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Contract OI history

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Nov 20, 2026 EXPIRATION

BAC $50.00 Put

BAC261120P00050000

Latest saved OI26,532Oct 23, 2026
Last change-618vs 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. 50,29525,1470 2026-10-02: 15,378 OI2026-10-05: 15,566 OI2026-10-06: 15,838 OI2026-10-07: 15,882 OI2026-10-08: 15,882 OI2026-10-09: 49,685 OI2026-10-13: 50,295 OI2026-10-14: 50,295 OI2026-10-15: 27,630 OI2026-10-16: 26,273 OI2026-10-21: 27,150 OI2026-10-23: 26,532 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, 2026Viewing26,532-618
Oct 21, 202627,150+877
Oct 16, 202626,273-1,357
Oct 15, 202627,630-22,665
Oct 14, 202650,2950
Oct 13, 202650,295+610
Oct 09, 202649,685+33,803
Oct 08, 202615,8820
Oct 07, 202615,882+44
Oct 06, 202615,838+272
Oct 05, 202615,566+188
Oct 02, 202615,378No prior observation