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Contract OI history

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Nov 20, 2026 EXPIRATION

STT $185.00 Put

STT261120P00185000

Latest saved OI329Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STT $185.00 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. 3361680 2026-10-02: 336 OI2026-10-05: 331 OI2026-10-06: 331 OI2026-10-07: 331 OI2026-10-08: 331 OI2026-10-09: 331 OI2026-10-13: 331 OI2026-10-14: 331 OI2026-10-15: 331 OI2026-10-16: 331 OI2026-10-21: 329 OI2026-10-23: 329 OI Oct 02, 2026Oct 23, 2026

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

STT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3290
Oct 21, 2026329-2
Oct 16, 20263310
Oct 15, 20263310
Oct 14, 20263310
Oct 13, 20263310
Oct 09, 20263310
Oct 08, 20263310
Oct 07, 20263310
Oct 06, 20263310
Oct 05, 2026331-5
Oct 02, 2026336No prior observation