Cash Flow: Powerful Passive Income Investing 2026 Guide
A note before you read: This is not about getting rich quick. It’s about building a stream of income that works for you – quietly, consistently, month after month. If that sounds boring, good. The best investments usually are.
Fortress: Powerful Guide to Safe Long-Term Investing in 2026
A note before you read: If High Voltage is about chasing the wave, Fortress is about building the wall. This is for investors who want to grow steadily – without losing sleep over every market move.
High Voltage: The Powerful Guide to High-Risk Investing in 2026
A note before you read: This article is not about getting rich quick. It’s about understanding what high-risk investing actually means – and whether it’s right for you. Read it carefully before you make any decisions.
What Is a REIT? The Simplest Guide for beginners in 2026
A note before you read: You don’t need to be a real estate investor to understand this. You don’t need savings for a down payment. You don’t need to deal with tenants or maintenance. What is a REIT and how it works is simpler than you think – and it might change the way you think about passive income forever.
What Is an ETF? The Simplest Guide for Beginners in 2026
A note before you read: If you’ve already read our article on stocks, you’re one step ahead. If not, that’s okay – everything you need to know starts right here.
What Is a Stock? The Simplest Guide for Beginners in 2026
A note before you read: This is not a complicated finance article. No jargon. No formulas. Just an honest explanation that I wish someone had given me years ago – before I made my first investment without really understanding what I was buying.
I Don’t Want to Be a Content Creator. I Want to Say Something True.
A note before you read: This is not a finance article. This is not about markets, tools, or investing strategies. This is something more personal — something I needed to say, and that I believe some of you may need to hear. Thank you for being here.
What Stops You — And How to Beat It
There’s a moment every person knows.
The moment right before you decide to do something different. Something new. Something that feels bigger than what you’ve done before.
And in that exact moment – something stops you.
AF Core Global From Scratch – Just Start
Let me tell you something they don’t put in the “how to build a website in one day” tutorials. Before you get the site, you get the chaos. You get the wrong tools, the wasted money, the moments where you stare at the screen wondering if you’ve made a terrible mistake. And if you’re lucky – if you push through all of that – you end up somewhere you never quite expected.
Why I Built AF Core Global — And Why It Matters to You
Let me start with something most finance websites would never admit:
I don’t have a finance degree. I’m not a certified financial advisor. And until a few years ago, I had no idea what a P/E ratio was.