https://www.nycmemo.com/learn/videos/gex https://www.nycmemo.com/__l5e/assets-v1/0d1559b7-5315-4bd3-b3f6-3aa95821bb1d/gex-thumb.jpg What Is GEX (Gamma Exposure)? Options Explainer Dealer gamma is the invisible hand behind most intraday drift. This one-minute explainer shows how positive versus negative gamma exposure either pins price to a strike or lets it run, and how to read the strike map for it. https://www.nycmemo.com/__l5e/assets-v1/735015d1-ebbe-4956-97da-889451a9d123/gex.mp4 https://www.nycmemo.com/learn/videos/gex 60 2026-07-30T23:19:36Z yes no no https://www.nycmemo.com/learn/videos/long-gamma https://www.nycmemo.com/__l5e/assets-v1/681f986a-16ab-413f-b390-0c6b888804db/long-gamma-thumb.jpg Long Gamma Explained: Why the Tape Mean-Reverts When dealers are long gamma their hedging buys dips and sells rallies. Learn why a long-gamma tape feels slow and mean-reverting, and which levels tend to cap the day's range. https://www.nycmemo.com/__l5e/assets-v1/2523f726-4d0a-4b98-b09c-3ea251c5a2ac/long-gamma.mp4 https://www.nycmemo.com/learn/videos/long-gamma 55 2026-07-30T23:19:20Z yes no no https://www.nycmemo.com/learn/videos/short-gamma https://www.nycmemo.com/__l5e/assets-v1/bb273da3-a923-4e2a-bb49-c2662cd1660d/short-gamma-thumb.jpg Short Gamma Explained: How Trend Days Get Made The opposite regime: dealer hedging chases the move instead of fading it. See how short gamma turns a small push into an outsized trend day and where the acceleration usually starts. https://www.nycmemo.com/__l5e/assets-v1/fc58fed5-f4cc-4d38-9611-ed385ee9a635/SHORT_GAMMA.mp4 https://www.nycmemo.com/learn/videos/short-gamma 76 2026-07-30T23:26:34Z yes no no https://www.nycmemo.com/learn/videos/max-pain https://www.nycmemo.com/__l5e/assets-v1/6f74d312-fc98-4424-b255-e24e4cacb2f3/max-pain-thumb.jpg Max Pain Explained: The Strike Price Magnet Max pain is the strike where the largest dollar amount of open options expires worthless. This explains how it is computed, why price often gravitates toward it into Friday, and when to ignore it. https://www.nycmemo.com/__l5e/assets-v1/db775628-9f49-4d9f-b4c2-b1996394186d/max-pain.mp4 https://www.nycmemo.com/learn/videos/max-pain 58 2026-07-30T23:19:26Z yes no no https://www.nycmemo.com/learn/videos/pin https://www.nycmemo.com/__l5e/assets-v1/dd03eee1-2046-498c-ac3a-7abd6f9c9a9a/pin-thumb.jpg Strike Pinning Explained: Expiry Day Magnets Why heavy open interest turns certain strikes into magnets on expiry day, how pinning shows up on the strike map, and what it means for a trade you are holding into the close. https://www.nycmemo.com/__l5e/assets-v1/0a89c5f7-daab-42db-94f7-ee69f243c72a/PIN.mp4 https://www.nycmemo.com/learn/videos/pin 61 2026-07-30T23:26:27Z yes no no https://www.nycmemo.com/learn/videos/iv https://www.nycmemo.com/__l5e/assets-v1/2d365b8a-ea98-4110-82ae-cb10b9645bf4/iv-thumb.jpg Implied Volatility Explained: IV and Earnings Crush Implied volatility is the market's forward price of movement, not a forecast of direction. Covers how IV is quoted, why it inflates before earnings, and how the crush afterwards can lose you money on a correct call. https://www.nycmemo.com/__l5e/assets-v1/9d6580de-a733-48c3-adac-a70fa376284d/iv.mp4 https://www.nycmemo.com/learn/videos/iv 64 2026-07-30T23:19:51Z yes no no https://www.nycmemo.com/learn/videos/rv https://www.nycmemo.com/__l5e/assets-v1/4190b43f-05d4-47f0-85f4-be7f6f4873a1/rv-thumb.jpg Realized Volatility Explained: RV vs IV Realized volatility is how much the stock has actually moved, measured from the tape. Learn to compare RV against IV to judge whether options are genuinely cheap or expensive right now. https://www.nycmemo.com/__l5e/assets-v1/e62a077c-cb6f-41d8-ac91-02442aad85e9/rv.mp4 https://www.nycmemo.com/learn/videos/rv 68 2026-07-30T23:19:43Z yes no no https://www.nycmemo.com/learn/videos/vex https://www.nycmemo.com/__l5e/assets-v1/a4117ba7-0a42-4101-938a-61861fec430e/vex-thumb.jpg What Is VEX (Vanna Exposure)? Options Explainer Vanna measures how dealer delta shifts when implied volatility moves. This shows why a simple IV drop can trigger mechanical buying, and how vanna exposure layers on top of gamma exposure. https://www.nycmemo.com/__l5e/assets-v1/348a2f68-25ba-457c-9d1e-cde24633e2aa/VEX.mp4 https://www.nycmemo.com/learn/videos/vex 58 2026-07-30T23:26:41Z yes no no https://www.nycmemo.com/learn/videos/pcr https://www.nycmemo.com/__l5e/assets-v1/53e2bfae-ce4d-4605-93ef-2ca7a0920327/pcr-thumb.jpg Put/Call Ratio Explained: Reading PCR Properly Put open interest divided by call open interest, used as a positioning and sentiment gauge. Covers healthy ranges, why extreme readings are contrarian, and the traps in raw put/call ratio data. https://www.nycmemo.com/__l5e/assets-v1/11e078dd-65e5-4a4f-b63e-bedbc308a89d/NYCMemo_Video15_PCR.mp4 https://www.nycmemo.com/learn/videos/pcr 62 2026-07-30T23:26:21Z yes no no https://www.nycmemo.com/learn/videos/short-volume https://www.nycmemo.com/__l5e/assets-v1/3d32f832-518b-46e2-871b-38855245990a/short-volume-thumb.jpg Short Volume Explained: Not the Same as Short Interest Short volume is the share of daily volume printed short, a live proxy for shorting pressure. Explains why it is not the same as short interest and how to read sustained elevated readings. https://www.nycmemo.com/__l5e/assets-v1/11dd9b69-eff0-4f78-85af-cd500c5e7cd9/short-volume.mp4 https://www.nycmemo.com/learn/videos/short-volume 60 2026-07-30T23:20:19Z yes no no https://www.nycmemo.com/learn/videos/ftd https://www.nycmemo.com/__l5e/assets-v1/a3a16073-9481-41b7-82e6-0ae851c60af2/ftd-thumb.jpg Fails-to-Deliver Explained: Reading SEC FTD Data What happens when sold shares are never delivered, how the SEC data is published, and why persistent fails-to-deliver build-ups are one of the cleaner tells for squeeze risk. https://www.nycmemo.com/__l5e/assets-v1/c3384040-eee7-4930-b911-3bdce0ebebf3/NYCMemo_Video14_FTD_Updated.mp4 https://www.nycmemo.com/learn/videos/ftd 63 2026-07-30T23:26:14Z yes no no https://www.nycmemo.com/learn/videos/liquidity https://www.nycmemo.com/__l5e/assets-v1/2954f380-9a5d-4a11-b1c7-decd12fd879d/liquidity-thumb.jpg Options Liquidity Explained: Spreads, OI and Volume How easily you can get in and out at a fair price. Walks through bid-ask width, open interest and volume, and how to spot a contract that will trap you on the exit. https://www.nycmemo.com/__l5e/assets-v1/d97cddc4-45da-40a9-b8ba-8f20bd4f5479/liquidity.mp4 https://www.nycmemo.com/learn/videos/liquidity 65 2026-07-30T23:20:00Z yes no no https://www.nycmemo.com/learn/videos/slippage https://www.nycmemo.com/__l5e/assets-v1/52fa4896-62c2-4f38-ae79-28523be21b04/slippage-thumb.jpg Slippage Explained: Why Your Fill Is Worse Than the Quote Slippage is the gap between the price you expected and the price you got. Shows where it comes from in thin option chains and the order habits that keep it small. https://www.nycmemo.com/__l5e/assets-v1/8cf5b1f9-c395-4633-b665-1c8583a18fcd/slippage.mp4 https://www.nycmemo.com/learn/videos/slippage 63 2026-07-30T23:20:09Z yes no no