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Contract OI history

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Dec 18, 2026 EXPIRATION

BAC $39.00 Put

BAC261218P00039000

Latest saved OI156Oct 23, 2026
Last change-6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAC $39.00 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. 162810 2026-10-02: 150 OI2026-10-05: 150 OI2026-10-06: 150 OI2026-10-07: 150 OI2026-10-08: 150 OI2026-10-09: 150 OI2026-10-13: 150 OI2026-10-14: 150 OI2026-10-15: 152 OI2026-10-16: 152 OI2026-10-21: 162 OI2026-10-23: 156 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, 2026Viewing156-6
Oct 21, 2026162+10
Oct 16, 20261520
Oct 15, 2026152+2
Oct 14, 20261500
Oct 13, 20261500
Oct 09, 20261500
Oct 08, 20261500
Oct 07, 20261500
Oct 06, 20261500
Oct 05, 20261500
Oct 02, 2026150No prior observation