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Contract OI history

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Dec 17, 2027 EXPIRATION

TSM $470.00 Put

TSM271217P00470000

Latest saved OI378Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $470.00 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. 3781890 2026-10-02: 366 OI2026-10-05: 366 OI2026-10-06: 366 OI2026-10-07: 368 OI2026-10-08: 368 OI2026-10-09: 368 OI2026-10-14: 368 OI2026-10-15: 377 OI2026-10-16: 378 OI2026-10-21: 378 OI2026-10-23: 378 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, 2026Viewing3780
Oct 21, 20263780
Oct 16, 2026378+1
Oct 15, 2026377+9
Oct 14, 20263680
Oct 09, 20263680
Oct 08, 20263680
Oct 07, 2026368+2
Oct 06, 20263660
Oct 05, 20263660
Oct 02, 2026366No prior observation