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Contract OI history

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Nov 20, 2026 EXPIRATION

IBM $250.00 Put

IBM261120P00250000

Latest saved OI2,124Oct 23, 2026
Last change+1,675vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $250.00 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. 2,1241,0620 2026-10-02: 600 OI2026-10-05: 598 OI2026-10-06: 608 OI2026-10-07: 608 OI2026-10-08: 605 OI2026-10-09: 605 OI2026-10-13: 623 OI2026-10-14: 623 OI2026-10-15: 622 OI2026-10-16: 615 OI2026-10-21: 449 OI2026-10-23: 2,124 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, 2026Viewing2,124+1,675
Oct 21, 2026449-166
Oct 16, 2026615-7
Oct 15, 2026622-1
Oct 14, 20266230
Oct 13, 2026623+18
Oct 09, 20266050
Oct 08, 2026605-3
Oct 07, 20266080
Oct 06, 2026608+10
Oct 05, 2026598-2
Oct 02, 2026600No prior observation