FX Sessions

Explore the performance of popular Forex trading sessions (London, New York) to identify periods of higher profitability using a simple baseline strategy.

Published · Updated · Methodology: Technical Indicators

Part of: ICT Kill Zones & Sessions

  • Methodology: Technical Indicators
  • Content type: educational
  • Markets: Forex

Source video

Decoded from: They Talk FX Sessions. I Tested Them by Ali Casey | StatOasis — watch the original

Key timestamps:

  • 0:00 - Introduction to FX sessions
  • 0:12 - Video content begins

Strategy overview

Forex sessions divide the 24-hour currency market into the Tokyo, London and New York windows, on the premise that liquidity and volatility cluster differently in each. What makes this entry worth reading is not the concept but the posture toward it: the source video is titled "They Talk FX Sessions. I Tested Them", which announces the session narrative as a claim under audit rather than a rule to adopt. It comes from Ali Casey's StatOasis channel, whose orientation is statistical testing — so the useful frame here is not "which session should I trade" but "what would it take to know".

That distinction matters because session claims are among the most repeated and least specified ideas in retail FX. Before any test means anything, several definitional choices have to be pinned down: which clock the session boundaries are measured against (broker server time, UTC, or the trader's local time), how daylight saving is handled when Europe and the United States shift on different dates and a fixed hour drifts relative to the actual overlap for several weeks a year, whether a "session" means exchange hours or the liquidity window around them, and — most often skipped — what baseline the session is being compared against. A session that looks active in isolation says nothing until it is measured against the rest of the day.

There is a second constraint worth naming: a session is a slice of the trading day, so per-session statistics consume sample size quickly and need long histories before differences separate from noise. The source here is video commentary on a testing exercise rather than a documented rule set, and no mechanical entry, exit or parameter set was extracted from it — so there is nothing on this page to trade directly. Read it instead as a reminder of what session timing actually is in a system: a conditioning filter that tells you when a setup is allowed to fire, never what to enter or in which direction.

Topics

forex strategy · trading strategy · fx trading sessions · london session forex · new york session forex · forex session profitability · technical indicators · pine script · tradingview strategy · forex market analysis

Frequently asked questions

What are the forex trading sessions?

The FX market runs 24 hours on weekdays and is conventionally split into the Tokyo, London and New York sessions, which follow each other around the clock and briefly overlap. The overlaps — London/New York in particular — are where the most participants are active simultaneously.

Is time of day actually an edge in forex trading?

It is a testable claim rather than a settled fact, and the answer depends entirely on how the test is set up: which timezone defines the session boundaries, whether the comparison uses a proper all-hours baseline, and whether the sample is long enough for one slice of the day. The premise of the source video is to test the claim rather than assert it.

Why does daylight saving time matter when testing session strategies?

Europe and the United States change clocks on different dates, so for several weeks each year the real gap between the London and New York sessions shifts by an hour. A backtest anchored to a fixed clock hour will silently test a different window during those periods unless the timestamps are handled explicitly.

Can a session filter be traded on its own?

No — a session defines when trading is permitted, not what to trade or which direction to take. It works as a filter layered on top of an entry method with its own logic, which is why session rules are usually evaluated by comparing an existing system with and without the time restriction.

About this strategy page

This trading strategy was decoded by Strategy Decoder's AI from a public YouTube trading video and turned into a structured, reviewable specification. In the interactive app this page shows the full entry and exit logic, risk management settings, the indicators involved with their parameters, AlgoWizard-compatible logic and a Pine Script export ready for TradingView backtesting — plus an automated backtest verdict when one has been computed for this strategy.

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