Options
236: Gamma Exposure for Options Traders – Interview w/ Lex from Tradier
Date: 2025-10-22 14:00:24
https://optionalpha.com/show236?ytref=88 – Gamma is one of the most misunderstood yet powerful forces driving options markets. In this episode, Kirk sits down with Lex from Tradier to break down gamma exposure (GEX) — what it is, why it matters, and how it quietly shapes market movement. Together, they unpack how professional traders use gamma to stay delta-neutral, manage risk, and interpret shifting liquidity, while retail traders can use it to better understand price behavior and volatility.
Lex explains the difference between long and short gamma, how “sticky strikes” form, and why SPX tends to act very differently from fast-moving names like GME. You’ll also learn how changes in open interest and volume can trigger sharp accelerations or reversals — and how to read these setups without getting buried in formulas.
We want to give a big thanks to Lex Luthringshausen and Tradier Brokerage for taking the time to sit down with us. This was an amazing and practical, eye-opening conversation about the hidden dynamics of gamma exposure and the edge it can give you in any options market. Learn how to get a free Option Alpha Pro+ Membership with Tradier: https://trade.tradier.com/option-alpha/
View the full show notes here: https://optionalpha.com/podcast/gamma-exposure-for-options-traders-interview-w-lex-from-tradier
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=== More Resources & Links ===
Start your 30-day FREE TRIAL to Option Alpha by clicking here: https://optionalpha.com/start?ytref=88
Go from beginner to pro with Option Alpha with 20 quick video lessons inside our new “Fast Track” series: https://optionalpha.com/fast-track?ytref=88
Jack’s latest video on using Gamma Exposure (GEX): https://www.youtube.com/watch?v=79415rgbUr8
“What is a Gamma Squeeze?” https://optionalpha.com/learn/gamma-squeeze?ytref=88
This article explains the concept of a gamma squeeze — what happens when dealers are forced to hedge when options volume and positioning shift sharply.
Option Alpha
“Gamma Options Explained | Definition and Examples” https://optionalpha.com/learn/gamma?ytref=88
A fundamental primer on gamma: what gamma is, how it works (rate of change of delta), how positive/negative gamma works, and why it matters.
“Guide to Option Greeks & Pricing Factors” https://optionalpha.com/lessons/options-pricing-the-greeks?ytref=88
Includes a section on gamma (and gamma risk), and how gamma interacts with theta, vega, etc — useful to pull in when you explain the mechanistic side.
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This video is for educational purposes only and is not a recommendation for buying/selling any security. Options trading is risky, so please read our full risk disclosure here: https://optionalpha.com/legal/risk-disclosure-agreement
