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Contract OI history

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Nov 20, 2026 EXPIRATION

IBM $215.00 Call

IBM261120C00215000

Latest saved OI443Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $215.00 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. 4442220 2026-10-02: 414 OI2026-10-05: 429 OI2026-10-06: 433 OI2026-10-07: 433 OI2026-10-08: 433 OI2026-10-09: 433 OI2026-10-13: 442 OI2026-10-14: 442 OI2026-10-15: 442 OI2026-10-16: 443 OI2026-10-21: 444 OI2026-10-23: 443 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, 2026Viewing443-1
Oct 21, 2026444+1
Oct 16, 2026443+1
Oct 15, 20264420
Oct 14, 20264420
Oct 13, 2026442+9
Oct 09, 20264330
Oct 08, 20264330
Oct 07, 20264330
Oct 06, 2026433+4
Oct 05, 2026429+15
Oct 02, 2026414No prior observation