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Contract OI history

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Sep 17, 2027 EXPIRATION

BAC $52.50 Put

BAC270917P00052500

Latest saved OI986Oct 23, 2026
Last change+663vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $52.50 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. 9864930 2026-10-02: 62 OI2026-10-05: 70 OI2026-10-06: 103 OI2026-10-07: 110 OI2026-10-08: 110 OI2026-10-09: 138 OI2026-10-13: 211 OI2026-10-14: 211 OI2026-10-15: 219 OI2026-10-16: 220 OI2026-10-21: 323 OI2026-10-23: 986 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, 2026Viewing986+663
Oct 21, 2026323+103
Oct 16, 2026220+1
Oct 15, 2026219+8
Oct 14, 20262110
Oct 13, 2026211+73
Oct 09, 2026138+28
Oct 08, 20261100
Oct 07, 2026110+7
Oct 06, 2026103+33
Oct 05, 202670+8
Oct 02, 202662No prior observation