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Contract OI history

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May 21, 2027 EXPIRATION

BAC $45.00 Put

BAC270521P00045000

Latest saved OI488Oct 23, 2026
Last change+136vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $45.00 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. 4882440 2026-10-02: 4 OI2026-10-05: 4 OI2026-10-06: 7 OI2026-10-07: 8 OI2026-10-08: 8 OI2026-10-09: 8 OI2026-10-13: 9 OI2026-10-14: 9 OI2026-10-15: 27 OI2026-10-16: 71 OI2026-10-21: 352 OI2026-10-23: 488 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, 2026Viewing488+136
Oct 21, 2026352+281
Oct 16, 202671+44
Oct 15, 202627+18
Oct 14, 202690
Oct 13, 20269+1
Oct 09, 202680
Oct 08, 202680
Oct 07, 20268+1
Oct 06, 20267+3
Oct 05, 202640
Oct 02, 20264No prior observation