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Contract OI history

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Oct 30, 2026 EXPIRATION

IBM $190.00 Put

IBM261030P00190000

Latest saved OI210Oct 23, 2026
Last change-23vs 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. 2451220 2026-10-02: 74 OI2026-10-05: 190 OI2026-10-06: 200 OI2026-10-07: 200 OI2026-10-08: 200 OI2026-10-09: 244 OI2026-10-13: 245 OI2026-10-14: 245 OI2026-10-15: 243 OI2026-10-16: 228 OI2026-10-21: 233 OI2026-10-23: 210 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, 2026Viewing210-23
Oct 21, 2026233+5
Oct 16, 2026228-15
Oct 15, 2026243-2
Oct 14, 20262450
Oct 13, 2026245+1
Oct 09, 2026244+44
Oct 08, 20262000
Oct 07, 20262000
Oct 06, 2026200+10
Oct 05, 2026190+116
Oct 02, 202674No prior observation