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Contract OI history

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Oct 23, 2026 EXPIRATION

BAC $50.00 Put

BAC261023P00050000

Latest saved OI12,248Oct 23, 2026
Last change+1,697vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $50.00 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. 12,2486,1240 2026-10-02: 359 OI2026-10-05: 366 OI2026-10-06: 365 OI2026-10-07: 364 OI2026-10-08: 364 OI2026-10-09: 401 OI2026-10-13: 805 OI2026-10-14: 805 OI2026-10-15: 3,233 OI2026-10-16: 3,602 OI2026-10-21: 10,551 OI2026-10-23: 12,248 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, 2026Viewing12,248+1,697
Oct 21, 202610,551+6,949
Oct 16, 20263,602+369
Oct 15, 20263,233+2,428
Oct 14, 20268050
Oct 13, 2026805+404
Oct 09, 2026401+37
Oct 08, 20263640
Oct 07, 2026364-1
Oct 06, 2026365-1
Oct 05, 2026366+7
Oct 02, 2026359No prior observation