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Contract OI history

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Dec 17, 2027 EXPIRATION

BAC $57.50 Put

BAC271217P00057500

Latest saved OI657Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $57.50 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. 1,5017500 2026-10-02: 1,501 OI2026-10-05: 648 OI2026-10-06: 648 OI2026-10-07: 648 OI2026-10-08: 648 OI2026-10-09: 651 OI2026-10-13: 651 OI2026-10-14: 651 OI2026-10-15: 651 OI2026-10-16: 657 OI2026-10-21: 657 OI2026-10-23: 657 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, 2026Viewing6570
Oct 21, 20266570
Oct 16, 2026657+6
Oct 15, 20266510
Oct 14, 20266510
Oct 13, 20266510
Oct 09, 2026651+3
Oct 08, 20266480
Oct 07, 20266480
Oct 06, 20266480
Oct 05, 2026648-853
Oct 02, 20261,501No prior observation