When a trading backtest becomes a data audit

by Xujiao — STAT GR5398 Fall 2026 Assignment 1 — FinRL-Trading

Medium·32m ago

Your Trading Model’s Numbers Are Tokens, Not Measurements

by Marcin Ufniarz — I checked three numeric fields my LLM trader produces. All three looked valid. None of them meant what the schema said they meant.

Medium·18h ago

How to Start Forex Trading: A Complete Beginner’s Guide

by Trade Earning Pro — Forex trading — the buying and selling of currencies — has become one of the most accessible ways to participate in global financial…

Medium·1d ago

AI Agents vs Human Traders

by XpertraxUpdates — Could Machines Take Over Trading Within Two Years?

Medium·1d ago

Monte Carlo for Trading Strategies: What Resampling Can and Cannot Tell Us

by Alphavo — How alternative samples of historical trades can expose fragile results — and why simulated outcomes are not independent evidence of a…

Medium·1d ago

I saw agentic trading coming in 2023. Here’s what I’m predicting next.

by Austin Starks — I think we’ve got about five years of abundant opportunity before trading agents become commonplace. The next edge is alternative data.

Medium·2d ago

Can a Simple Model Ensemble Beat the S&P 500?

by Qh — What I learned from nine strategy experiments and a five-year FinRL trading backtest.

Medium·4h ago

Does “Think Step by Step” Make a Trading AI Better? I Ran the Test Properly, and the Answer Was No

by Marcin Ufniarz — Eight sets of instructions, one AI, the same 1,500 market moments each time.

Medium·23h ago

Teaching a 27B Model to Write Trading Alphas: 101 Formulas, 12 Rewards and One Unseen Year

by Aleksei Romanov — How Qwen3.8–27B learns to write WorldQuant-style formulaic alphas: the formula language, alpha vs. beta, 12 reward channels and the hacks…

Medium·1d ago

Automated Trading Tools: How to Start Your Algorithmic Journey with Just $100

by Trade Earning Pro — Automated Trading Tools: How to Start Your Algorithmic Journey with Just $100 https://tradeearningpro.com

Medium·1d ago

One Indicator to Rule Them All [TradingView Secret]

by Sayedali Richu — One of the biggest challenges in intraday trading is not finding stocks that are moving. It is identifying which stocks have genuine…

Medium·2d ago

Why Polymarket Trading Bot Backtests Can Be Misleading

by Dexoryn — A Polymarket trading bot can look profitable in a backtest and still lose money when it starts trading live.

Medium·2d ago

Your Trading Bot Isn’t Broken. Your Strategy Is.

Medium·12h ago

A $50 Million Business Built Without a Single Ad — What It Teaches Traders Selling Signals and…

by Fx Solopreneur — Why “trust before scale” is the only growth strategy that survives contact with a real audience — and what it means if you sell trading…

Medium·1d ago

The Strategy Makes Money, But Only on Tuesdays

by Nayab Bhutta — A practical Python experiment to test weekday effects in trading — and find out whether the apparent edge survives real-world testing.

Medium·1d ago

The Complete AI Trading Stack: 6 Systems for Market Structure, Risk & Bots

by BARRON VAN DEN BERG — Most people trading today are running on the same three tools: a charting app, a gut feeling, and whatever they watched on YouTube last…

Medium·1d ago

The Age of Instant Finance: When Settlement, Trading, and Risk Move in Real Time

by The Insider Educator — How T+1, FedNow, and tokenized settlement are rebuilding the invisible plumbing of global markets — and why speed is not the same thing as…

Medium·2d ago

Running Sophisticated Trading Strategies with TradeZero [Code Included]

by Quant Galore @ Alphanume — And why there’s never been a better time to be a short seller.

Medium·2d ago