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Contract OI history

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Dec 04, 2026 EXPIRATION

TSM $380.00 Put

TSM261204P00380000

Latest saved OI28Oct 23, 2026
Last change—vs previous saved observation
Saved market days1Oct 23, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $380.00 put open interest history 1 saved observations from 2026-10-23 to 2026-10-23. Exact values and changes are listed in the table below. 28140 2026-10-23: 28 OI Oct 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, 2026Viewing28No prior observation