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Contract OI history

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Dec 18, 2026 EXPIRATION

TS $57.50 Put

TS261218P00057500

Latest saved OI679Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TS $57.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6793390 2026-10-02: 679 OI2026-10-05: 679 OI2026-10-06: 679 OI2026-10-07: 679 OI2026-10-08: 679 OI2026-10-09: 679 OI2026-10-13: 679 OI2026-10-14: 679 OI2026-10-16: 679 OI2026-10-21: 679 OI2026-10-23: 679 OI Oct 02, 2026Oct 23, 2026

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

TS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20266790
Oct 21, 2026Viewing6790
Oct 16, 20266790
Oct 14, 20266790
Oct 13, 20266790
Oct 09, 20266790
Oct 08, 20266790
Oct 07, 20266790
Oct 06, 20266790
Oct 05, 20266790
Oct 02, 2026679No prior observation