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Contract OI history

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Dec 18, 2026 EXPIRATION

IBM $255.00 Call

IBM261218C00255000

Latest saved OI2,789Oct 23, 2026
Last change+79vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $255.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,7891,3940 2026-10-02: 1,843 OI2026-10-05: 1,846 OI2026-10-06: 1,865 OI2026-10-07: 1,865 OI2026-10-08: 2,369 OI2026-10-09: 2,375 OI2026-10-13: 2,376 OI2026-10-14: 2,376 OI2026-10-15: 2,377 OI2026-10-16: 2,391 OI2026-10-21: 2,710 OI2026-10-23: 2,789 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, 2026Viewing2,789+79
Oct 21, 20262,710+319
Oct 16, 20262,391+14
Oct 15, 20262,377+1
Oct 14, 20262,3760
Oct 13, 20262,376+1
Oct 09, 20262,375+6
Oct 08, 20262,369+504
Oct 07, 20261,8650
Oct 06, 20261,865+19
Oct 05, 20261,846+3
Oct 02, 20261,843No prior observation