OITracker Cboe delayed data

Contract OI history

Back to IBM

Oct 23, 2026 EXPIRATION

IBM $232.50 Put

IBM261023P00232500

Latest saved OI491Oct 23, 2026
Last change-77vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $232.50 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. 5682840 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 14 OI2026-10-09: 17 OI2026-10-13: 88 OI2026-10-14: 88 OI2026-10-15: 112 OI2026-10-16: 148 OI2026-10-21: 568 OI2026-10-23: 491 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, 2026Viewing491-77
Oct 21, 2026568+420
Oct 16, 2026148+36
Oct 15, 2026112+24
Oct 14, 2026880
Oct 13, 202688+71
Oct 09, 202617+3
Oct 08, 202614+4
Oct 07, 2026100
Oct 06, 202610+10
Oct 05, 202600
Oct 02, 20260No prior observation