Sharpe needs a standard deviation and a risk-free rate. Sortino needs a target return and a denominator most software computes incorrectly. Calmar needs a high-water mark and three years of history. The gain-to-pain ratio needs addition. Jack Schwager popularised it…
Every backtest report you have ever opened leads with profit factor. Every EA vendor quotes it. Every strategy marketplace sorts on it. It is the single most visible number in retail trading software. It is also the easiest number in…
Sharpe and Sortino both measure the same abstract thing: the wobble in your return series. Neither measures the number that actually ends trading careers. Nobody quits because their standard deviation was elevated. They quit because they were down 42% from…
The Sharpe ratio has one flaw that everybody notices within about ten seconds of understanding it: it treats your best month as a problem. Standard deviation counts distance from the average in both directions. A +11% month and a −11%…
There is one number that decides where hundreds of billions of dollars get allocated every year, and almost every retail trader who quotes it is quoting noise. The Sharpe ratio is the closest thing finance has to a universal scorecard.…
First-level thinking: this is a good company, so buy it. This is a strong trend, so go long. This is bad news, so sell. Howard Marks’s objection is not that these statements are wrong. It is that they are almost…
Jim Rohn's philosophy of personal responsibility, daily disciplines, and the seasons of life provides the foundational framework that all trading psychology builds on. His teaching that you are the average of the five traders you follow is the most practical environmental intervention available.
Every trader reviews his losses. It feels like the responsible thing to do, it feels like work, and it is very nearly useless. Brett Steenbarger, who came to trading from brief therapy rather than from the market, brought with him…
Before dawn on January 5, 1914, in a freezing Michigan winter, thousands of men gathered in the dark outside Ford’s plant in Highland Park. Some had arrived at three in the morning to hold their place. They had come because…
Every few months somebody declares the AI trade a bubble. A few weeks later somebody else declares that this time is genuinely different. Both camps reach for the year 2000 as their reference point, and both usually stop at the…
Your setup wins forty-one percent of the time. You know this, because you counted, once, a while ago. It does not feel like forty-one percent. It feels like a good setup. It feels, if you are honest, like it works…
GREATEST TRADERS · EPISODE 32 Allan Gray The Contrarian Who Built South Africa’s Greatest Fund ▶ Watch on YouTube🎵 Listen on Spotify Also available on Apple Podcasts · Amazon Music In 1973, a thirty-five-year-old South African asset manager left a…
Count the trading education you have consumed. Order flow, market structure, candlestick confirmation, indicator confluence, the setup, the trigger, the entry. Now count the hours spent on what you do after the fill. The ratio is somewhere near ten to…
UPDATE · 4 AUGUST 2026 Date one has resolved. SpaceX reported Q2 revenue of $7.81 billion against consensus near $6.9 billion, adjusted EBITDA of $3.5 billion against $2.0 billion expected, and a net loss of 9 cents a share. Every…
Minervini calls it a volatility contraction pattern. Carter calls it a squeeze. Bollinger describes it as bands narrowing, Keltner traders as channels overlapping. Four names, four books, one observation. The market goes quiet before it goes somewhere. That sentence is…
Trader’s Library · Book Review The Disciplined Trader by Mark Douglas Explore all 80 books in the Trader’s Library → Before Trading in the Zone made Mark Douglas the most quoted name in trading psychology, he wrote a stranger, denser,…
When Nvidia became, in July 2025, the most valuable company in the history of the world, crossing four trillion dollars on the back of the artificial-intelligence boom, the achievement was rightly celebrated as Nvidia’s. But Nvidia does not make a…
Most beginners pick a trading style by accident, copying whoever they happened to watch on YouTube. Then they wonder why it feels like a constant fight. The style was never matched to them. Choosing the right trading style is one…
MONEY MYTHS – EPISODE 10 – SERIES FINALE How Long Does It Actually Take to Become a Profitable Trader? The myth: profitable in 6 months or quit. Six months is not a sufficient statistical sample to distinguish skill from variance.…
TradingView now runs an official MCP server. It connects your TradingView account to Claude on the web, desktop and mobile apps, to Claude Code, and to ChatGPT, using a single URL and a TradingView sign-in. No terminal, no debug ports,…
Stan Weinstein reduced every chart, in every market, on every timeframe, to four stages. Not patterns. Not signals. States of being, each of which lasts months and behaves in a completely different way from the others. Stage 1, the base.…
The complete story of Michael J. Huddleston: the vending machine technician from Michigan who rewrote the vocabulary of retail trading, gave away a $20,000 course for free, and became simultaneously the most imitated and most disputed educator in the industry.…
The Kelly Criterion answers a question exactly. Given an edge, what fraction of your capital maximises long-run growth? For a system winning forty percent of the time with 2R winners, the answer is ten percent of the account per trade.…
EP11 · The Trader’s Physical Edge The Workspace: How the Room Trades With You The chair, the light, the desk, the silence. Your environment is a second trader. Pillar 5 of 5 · ENVIRONMENT A trader sits down at 7:30…
The Complete Trader’s Edge
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