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Contract OI history

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Jun 17, 2027 EXPIRATION

IBM $180.00 Put

IBM270617P00180000

Latest saved OI1,946Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $180.00 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. 1,9479730 2026-10-02: 1,942 OI2026-10-05: 1,947 OI2026-10-06: 1,946 OI2026-10-07: 1,946 OI2026-10-08: 1,946 OI2026-10-09: 1,946 OI2026-10-13: 1,945 OI2026-10-14: 1,945 OI2026-10-15: 1,945 OI2026-10-16: 1,945 OI2026-10-21: 1,943 OI2026-10-23: 1,946 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, 2026Viewing1,946+3
Oct 21, 20261,943-2
Oct 16, 20261,9450
Oct 15, 20261,9450
Oct 14, 20261,9450
Oct 13, 20261,945-1
Oct 09, 20261,9460
Oct 08, 20261,9460
Oct 07, 20261,9460
Oct 06, 20261,946-1
Oct 05, 20261,947+5
Oct 02, 20261,942No prior observation