SITM gamma levels history

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

SITM's closing gamma levels for 260 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.

260

Sessions

34/60

Short gamma

last 60 sessions

580

Call wall

540

Put wall

SITM net gamma, last 60 sessions

Jul 28Oct 20

SITM closing levels by session

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Session	Close	Call wall	Put wall	Apex	Flip	Net gamma	IV
Oct 20	497.11	580	540	540	—	−$652K	—
Oct 19	495.75	580	540	540	—	−$712K	—
Oct 16	472.14	—	540	540	—	−$629K	101.5%
Oct 15	501.59	590	500	500	—	−$1.8M	113.4%
Oct 14	524.93	610	510	510	—	−$1.0M	—
Oct 13	579.66	670	600	600	—	−$639K	83.7%
Oct 12	570.07	640	600	600	—	−$1.1M	80.8%
Oct 9	612.37	640	650	650	—	−$468K	72.4%
Oct 8	645.06	640	650	650	640	+$20K	—
Oct 7	665.16	640	700	700	640	+$3K	—
Oct 6	711.06	750	700	700	640	+$421K	72.5%
Oct 5	710.04	750	700	700	620	+$408K	70.1%
Oct 2	709.44	750	630	750	620	+$805K	70.8%
Oct 1	678.87	640	630	640	640	+$621K	70.3%
Sep 30	652.03	640	630	640	640	+$509K	71.5%
Sep 29	651.43	640	630	640	640	+$442K	70.1%
Sep 28	656.65	640	630	640	640	+$453K	—
Sep 25	662.27	750	630	750	640	+$304K	71.3%
Sep 24	643.24	750	630	750	620	+$238K	—
Sep 23	608.91	700	510	510	—	−$89K	68.0%
Sep 22	633.72	750	510	750	700	+$146K	—
Sep 21	638.32	620	600	620	620	+$145K	67.0%
Sep 18	614.27	620	510	510	—	−$39K	—
Sep 17	598.60	600	590	600	—	−$444K	65.3%
Sep 16	548.90	540	460	460	—	−$658K	82.5%
Sep 15	550.39	540	460	460	—	−$553K	70.7%
Sep 14	558.35	630	460	460	—	−$719K	76.5%
Sep 11	635.66	650	590	650	700	+$264K	—
Sep 10	602.27	650	590	590	520	−$64K	77.2%
Sep 9	589.87	600	590	590	520	−$207K	77.3%
Sep 8	598.95	600	590	590	520	−$155K	76.7%
Sep 4	612.09	600	590	590	520	−$27K	67.4%
Sep 3	574.47	600	590	590	540	−$243K	—
Sep 2	568.82	600	590	590	540	−$312K	64.3%
Sep 1	552.75	520	550	550	—	−$302K	66.5%
Aug 31	565.42	520	590	590	540	−$285K	—
Aug 28	557.86	520	590	590	540	−$229K	67.6%
Aug 27	599.89	700	590	590	520	−$95K	70.4%
Aug 26	596.97	700	590	590	520	−$91K	—
Aug 25	594.10	700	590	590	510	−$99K	—
Aug 24	580.97	520	590	590	510	−$149K	74.6%
Aug 21	614.83	700	590	590	560	−$60K	—
Aug 20	598.81	640	620	640	490	+$390K	83.4%
Aug 19	618.71	680	590	590	710	+$126K	78.9%
Aug 18	680.06	680	590	680	650	+$2.5M	86.8%
Aug 17	749.44	750	640	750	610	+$3.1M	75.6%
Aug 14	711.91	680	590	680	580	+$2.9M	70.9%
Aug 13	687.93	680	590	680	650	+$2.0M	73.3%
Aug 12	680.52	680	590	680	560	+$1.7M	78.4%
Aug 11	667.10	640	540	640	640	+$858K	79.5%
Aug 10	689.96	640	560	640	610	+$1.1M	84.4%
Aug 7	725.28	650	620	650	—	+$1.3M	—
Aug 6	687.50	640	560	640	560	+$1.2M	89.3%
Aug 5	543.12	640	500	500	450	−$173K	—
Aug 4	583.06	640	500	500	680	+$10K	—
Aug 3	550.32	640	500	500	—	−$86K	128.2%
Jul 31	535.20	640	500	500	470	−$148K	—
Jul 30	527.87	580	500	500	470	−$282K	117.2%
Jul 29	462.16	550	500	500	—	−$311K	122.1%
Jul 28	491.10	580	500	500	430	−$344K	122.7%
Jul 27	522.67	600	500	500	470	−$610K	—
Jul 24	554.46	640	500	500	—	−$449K	—
Jul 23	576.41	640	500	500	—	−$363K	—
Jul 22	590.67	640	500	500	—	−$344K	116.7%
Jul 21	590.18	640	500	500	—	−$346K	116.4%
Jul 20	555.15	640	500	500	—	−$390K	—
Jul 17	554.97	640	500	500	—	−$371K	—
Jul 16	564.59	640	580	580	—	−$4.6M	—
Jul 15	612.38	640	580	580	—	−$3.9M	111.2%
Jul 14	623.83	640	580	580	—	−$3.6M	—
Jul 13	602.55	710	580	580	—	−$3.5M	103.2%
Jul 10	628.94	730	580	580	—	−$2.9M	85.8%
Jul 9	648.15	730	580	580	—	−$2.3M	81.7%
Jul 8	612.13	720	580	580	—	−$2.4M	97.0%
Jul 7	592.19	640	580	580	—	−$2.3M	96.6%
Jul 6	615.46	730	580	580	—	−$2.3M	—
Jul 2	601.66	720	580	580	—	−$1.8M	94.9%
Jul 1	703.84	730	630	630	—	−$813K	—
Jun 30	745.56	730	630	630	—	−$450K	—
Jun 29	710.47	730	630	630	—	−$609K	86.7%
Jun 26	672.19	730	630	630	—	−$647K	86.6%
Jun 25	675.70	730	630	630	—	−$700K	—
Jun 24	692.47	730	630	630	—	−$655K	83.2%
Jun 23	706.90	730	630	630	—	−$599K	87.0%
Jun 22	753.12	730	630	630	—	−$291K	86.2%
Jun 18	729.04	730	630	630	—	−$514K	80.4%
Jun 17	677.21	700	620	620	—	−$3.7M	96.1%
Jun 16	684.86	700	620	620	—	−$3.2M	—
Jun 15	742.46	700	750	750	—	−$1.1M	101.7%
Jun 12	729.89	700	620	620	600	−$1.2M	93.8%
Jun 11	721.24	700	620	620	—	−$1.2M	101.2%
Jun 10	664.23	700	620	620	—	−$2.0M	—
Jun 9	659.52	700	620	620	540	−$2.3M	97.0%
Jun 8	664.28	700	620	620	—	−$2.0M	—
Jun 5	625.68	700	620	620	—	−$1.9M	—
Jun 4	706.98	800	620	620	—	−$2.0M	85.9%
Jun 3	712.75	800	620	620	—	−$1.9M	74.5%
Jun 2	701.08	800	620	620	—	−$1.6M	87.9%
Jun 1	665.01	770	750	750	—	−$1.4M	—
May 29	710.20	800	750	750	—	−$1.1M	83.9%
May 28	729.51	800	720	720	—	−$708K	84.9%
May 27	726.21	800	750	750	—	−$716K	—
May 26	743.12	890	750	750	—	−$555K	86.7%
May 22	728.56	800	750	750	—	−$667K	80.5%
May 21	711.79	800	750	750	—	−$509K	79.2%
May 20	697.00	800	720	720	—	−$470K	83.2%
May 19	693.66	800	720	720	—	−$481K	—
May 18	725.59	800	750	750	—	−$150K	—
May 15	774.06	800	750	750	640	+$49K	—
May 14	820.21	850	810	810	720	−$687K	99.3%
May 13	835.31	900	800	800	—	−$153K	—
May 12	847.19	900	800	900	890	+$479K	101.8%
May 11	901.48	860	780	860	850	+$138K	96.1%
May 8	833.08	860	780	780	700	+$118K	77.2%
May 7	797.31	780	650	780	—	+$338K	83.7%
May 6	623.33	520	510	510	600	+$187K	—
May 5	596.64	520	510	510	510	+$186K	—
May 4	564.68	520	510	510	620	+$44K	—
May 1	558.63	520	510	510	460	+$49K	119.8%
Apr 30	562.15	520	510	510	460	+$69K	121.0%

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

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Common questions

Where can I download SITM gamma history?

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

How often is SITM in short gamma?

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

Compare: gamma levels history on other tickers

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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.