DUOL gamma levels history

From the closing options book · October 20, 2026 · updated after every close

DUOL's closing gamma levels for 89 sessions to October 20, 2026: call wall, put wall, apex, gamma flip, net gamma and implied volatility. The full record back to the first recorded session is a free CSV download.

89
Sessions
12/60
Short gamma
last 60 sessions
150
Call wall
130
Put wall

DUOL net gamma, last 60 sessions

Jul 28Oct 20

DUOL closing levels by session

Download CSV
SessionCloseCall wallPut wallApexFlipNet gammaIV
Oct 20139.58150130150161.25+$114K66.0%
Oct 19142.11155130155156.25+$461K65.6%
Oct 16141.76150130150156.25+$439K61.8%
Oct 15148.93160140160153.75+$1.0M75.9%
Oct 14139.73160140140—−$532K67.3%
Oct 13140.10160140140—−$617K58.8%
Oct 12147.74160140160158.75+$540K51.9%
Oct 9149.92150140150158.75+$664K46.9%
Oct 8151.22150135150149.5+$2.9M—
Oct 7151.72150140150149.5+$2.6M—
Oct 6148.13150135150151.25+$1.4M51.4%
Oct 5147.10150135150151.25+$915K55.3%
Oct 2144.27150135135158.75+$149K52.3%
Oct 1146.57150135150149.5+$930K53.3%
Sep 30142.40150135135—+$2K54.6%
Sep 29142.62150135135168.75+$62K58.8%
Sep 28134.30160135135—−$759K59.2%
Sep 25143.51160135135—−$183K53.0%
Sep 24147.75150140150—−$60K56.0%
Sep 23145.98160140140—−$297K55.5%
Sep 22147.71160140140173.75+$29K56.8%
Sep 21149.42150140140—−$278K57.6%
Sep 18141.90160135135—−$550K51.5%
Sep 17147.10155145155166.25+$232K55.9%
Sep 16148.17155146155163.75+$459K57.6%
Sep 15153.92155135155153.75+$1.8M—
Sep 14151.14155135155158.75+$1.2M—
Sep 11143.68155135155—−$15K54.2%
Sep 10145.16150140150158.75+$490K56.6%
Sep 9139.24155140140—−$1.3M55.0%
Sep 8146.39160146160—−$19K59.1%
Sep 4154.46160146160158.75+$857K55.4%
Sep 3158.82160145160156.25+$2.7M—
Sep 2157.85160130160153.75+$2.2M55.9%
Sep 1158.77160130160151.25+$2.4M—
Aug 31148.36155130155153.75+$1.3M52.3%
Aug 28146.98155130155153.75+$1.1M52.9%
Aug 27142.86150144150153.75+$778K56.7%
Aug 26140.88155130155158.75+$388K56.0%
Aug 25146.04155144155153.75+$1.1M57.0%
Aug 24146.84155144155153.75+$940K58.6%
Aug 21146.13155144155151.25+$1.0M59.3%
Aug 20147.03150140150146.5+$3.2M59.8%
Aug 19146.03150130150140.5+$3.5M61.9%
Aug 18139.64150120150139.5+$2.0M59.5%
Aug 17130.16150110110149.5+$215K54.4%
Aug 14132.83150110150147.5+$583K57.4%
Aug 13144.10150120150131.5+$2.4M65.0%
Aug 12134.63150120150134.5+$1.5M55.6%
Aug 11135.44150120150135.5+$1.4M53.4%
Aug 10137.19150115150132.5+$1.3M55.2%
Aug 7130.90150110150134.5+$775K58.5%
Aug 6122.58140115115—−$1.9M64.9%
Aug 5135.32160110160143.5+$713K100.0%
Aug 4137.75160125160139.5+$907K105.4%
Aug 3135.80160110160140.5+$583K98.3%
Jul 31134.81160110160139.5+$581K96.6%
Jul 30133.60130125130139.5+$1.7M102.2%
Jul 29140.17150125150134.5+$2.7M94.0%
Jul 28140.73150125150—+$2.6M89.1%
Jul 27132.82130125125141.5+$393K97.9%
Jul 24122.24130125125—−$993K91.2%
Jul 23120.67135125125—−$1.1M90.7%
Jul 22119.51135125125—−$1.4M85.1%
Jul 21124.71135125125—−$53K90.6%
Jul 20133.89135125125139.5+$994K79.2%
Jul 17133.85135125125148.5+$442K79.6%
Jul 16128.94135110135129.5+$2.7M71.9%
Jul 15131.22135110135131.5+$2.3M68.5%
Jul 14128.35135110135130.5+$1.9M72.2%
Jul 13132.34135110135129.5+$1.9M73.1%
Jul 10124.76135110135134.5+$505K63.8%
Jul 9129.95135110135134.5+$2.1M69.7%
Jul 8127.57135115135124.5+$2.5M73.2%
Jul 7131.95135115135124.5+$3.0M70.7%
Jul 6129.72135105135124.5+$2.0M72.4%
Jul 2125.76135105135124.5+$1.5M65.2%
Jul 1121.22135122135121.5+$1.4M69.6%
Jun 30115.02135110135134.5+$267K58.2%
Jun 29116.03135122135133.5+$354K78.0%
Jun 26121.49135122135129.5+$855K63.4%
Jun 25119.94135120120136.5+$397K69.5%
Jun 24132.15135120135128.5+$3.4M69.3%
Jun 23132.18135120135129.5+$1.9M75.4%
Jun 22127.25130120120129.5+$1.2M77.1%
Jun 18125.56130120120139.5+$96K61.4%
Jun 17123.39130122130129.5+$1.8M68.0%
Jun 16128.07130122130129.5+$1.9M86.0%
Jun 15127.06130122130129.5+$1.3M76.1%

These are the October 20, 2026 closing numbers. Members see DUOL's map move live all session.

Common questions

Where can I download DUOL gamma history?

The CSV on this page has every recorded DUOL session: call wall, put wall, apex, flip, net gamma, ATM IV and max pain.

How often is DUOL in short gamma?

12 of the last 60 sessions closed with dealers net short gamma.

Compare: gamma levels history on other tickers

Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.