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Contract OI history

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Jan 15, 2027 EXPIRATION

STM $49.00 Put

STM270115P00049000

Latest saved OI752Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $49.00 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. 7633810 2026-10-02: 758 OI2026-10-05: 761 OI2026-10-06: 761 OI2026-10-07: 759 OI2026-10-08: 759 OI2026-10-09: 763 OI2026-10-13: 757 OI2026-10-14: 757 OI2026-10-15: 752 OI2026-10-16: 752 OI2026-10-21: 752 OI2026-10-23: 752 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, 20267520
Oct 21, 2026Viewing7520
Oct 16, 20267520
Oct 15, 2026752-5
Oct 14, 20267570
Oct 13, 2026757-6
Oct 09, 2026763+4
Oct 08, 20267590
Oct 07, 2026759-2
Oct 06, 20267610
Oct 05, 2026761+3
Oct 02, 2026758No prior observation