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Contract OI history

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Nov 20, 2026 EXPIRATION

TSM $330.00 Put

TSM261120P00330000

Latest saved OI3,841Oct 23, 2026
Last change-85vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $330.00 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. 3,9461,9730 2026-10-02: 3,763 OI2026-10-05: 3,753 OI2026-10-06: 3,722 OI2026-10-07: 3,946 OI2026-10-08: 3,946 OI2026-10-09: 3,882 OI2026-10-14: 3,878 OI2026-10-15: 3,872 OI2026-10-16: 3,936 OI2026-10-21: 3,926 OI2026-10-23: 3,841 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, 2026Viewing3,841-85
Oct 21, 20263,926-10
Oct 16, 20263,936+64
Oct 15, 20263,872-6
Oct 14, 20263,878-4
Oct 09, 20263,882-64
Oct 08, 20263,9460
Oct 07, 20263,946+224
Oct 06, 20263,722-31
Oct 05, 20263,753-10
Oct 02, 20263,763No prior observation