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Contract OI history

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Nov 06, 2026 EXPIRATION

TSM $480.00 Put

TSM261106P00480000

Latest saved OI0Oct 23, 2026
Last change-289vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $480.00 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. 2911450 2026-10-02: 2 OI2026-10-05: 7 OI2026-10-06: 272 OI2026-10-07: 279 OI2026-10-08: 279 OI2026-10-09: 275 OI2026-10-14: 291 OI2026-10-15: 291 OI2026-10-16: 290 OI2026-10-21: 289 OI2026-10-23: 0 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, 2026Viewing0-289
Oct 21, 2026289-1
Oct 16, 2026290-1
Oct 15, 20262910
Oct 14, 2026291+16
Oct 09, 2026275-4
Oct 08, 20262790
Oct 07, 2026279+7
Oct 06, 2026272+265
Oct 05, 20267+5
Oct 02, 20262No prior observation