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Contract OI history

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Dec 17, 2027 EXPIRATION

BAC $55.00 Put

BAC271217P00055000

Latest saved OI3,332Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $55.00 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. 3,3321,6660 2026-10-02: 3,306 OI2026-10-05: 3,308 OI2026-10-06: 3,308 OI2026-10-07: 3,308 OI2026-10-08: 3,308 OI2026-10-09: 3,308 OI2026-10-13: 3,308 OI2026-10-14: 3,308 OI2026-10-15: 3,308 OI2026-10-16: 3,308 OI2026-10-21: 3,310 OI2026-10-23: 3,332 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, 2026Viewing3,332+22
Oct 21, 20263,310+2
Oct 16, 20263,3080
Oct 15, 20263,3080
Oct 14, 20263,3080
Oct 13, 20263,3080
Oct 09, 20263,3080
Oct 08, 20263,3080
Oct 07, 20263,3080
Oct 06, 20263,3080
Oct 05, 20263,308+2
Oct 02, 20263,306No prior observation