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Contract OI history

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Nov 27, 2026 EXPIRATION

TSM $445.00 Put

TSM261127P00445000

Latest saved OI2,233Oct 23, 2026
Last change-1vs previous saved observation
Saved market days8Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $445.00 put open interest history 8 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2,2341,1170 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 1 OI2026-10-14: 2,050 OI2026-10-15: 2,034 OI2026-10-16: 2,232 OI2026-10-21: 2,234 OI2026-10-23: 2,233 OI Oct 07, 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, 2026Viewing2,233-1
Oct 21, 20262,234+2
Oct 16, 20262,232+198
Oct 15, 20262,034-16
Oct 14, 20262,050+2,049
Oct 09, 20261+1
Oct 08, 202600
Oct 07, 20260No prior observation