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Contract OI history

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Nov 06, 2026 EXPIRATION

TSM $345.00 Put

TSM261106P00345000

Latest saved OI159Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $345.00 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. 159790 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 10 OI2026-10-09: 17 OI2026-10-14: 17 OI2026-10-15: 18 OI2026-10-16: 21 OI2026-10-21: 158 OI2026-10-23: 159 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, 2026Viewing159+1
Oct 21, 2026158+137
Oct 16, 202621+3
Oct 15, 202618+1
Oct 14, 2026170
Oct 09, 202617+7
Oct 08, 2026100
Oct 07, 2026100
Oct 06, 2026100
Oct 05, 2026100
Oct 02, 202610No prior observation