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Contract OI history

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Dec 18, 2026 EXPIRATION

BAC $43.00 Put

BAC261218P00043000

Latest saved OI1,467Oct 23, 2026
Last change+135vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $43.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,4677330 2026-10-02: 1,055 OI2026-10-05: 1,056 OI2026-10-06: 1,147 OI2026-10-07: 1,201 OI2026-10-08: 1,201 OI2026-10-09: 1,293 OI2026-10-13: 1,357 OI2026-10-14: 1,357 OI2026-10-15: 1,362 OI2026-10-16: 1,389 OI2026-10-21: 1,332 OI2026-10-23: 1,467 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BAC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,467+135
Oct 21, 20261,332-57
Oct 16, 20261,389+27
Oct 15, 20261,362+5
Oct 14, 20261,3570
Oct 13, 20261,357+64
Oct 09, 20261,293+92
Oct 08, 20261,2010
Oct 07, 20261,201+54
Oct 06, 20261,147+91
Oct 05, 20261,056+1
Oct 02, 20261,055No prior observation