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Contract OI history

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Dec 15, 2028 EXPIRATION

IBM $220.00 Put

IBM281215P00220000

Latest saved OI875Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $220.00 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. 8864430 2026-10-02: 876 OI2026-10-05: 876 OI2026-10-06: 881 OI2026-10-07: 881 OI2026-10-08: 881 OI2026-10-09: 886 OI2026-10-13: 886 OI2026-10-14: 886 OI2026-10-15: 886 OI2026-10-16: 886 OI2026-10-21: 885 OI2026-10-23: 875 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, 2026Viewing875-10
Oct 21, 2026885-1
Oct 16, 20268860
Oct 15, 20268860
Oct 14, 20268860
Oct 13, 20268860
Oct 09, 2026886+5
Oct 08, 20268810
Oct 07, 20268810
Oct 06, 2026881+5
Oct 05, 20268760
Oct 02, 2026876No prior observation