CB gamma levels history

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

CB'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

16/60

Short gamma

last 60 sessions

370

Call wall

345

Put wall

CB net gamma, last 60 sessions

Jul 28Oct 20

CB closing levels by session

Download CSV

Session	Close	Call wall	Put wall	Apex	Flip	Net gamma	IV
Oct 20	357.75	370	345	370	367.5	+$4.8M	—
Oct 19	356.27	370	335	370	367.5	+$4.3M	23.0%
Oct 16	359.79	365	330	365	352.5	+$4.1M	22.7%
Oct 15	352.79	355	325	355	342.5	+$27.7M	—
Oct 14	350.15	355	335	355	342.5	+$20.5M	23.9%
Oct 13	346.16	345	335	345	342.5	+$12.7M	26.1%
Oct 12	345.06	345	335	345	342.5	+$12.1M	21.4%
Oct 9	341.20	345	335	345	350	+$6.0M	18.9%
Oct 8	343.78	345	335	345	350	+$8.2M	19.2%
Oct 7	334.70	345	335	335	—	−$2.6M	22.0%
Oct 6	334.21	345	335	335	—	−$2.4M	19.6%
Oct 5	330.49	345	335	335	—	−$4.6M	20.4%
Oct 2	330.89	345	325	325	—	−$4.2M	18.6%
Oct 1	331.30	345	325	325	—	−$4.2M	18.9%
Sep 30	325.25	345	325	325	—	−$6.1M	19.5%
Sep 29	332.08	345	335	335	—	−$1.7M	—
Sep 28	331.37	345	325	325	—	−$1.4M	19.6%
Sep 25	333.37	345	335	335	—	−$1.3M	20.7%
Sep 24	334.84	345	335	335	—	−$403K	19.4%
Sep 23	335.21	345	335	335	375	+$97K	19.1%
Sep 22	335.77	345	335	335	—	−$10K	20.1%
Sep 21	337.26	345	335	335	370	+$321K	—
Sep 18	340.64	345	335	345	355	+$1.6M	19.9%
Sep 17	341.90	350	335	335	350	+$10.2M	—
Sep 16	341.53	350	335	335	355	+$8.4M	27.4%
Sep 15	341.86	350	335	335	350	+$9.3M	—
Sep 14	341.85	350	335	335	350	+$10.6M	—
Sep 11	338.25	350	335	335	—	−$1.2M	—
Sep 10	338.67	350	335	335	—	−$595K	20.6%
Sep 9	337.62	350	335	335	—	−$211K	—
Sep 8	336.64	350	335	335	—	−$1.7M	21.3%
Sep 4	341.59	350	335	335	360	+$2.2M	18.8%
Sep 3	348.25	350	335	350	355	+$6.1M	—
Sep 2	339.42	350	335	335	365	+$1.0M	18.5%
Sep 1	338.74	350	335	335	—	−$98K	21.1%
Aug 31	338.60	350	335	335	370	+$579K	19.4%
Aug 28	339.92	350	335	335	365	+$1.0M	19.8%
Aug 27	338.31	350	335	335	375	+$467K	18.6%
Aug 26	343.77	350	335	335	360	+$2.7M	18.9%
Aug 25	343.11	350	335	335	360	+$2.0M	—
Aug 24	345.83	360	335	360	360	+$3.3M	20.6%
Aug 21	340.99	350	335	335	385	+$163K	18.8%
Aug 20	342.87	350	335	350	280	+$12.4M	—
Aug 19	340.92	350	335	350	355	+$12.2M	22.8%
Aug 18	345.29	350	335	350	350	+$14.8M	21.5%
Aug 17	340.86	375	335	375	350	+$12.0M	24.7%
Aug 14	343.64	375	315	375	350	+$13.1M	19.2%
Aug 13	344.50	375	315	375	345	+$11.8M	21.3%
Aug 12	343.33	375	315	375	345	+$10.7M	21.7%
Aug 11	347.07	375	315	375	350	+$12.1M	—
Aug 10	348.30	355	315	355	345	+$12.6M	22.4%
Aug 7	350.31	375	315	375	345	+$13.3M	21.8%
Aug 6	354.03	375	315	375	350	+$14.3M	20.6%
Aug 5	352.54	375	315	375	350	+$13.3M	—
Aug 4	348.30	375	315	375	350	+$10.8M	25.9%
Aug 3	348.23	375	315	375	350	+$11.3M	—
Jul 31	350.68	375	315	375	350	+$11.7M	23.2%
Jul 30	350.15	375	315	375	350	+$11.2M	22.9%
Jul 29	361.90	375	315	375	350	+$14.7M	—
Jul 28	363.50	375	315	375	345	+$15.9M	22.5%
Jul 27	358.91	375	315	375	345	+$13.5M	22.8%
Jul 24	359.75	375	315	375	350	+$13.5M	22.3%
Jul 23	353.25	375	315	375	350	+$12.0M	21.0%
Jul 22	343.23	355	315	355	350	+$6.9M	—
Jul 21	354.80	375	315	375	345	+$7.1M	27.1%
Jul 20	352.53	355	315	355	340	+$6.4M	—
Jul 17	352.16	355	315	355	340	+$6.2M	—
Jul 16	343.70	340	335	340	340	+$15.9M	40.7%
Jul 15	337.44	340	335	340	340	+$10.1M	—
Jul 14	346.22	340	335	340	320	+$12.7M	31.5%
Jul 13	354.74	340	305	340	340	+$6.7M	24.6%
Jul 10	347.83	340	305	340	340	+$9.6M	—
Jul 9	347.80	340	305	340	325	+$11.5M	—
Jul 8	355.09	340	305	340	325	+$8.8M	19.6%
Jul 7	359.30	340	305	340	325	+$7.3M	20.1%
Jul 6	356.53	340	305	340	325	+$7.1M	24.6%
Jul 2	361.17	340	305	340	340	+$4.6M	18.8%
Jul 1	351.73	340	305	340	325	+$9.1M	20.0%
Jun 30	340.74	340	305	340	320	+$11.0M	20.5%
Jun 29	343.29	340	305	340	320	+$10.9M	17.8%
Jun 26	341.44	340	305	340	320	+$10.2M	19.5%
Jun 25	330.82	340	305	340	320	+$9.2M	19.5%
Jun 24	335.15	340	305	340	320	+$9.8M	19.7%
Jun 23	332.11	340	305	340	320	+$9.5M	—
Jun 22	325.20	325	305	325	320	+$6.8M	20.6%
Jun 18	323.40	320	305	320	320	+$1.5M	19.6%
Jun 17	327.96	325	310	325	325	+$14.0M	—
Jun 16	328.89	325	310	325	325	+$14.0M	29.7%
Jun 15	326.95	325	310	325	325	+$11.4M	—
Jun 12	328.14	325	310	325	325	+$11.6M	—
Jun 11	327.93	325	305	325	325	+$10.6M	—
Jun 10	330.58	340	305	340	325	+$10.4M	30.0%
Jun 9	325.13	325	310	325	325	+$10.2M	27.5%
Jun 8	321.88	325	305	325	325	+$8.2M	—
Jun 5	326.27	340	305	340	325	+$9.5M	22.4%
Jun 4	314.50	325	305	325	325	+$4.6M	23.7%
Jun 3	312.75	325	305	325	325	+$4.2M	—
Jun 2	312.27	325	305	325	325	+$3.9M	—
Jun 1	309.78	325	305	325	330	+$2.8M	23.4%
May 29	311.73	325	305	325	325	+$3.8M	—
May 28	316.22	325	305	325	325	+$5.2M	23.9%
May 27	320.63	340	305	340	325	+$6.5M	22.9%
May 26	325.45	340	305	340	325	+$7.1M	25.1%
May 22	327.89	340	305	340	325	+$7.8M	—
May 21	330.26	340	305	340	325	+$8.3M	20.7%
May 20	328.38	340	305	340	325	+$7.0M	22.4%
May 19	330.13	340	305	340	325	+$6.8M	21.9%
May 18	330.33	340	305	340	325	+$6.1M	25.6%
May 15	324.15	340	305	340	325	+$5.6M	21.7%
May 14	320.09	330	310	330	320	+$7.0M	32.0%
May 13	316.01	330	310	330	330	+$5.6M	27.3%
May 12	322.04	330	310	330	315	+$8.4M	—
May 11	320.26	330	310	330	315	+$7.3M	24.2%
May 8	319.64	330	310	330	315	+$6.6M	22.1%
May 7	321.28	330	310	330	330	+$8.3M	22.5%
May 6	321.90	330	310	330	330	+$8.6M	—
May 5	322.57	330	310	330	330	+$8.9M	—
May 4	325.12	330	310	330	330	+$10.3M	23.7%
May 1	326.22	335	310	335	330	+$9.9M	21.7%
Apr 30	327.00	335	310	335	330	+$10.0M	—

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

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Common questions

Where can I download CB gamma history?

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

How often is CB in short gamma?

16 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.