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Contract OI history

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Jan 21, 2028 EXPIRATION

BAC $55.00 Put

BAC280121P00055000

Latest saved OI12,849Oct 23, 2026
Last change+73vs 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. 12,8496,4240 2026-10-02: 9,282 OI2026-10-05: 9,282 OI2026-10-06: 9,282 OI2026-10-07: 9,282 OI2026-10-08: 9,282 OI2026-10-09: 12,782 OI2026-10-13: 12,783 OI2026-10-14: 12,783 OI2026-10-15: 12,777 OI2026-10-16: 12,777 OI2026-10-21: 12,776 OI2026-10-23: 12,849 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, 2026Viewing12,849+73
Oct 21, 202612,776-1
Oct 16, 202612,7770
Oct 15, 202612,777-6
Oct 14, 202612,7830
Oct 13, 202612,783+1
Oct 09, 202612,782+3,500
Oct 08, 20269,2820
Oct 07, 20269,2820
Oct 06, 20269,2820
Oct 05, 20269,2820
Oct 02, 20269,282No prior observation