Contract OI history

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Nov 20, 2026 EXPIRATION

IBM $145.00 Put

IBM261120P00145000

Latest saved OI117Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $145.00 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. 117580 2026-10-02: 41 OI2026-10-05: 42 OI2026-10-06: 43 OI2026-10-07: 43 OI2026-10-08: 117 OI2026-10-09: 117 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 117 OI2026-10-16: 117 OI2026-10-21: 117 OI2026-10-23: 117 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, 2026Viewing1170
Oct 21, 20261170
Oct 16, 20261170
Oct 15, 20261170
Oct 14, 20261170
Oct 13, 20261170
Oct 09, 20261170
Oct 08, 2026117+74
Oct 07, 2026430
Oct 06, 202643+1
Oct 05, 202642+1
Oct 02, 202641No prior observation