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Contract OI history

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Dec 17, 2027 EXPIRATION

TSM $180.00 Put

TSM271217P00180000

Latest saved OI499Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $180.00 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. 5092540 2026-10-02: 509 OI2026-10-05: 509 OI2026-10-06: 509 OI2026-10-07: 509 OI2026-10-08: 509 OI2026-10-09: 509 OI2026-10-14: 509 OI2026-10-15: 499 OI2026-10-16: 499 OI2026-10-21: 499 OI2026-10-23: 499 OI Oct 02, 2026Oct 23, 2026

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

TSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4990
Oct 21, 20264990
Oct 16, 20264990
Oct 15, 2026499-10
Oct 14, 20265090
Oct 09, 20265090
Oct 08, 20265090
Oct 07, 20265090
Oct 06, 20265090
Oct 05, 20265090
Oct 02, 2026509No prior observation