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Contract OI history

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Dec 18, 2026 EXPIRATION

BAC $35.00 Put

BAC261218P00035000

Latest saved OI9,766Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $35.00 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. 9,7754,8870 2026-10-02: 9,775 OI2026-10-05: 9,775 OI2026-10-06: 9,775 OI2026-10-07: 9,775 OI2026-10-08: 9,775 OI2026-10-09: 9,775 OI2026-10-13: 9,765 OI2026-10-14: 9,765 OI2026-10-15: 9,729 OI2026-10-16: 9,729 OI2026-10-21: 9,751 OI2026-10-23: 9,766 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, 2026Viewing9,766+15
Oct 21, 20269,751+22
Oct 16, 20269,7290
Oct 15, 20269,729-36
Oct 14, 20269,7650
Oct 13, 20269,765-10
Oct 09, 20269,7750
Oct 08, 20269,7750
Oct 07, 20269,7750
Oct 06, 20269,7750
Oct 05, 20269,7750
Oct 02, 20269,775No prior observation