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Contract OI history

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Sep 17, 2027 EXPIRATION

IBM $190.00 Put

IBM270917P00190000

Latest saved OI495Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $190.00 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. 4952470 2026-10-02: 487 OI2026-10-05: 487 OI2026-10-06: 487 OI2026-10-07: 487 OI2026-10-08: 488 OI2026-10-09: 489 OI2026-10-13: 489 OI2026-10-14: 489 OI2026-10-15: 489 OI2026-10-16: 491 OI2026-10-21: 493 OI2026-10-23: 495 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, 2026Viewing495+2
Oct 21, 2026493+2
Oct 16, 2026491+2
Oct 15, 20264890
Oct 14, 20264890
Oct 13, 20264890
Oct 09, 2026489+1
Oct 08, 2026488+1
Oct 07, 20264870
Oct 06, 20264870
Oct 05, 20264870
Oct 02, 2026487No prior observation