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Contract OI history

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Jan 15, 2027 EXPIRATION

IBM $320.00 Call

IBM270115C00320000

Latest saved OI2,852Oct 23, 2026
Last change+393vs 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. 2,8521,4260 2026-10-02: 2,451 OI2026-10-05: 2,453 OI2026-10-06: 2,441 OI2026-10-07: 2,441 OI2026-10-08: 2,441 OI2026-10-09: 2,459 OI2026-10-13: 2,457 OI2026-10-14: 2,457 OI2026-10-15: 2,459 OI2026-10-16: 2,459 OI2026-10-21: 2,459 OI2026-10-23: 2,852 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, 2026Viewing2,852+393
Oct 21, 20262,4590
Oct 16, 20262,4590
Oct 15, 20262,459+2
Oct 14, 20262,4570
Oct 13, 20262,457-2
Oct 09, 20262,459+18
Oct 08, 20262,4410
Oct 07, 20262,4410
Oct 06, 20262,441-12
Oct 05, 20262,453+2
Oct 02, 20262,451No prior observation