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Contract OI history

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Nov 20, 2026 EXPIRATION

IBM $220.00 Put

IBM261120P00220000

Latest saved OI1,942Oct 23, 2026
Last change-104vs 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. 2,0461,0230 2026-10-02: 1,402 OI2026-10-05: 1,427 OI2026-10-06: 1,522 OI2026-10-07: 1,522 OI2026-10-08: 1,619 OI2026-10-09: 1,662 OI2026-10-13: 1,707 OI2026-10-14: 1,707 OI2026-10-15: 1,754 OI2026-10-16: 1,956 OI2026-10-21: 2,046 OI2026-10-23: 1,942 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, 2026Viewing1,942-104
Oct 21, 20262,046+90
Oct 16, 20261,956+202
Oct 15, 20261,754+47
Oct 14, 20261,7070
Oct 13, 20261,707+45
Oct 09, 20261,662+43
Oct 08, 20261,619+97
Oct 07, 20261,5220
Oct 06, 20261,522+95
Oct 05, 20261,427+25
Oct 02, 20261,402No prior observation