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Contract OI history

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Dec 17, 2027 EXPIRATION

BAC $52.50 Put

BAC271217P00052500

Latest saved OI2,318Oct 23, 2026
Last change+71vs 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. 2,3181,1590 2026-10-02: 2,213 OI2026-10-05: 2,213 OI2026-10-06: 2,237 OI2026-10-07: 2,237 OI2026-10-08: 2,237 OI2026-10-09: 2,238 OI2026-10-13: 2,238 OI2026-10-14: 2,238 OI2026-10-15: 2,238 OI2026-10-16: 2,238 OI2026-10-21: 2,247 OI2026-10-23: 2,318 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, 2026Viewing2,318+71
Oct 21, 20262,247+9
Oct 16, 20262,2380
Oct 15, 20262,2380
Oct 14, 20262,2380
Oct 13, 20262,2380
Oct 09, 20262,238+1
Oct 08, 20262,2370
Oct 07, 20262,2370
Oct 06, 20262,237+24
Oct 05, 20262,2130
Oct 02, 20262,213No prior observation