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Contract OI history

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Nov 13, 2026 EXPIRATION

TSM $450.00 Put

TSM261113P00450000

Latest saved OI520Oct 23, 2026
Last change+211vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $450.00 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. 5202600 2026-10-02: 0 OI2026-10-05: 176 OI2026-10-06: 261 OI2026-10-07: 274 OI2026-10-08: 274 OI2026-10-09: 427 OI2026-10-14: 302 OI2026-10-15: 314 OI2026-10-16: 305 OI2026-10-21: 309 OI2026-10-23: 520 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, 2026Viewing520+211
Oct 21, 2026309+4
Oct 16, 2026305-9
Oct 15, 2026314+12
Oct 14, 2026302-125
Oct 09, 2026427+153
Oct 08, 20262740
Oct 07, 2026274+13
Oct 06, 2026261+85
Oct 05, 2026176+176
Oct 02, 20260No prior observation