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Contract OI history

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Nov 20, 2026 EXPIRATION

IBM $205.00 Put

IBM261120P00205000

Latest saved OI842Oct 23, 2026
Last change-199vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $205.00 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. 1,1355670 2026-10-02: 1,064 OI2026-10-05: 1,082 OI2026-10-06: 1,083 OI2026-10-07: 1,083 OI2026-10-08: 1,095 OI2026-10-09: 1,135 OI2026-10-13: 1,094 OI2026-10-14: 1,094 OI2026-10-15: 1,092 OI2026-10-16: 1,076 OI2026-10-21: 1,041 OI2026-10-23: 842 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, 2026Viewing842-199
Oct 21, 20261,041-35
Oct 16, 20261,076-16
Oct 15, 20261,092-2
Oct 14, 20261,0940
Oct 13, 20261,094-41
Oct 09, 20261,135+40
Oct 08, 20261,095+12
Oct 07, 20261,0830
Oct 06, 20261,083+1
Oct 05, 20261,082+18
Oct 02, 20261,064No prior observation