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Contract OI history

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Oct 23, 2026 EXPIRATION

TSM $245.00 Put

TSM261023P00245000

Latest saved OI418Oct 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 $245.00 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. 4182090 2026-10-02: 385 OI2026-10-05: 385 OI2026-10-06: 385 OI2026-10-07: 385 OI2026-10-08: 385 OI2026-10-09: 385 OI2026-10-14: 385 OI2026-10-15: 385 OI2026-10-16: 385 OI2026-10-21: 418 OI2026-10-23: 418 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, 2026Viewing4180
Oct 21, 2026418+33
Oct 16, 20263850
Oct 15, 20263850
Oct 14, 20263850
Oct 09, 20263850
Oct 08, 20263850
Oct 07, 20263850
Oct 06, 20263850
Oct 05, 20263850
Oct 02, 2026385No prior observation