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Contract OI history

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Nov 06, 2026 EXPIRATION

IBM $230.00 Put

IBM261106P00230000

Latest saved OI240Oct 23, 2026
Last change+85vs 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. 2401200 2026-10-02: 22 OI2026-10-05: 30 OI2026-10-06: 30 OI2026-10-07: 30 OI2026-10-08: 30 OI2026-10-09: 48 OI2026-10-13: 82 OI2026-10-14: 82 OI2026-10-15: 137 OI2026-10-16: 137 OI2026-10-21: 155 OI2026-10-23: 240 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, 2026Viewing240+85
Oct 21, 2026155+18
Oct 16, 20261370
Oct 15, 2026137+55
Oct 14, 2026820
Oct 13, 202682+34
Oct 09, 202648+18
Oct 08, 2026300
Oct 07, 2026300
Oct 06, 2026300
Oct 05, 202630+8
Oct 02, 202622No prior observation