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Contract OI history

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Nov 20, 2026 EXPIRATION

STM $46.00 Put

STM261120P00046000

Latest saved OI455Oct 23, 2026
Last change+18vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $46.00 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. 4552270 2026-10-02: 294 OI2026-10-05: 292 OI2026-10-06: 312 OI2026-10-07: 322 OI2026-10-08: 322 OI2026-10-09: 330 OI2026-10-13: 331 OI2026-10-14: 331 OI2026-10-15: 333 OI2026-10-16: 409 OI2026-10-21: 437 OI2026-10-23: 455 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, 2026455+18
Oct 21, 2026Viewing437+28
Oct 16, 2026409+76
Oct 15, 2026333+2
Oct 14, 20263310
Oct 13, 2026331+1
Oct 09, 2026330+8
Oct 08, 20263220
Oct 07, 2026322+10
Oct 06, 2026312+20
Oct 05, 2026292-2
Oct 02, 2026294No prior observation