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Contract OI history

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Oct 23, 2026 EXPIRATION

IBM $210.00 Put

IBM261023P00210000

Latest saved OI1,419Oct 23, 2026
Last change+217vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $210.00 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. 1,4197090 2026-10-02: 412 OI2026-10-05: 488 OI2026-10-06: 584 OI2026-10-07: 584 OI2026-10-08: 572 OI2026-10-09: 745 OI2026-10-13: 1,015 OI2026-10-14: 1,015 OI2026-10-15: 938 OI2026-10-16: 906 OI2026-10-21: 1,202 OI2026-10-23: 1,419 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

IBM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,419+217
Oct 21, 20261,202+296
Oct 16, 2026906-32
Oct 15, 2026938-77
Oct 14, 20261,0150
Oct 13, 20261,015+270
Oct 09, 2026745+173
Oct 08, 2026572-12
Oct 07, 20265840
Oct 06, 2026584+96
Oct 05, 2026488+76
Oct 02, 2026412No prior observation