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Contract OI history

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Dec 17, 2027 EXPIRATION

BAC $50.00 Put

BAC271217P00050000

Latest saved OI1,939Oct 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 $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. 1,9399690 2026-10-02: 1,774 OI2026-10-05: 1,774 OI2026-10-06: 1,765 OI2026-10-07: 1,765 OI2026-10-08: 1,765 OI2026-10-09: 1,881 OI2026-10-13: 1,881 OI2026-10-14: 1,881 OI2026-10-15: 1,927 OI2026-10-16: 1,927 OI2026-10-21: 1,939 OI2026-10-23: 1,939 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, 2026Viewing1,9390
Oct 21, 20261,939+12
Oct 16, 20261,9270
Oct 15, 20261,927+46
Oct 14, 20261,8810
Oct 13, 20261,8810
Oct 09, 20261,881+116
Oct 08, 20261,7650
Oct 07, 20261,7650
Oct 06, 20261,765-9
Oct 05, 20261,7740
Oct 02, 20261,774No prior observation