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Contract OI history

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Nov 13, 2026 EXPIRATION

TSM $310.00 Put

TSM261113P00310000

Latest saved OI191Oct 23, 2026
Last change+13vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $310.00 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. 191950 2026-10-02: 0 OI2026-10-05: 4 OI2026-10-06: 5 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 169 OI2026-10-14: 177 OI2026-10-15: 176 OI2026-10-16: 176 OI2026-10-21: 178 OI2026-10-23: 191 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, 2026Viewing191+13
Oct 21, 2026178+2
Oct 16, 20261760
Oct 15, 2026176-1
Oct 14, 2026177+8
Oct 09, 2026169+164
Oct 08, 202650
Oct 07, 202650
Oct 06, 20265+1
Oct 05, 20264+4
Oct 02, 20260No prior observation