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Contract OI history

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Jan 21, 2028 EXPIRATION

STM $80.00 Call

STM280121C00080000

Latest saved OI602Oct 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
STM $80.00 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. 6053020 2026-10-02: 603 OI2026-10-05: 605 OI2026-10-06: 605 OI2026-10-07: 605 OI2026-10-08: 605 OI2026-10-09: 605 OI2026-10-13: 603 OI2026-10-14: 603 OI2026-10-15: 604 OI2026-10-16: 603 OI2026-10-21: 601 OI2026-10-23: 602 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

STM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026602+1
Oct 21, 2026Viewing601-2
Oct 16, 2026603-1
Oct 15, 2026604+1
Oct 14, 20266030
Oct 13, 2026603-2
Oct 09, 20266050
Oct 08, 20266050
Oct 07, 20266050
Oct 06, 20266050
Oct 05, 2026605+2
Oct 02, 2026603No prior observation