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Contract OI history

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Jun 17, 2027 EXPIRATION

IBM $230.00 Put

IBM270617P00230000

Latest saved OI447Oct 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 $230.00 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. 4742370 2026-10-02: 433 OI2026-10-05: 461 OI2026-10-06: 467 OI2026-10-07: 467 OI2026-10-08: 467 OI2026-10-09: 470 OI2026-10-13: 470 OI2026-10-14: 470 OI2026-10-15: 470 OI2026-10-16: 474 OI2026-10-21: 445 OI2026-10-23: 447 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, 2026Viewing447+2
Oct 21, 2026445-29
Oct 16, 2026474+4
Oct 15, 20264700
Oct 14, 20264700
Oct 13, 20264700
Oct 09, 2026470+3
Oct 08, 20264670
Oct 07, 20264670
Oct 06, 2026467+6
Oct 05, 2026461+28
Oct 02, 2026433No prior observation