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Contract OI history

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Nov 20, 2026 EXPIRATION

TSM $200.00 Put

TSM261120P00200000

Latest saved OI630Oct 23, 2026
Last change-32vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $200.00 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. 6623310 2026-10-02: 541 OI2026-10-05: 541 OI2026-10-06: 543 OI2026-10-07: 543 OI2026-10-08: 543 OI2026-10-09: 543 OI2026-10-14: 543 OI2026-10-15: 543 OI2026-10-16: 543 OI2026-10-21: 662 OI2026-10-23: 630 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, 2026Viewing630-32
Oct 21, 2026662+119
Oct 16, 20265430
Oct 15, 20265430
Oct 14, 20265430
Oct 09, 20265430
Oct 08, 20265430
Oct 07, 20265430
Oct 06, 2026543+2
Oct 05, 20265410
Oct 02, 2026541No prior observation