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Contract OI history

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Oct 30, 2026 EXPIRATION

STM $47.00 Put

STM261030P00047000

Latest saved OI87Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $47.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 109540 2026-10-02: 109 OI2026-10-05: 79 OI2026-10-06: 69 OI2026-10-07: 69 OI2026-10-08: 69 OI2026-10-09: 70 OI2026-10-13: 75 OI2026-10-14: 75 OI2026-10-15: 82 OI2026-10-16: 82 OI2026-10-21: 82 OI2026-10-23: 87 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, 202687+5
Oct 21, 2026Viewing820
Oct 16, 2026820
Oct 15, 202682+7
Oct 14, 2026750
Oct 13, 202675+5
Oct 09, 202670+1
Oct 08, 2026690
Oct 07, 2026690
Oct 06, 202669-10
Oct 05, 202679-30
Oct 02, 2026109No prior observation