BIL gamma levels history

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

BIL'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

33/60

Short gamma

last 60 sessions

Call wall

Put wall

BIL net gamma, last 60 sessions

Jul 28Oct 20

BIL closing levels by session

Download CSV

Session	Close	Call wall	Put wall	Apex	Flip	Net gamma	IV
Oct 20	91.58	90	91	91	90.5	−$23K	3.7%
Oct 19	91.57	80	91	91	—	−$32K	3.4%
Oct 16	91.57	—	91	91	—	−$21K	3.8%
Oct 15	91.54	92	91	92	91.5	+$349K	—
Oct 14	91.52	92	91	92	91.5	+$270K	—
Oct 13	91.52	92	91	92	91.5	+$154K	—
Oct 12	91.50	92	91	92	92.5	+$102K	—
Oct 9	91.51	92	91	92	93	+$108K	—
Oct 8	91.47	92	91	91	—	−$64K	—
Oct 7	91.46	92	91	91	—	−$51K	—
Oct 6	91.45	92	91	91	—	−$156K	3.1%
Oct 5	91.44	92	91	91	—	−$201K	2.9%
Oct 2	91.43	92	91	91	—	−$184K	2.7%
Oct 1	91.41	92	91	91	—	−$712K	2.6%
Sep 30	91.64	92	91	92	92	+$226K	6.9%
Sep 29	91.65	92	91	92	92	+$278K	7.2%
Sep 28	91.63	92	91	92	92	+$191K	6.9%
Sep 25	91.62	92	91	91	84	+$24K	6.3%
Sep 24	91.58	92	91	91	—	−$106K	6.0%
Sep 23	91.59	92	91	91	—	−$61K	11.2%
Sep 22	91.57	92	91	91	—	−$238K	5.5%
Sep 21	91.57	92	91	91	—	−$267K	5.7%
Sep 18	91.55	92	91	91	—	−$494K	5.2%
Sep 17	91.53	92	91	91	—	−$547K	—
Sep 16	91.51	92	91	91	—	−$547K	—
Sep 15	91.51	92	91	91	—	−$505K	—
Sep 14	91.50	92	91	91	82	−$570K	—
Sep 11	91.50	93	91	91	—	−$765K	—
Sep 10	91.47	92	88	88	88	−$2K	—
Sep 9	91.46	91	88	91	88	+$91K	—
Sep 8	91.46	92	88	88	88	+$2K	—
Sep 4	91.45	92	88	88	88	−$9K	2.7%
Sep 3	91.42	91	88	88	88	+$47K	5.7%
Sep 2	91.40	101	88	88	—	−$33K	—
Sep 1	91.39	101	92	92	—	−$128K	—
Aug 31	91.66	93	92	92	—	−$111K	3.4%
Aug 28	91.65	101	92	92	84	−$138K	3.0%
Aug 27	91.63	87	93	93	93	−$9K	—
Aug 26	91.63	86	92	92	88	−$113K	5.9%
Aug 25	91.62	101	88	88	82	−$58K	3.1%
Aug 24	91.61	85	98	98	92	−$16K	6.0%
Aug 21	91.60	93	92	92	82	−$4K	5.5%
Aug 20	91.57	92	91	92	86	+$65K	5.5%
Aug 19	91.57	92	91	92	87	+$61K	4.9%
Aug 18	91.56	92	91	92	86	+$59K	4.4%
Aug 17	91.55	92	91	92	90	+$57K	3.8%
Aug 14	91.53	92	80	92	90	+$62K	—
Aug 13	91.51	92	—	92	—	+$67K	—
Aug 12	91.51	92	80	92	92	+$62K	—
Aug 11	91.49	92	81	92	92	+$59K	—
Aug 10	91.48	92	80	92	92	+$56K	—
Aug 7	91.48	92	81	92	92	+$55K	—
Aug 6	91.45	92	81	92	92	+$40K	—
Aug 5	91.43	92	81	92	92	+$37K	—
Aug 4	91.42	92	81	92	92	+$35K	—
Aug 3	91.42	92	93	93	92	−$16K	—
Jul 31	91.68	91	93	91	91	+$53K	12.3%
Jul 30	91.65	91	92	91	91	+$22K	4.4%
Jul 29	91.64	104	93	93	—	−$24K	6.8%
Jul 28	91.63	104	92	92	—	−$23K	6.1%
Jul 27	91.62	91	92	92	—	−$24K	5.7%
Jul 24	91.61	91	92	92	—	−$26K	6.3%
Jul 23	91.58	91	92	92	—	−$43K	3.9%
Jul 22	91.58	92	81	92	92	+$5K	0.5%
Jul 21	91.56	92	81	92	92	+$5K	0.6%
Jul 20	91.56	92	81	92	92	+$131	0.5%
Jul 17	91.55	91	81	91	—	−$3K	0.4%
Jul 16	91.53	92	91	91	—	−$1.9M	—
Jul 15	91.52	92	91	91	—	−$1.8M	—
Jul 14	91.51	92	91	91	—	−$1.9M	—
Jul 13	91.50	92	91	91	—	−$1.9M	—
Jul 10	91.50	92	91	91	—	−$1.9M	—
Jul 9	91.46	92	91	91	—	−$2.0M	—
Jul 8	91.45	92	91	91	—	−$2.1M	4.0%
Jul 7	91.45	92	91	91	—	−$2.1M	3.8%
Jul 6	91.43	92	91	91	—	−$2.1M	3.6%
Jul 2	91.44	92	91	91	—	−$2.1M	3.3%
Jul 1	91.40	94	91	91	—	−$2.8M	3.1%
Jun 30	91.64	92	91	91	—	−$1.8M	6.8%
Jun 29	91.64	92	91	91	—	−$1.8M	6.7%
Jun 26	91.63	92	91	91	—	−$1.8M	6.3%
Jun 25	91.60	92	91	91	—	−$1.7M	11.7%
Jun 24	91.59	92	91	91	—	−$1.9M	6.2%
Jun 23	91.58	94	91	91	84	−$2.2M	3.1%
Jun 22	91.57	92	91	91	—	−$2.0M	5.7%
Jun 18	91.57	92	91	91	—	−$2.0M	5.8%
Jun 17	91.53	92	90	92	89	+$173	—
Jun 16	91.52	92	90	92	89	+$3K	—
Jun 15	91.51	92	90	92	89	−$6K	—
Jun 12	91.51	92	90	92	89	−$2K	—
Jun 11	91.48	92	90	92	89	−$5K	—
Jun 10	91.47	92	90	90	89	−$5K	—
Jun 9	91.46	92	90	90	89	−$6K	—
Jun 8	91.46	92	90	90	—	−$5K	—
Jun 5	91.45	92	90	90	89	−$3K	2.9%
Jun 4	91.41	92	91	91	—	−$23K	3.4%
Jun 3	91.41	92	91	91	—	−$27K	2.6%
Jun 2	91.39	92	91	91	—	−$28K	2.4%
Jun 1	91.40	92	91	91	—	−$56K	2.4%
May 29	91.66	—	92	92	—	−$94K	4.9%
May 28	91.63	—	92	92	—	−$85K	5.2%
May 27	91.62	80	92	92	89	−$80K	5.4%
May 26	91.61	80	92	92	89	−$72K	5.3%
May 22	91.59	85	92	92	89	−$76K	4.7%
May 21	91.57	—	92	92	—	−$73K	4.9%
May 20	91.57	81	92	92	89	−$67K	5.1%
May 19	91.55	—	92	92	—	−$68K	4.9%
May 18	91.53	—	92	92	—	−$64K	—
May 15	91.53	—	92	92	—	−$54K	—
May 14	91.51	92	91	92	92	+$24K	—
May 13	91.49	92	91	92	92	+$28K	—
May 12	91.49	92	91	92	92	+$29K	—
May 11	91.48	92	91	92	92	+$20K	—
May 8	91.46	92	91	92	92	+$22K	—
May 7	91.44	92	91	92	92	+$15K	3.3%
May 6	91.42	92	91	92	92	+$3K	3.1%
May 5	91.43	92	91	92	92	+$8K	3.0%
May 4	91.42	92	91	91	93	+$186	2.8%
May 1	91.40	92	91	91	93	+$24	2.6%
Apr 30	91.64	92	91	91	93	+$5K	4.3%

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

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Common questions

Where can I download BIL gamma history?

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

How often is BIL in short gamma?

33 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.