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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $580.00 Put

TSM270319P00580000

Latest saved OI3Oct 23, 2026
Last change-25vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $580.00 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. 108540 2026-10-02: 87 OI2026-10-05: 87 OI2026-10-06: 90 OI2026-10-07: 90 OI2026-10-08: 90 OI2026-10-09: 108 OI2026-10-14: 108 OI2026-10-15: 108 OI2026-10-16: 28 OI2026-10-21: 28 OI2026-10-23: 3 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, 2026Viewing3-25
Oct 21, 2026280
Oct 16, 202628-80
Oct 15, 20261080
Oct 14, 20261080
Oct 09, 2026108+18
Oct 08, 2026900
Oct 07, 2026900
Oct 06, 202690+3
Oct 05, 2026870
Oct 02, 202687No prior observation