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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $195.00 Put

TSM270319P00195000

Latest saved OI534Oct 23, 2026
Last change-7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $195.00 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. 5462730 2026-10-02: 544 OI2026-10-05: 539 OI2026-10-06: 539 OI2026-10-07: 539 OI2026-10-08: 539 OI2026-10-09: 539 OI2026-10-14: 539 OI2026-10-15: 539 OI2026-10-16: 546 OI2026-10-21: 541 OI2026-10-23: 534 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, 2026Viewing534-7
Oct 21, 2026541-5
Oct 16, 2026546+7
Oct 15, 20265390
Oct 14, 20265390
Oct 09, 20265390
Oct 08, 20265390
Oct 07, 20265390
Oct 06, 20265390
Oct 05, 2026539-5
Oct 02, 2026544No prior observation