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Contract OI history

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Nov 20, 2026 EXPIRATION

STT $190.00 Put

STT261120P00190000

Latest saved OI2Oct 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 $190.00 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. 2051020 2026-10-02: 205 OI2026-10-05: 205 OI2026-10-06: 205 OI2026-10-07: 205 OI2026-10-08: 205 OI2026-10-09: 205 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 5 OI2026-10-16: 5 OI2026-10-21: 2 OI2026-10-23: 2 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, 202620
Oct 21, 2026Viewing2-3
Oct 16, 202650
Oct 15, 20265-200
Oct 14, 20262050
Oct 13, 20262050
Oct 09, 20262050
Oct 08, 20262050
Oct 07, 20262050
Oct 06, 20262050
Oct 05, 20262050
Oct 02, 2026205No prior observation