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Contract OI history

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Nov 06, 2026 EXPIRATION

BAC $51.00 Put

BAC261106P00051000

Latest saved OI811Oct 23, 2026
Last change+38vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $51.00 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. 8114050 2026-10-02: 141 OI2026-10-05: 148 OI2026-10-06: 194 OI2026-10-07: 209 OI2026-10-08: 209 OI2026-10-09: 276 OI2026-10-13: 453 OI2026-10-14: 453 OI2026-10-15: 451 OI2026-10-16: 426 OI2026-10-21: 773 OI2026-10-23: 811 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, 2026Viewing811+38
Oct 21, 2026773+347
Oct 16, 2026426-25
Oct 15, 2026451-2
Oct 14, 20264530
Oct 13, 2026453+177
Oct 09, 2026276+67
Oct 08, 20262090
Oct 07, 2026209+15
Oct 06, 2026194+46
Oct 05, 2026148+7
Oct 02, 2026141No prior observation