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Contract OI history

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Jun 17, 2027 EXPIRATION

IBM $320.00 Call

IBM270617C00320000

Latest saved OI371Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $320.00 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. 3711850 2026-10-02: 368 OI2026-10-05: 367 OI2026-10-06: 370 OI2026-10-07: 370 OI2026-10-08: 370 OI2026-10-09: 367 OI2026-10-13: 367 OI2026-10-14: 367 OI2026-10-15: 367 OI2026-10-16: 367 OI2026-10-21: 371 OI2026-10-23: 371 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, 2026Viewing3710
Oct 21, 2026371+4
Oct 16, 20263670
Oct 15, 20263670
Oct 14, 20263670
Oct 13, 20263670
Oct 09, 2026367-3
Oct 08, 20263700
Oct 07, 20263700
Oct 06, 2026370+3
Oct 05, 2026367-1
Oct 02, 2026368No prior observation