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Contract OI history

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Jun 17, 2027 EXPIRATION

TSM $670.00 Put

TSM270617P00670000

Latest saved OI0Oct 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 $670.00 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. 1680 2026-10-02: 7 OI2026-10-05: 7 OI2026-10-06: 7 OI2026-10-07: 14 OI2026-10-08: 14 OI2026-10-09: 16 OI2026-10-14: 9 OI2026-10-15: 9 OI2026-10-16: 0 OI2026-10-21: 0 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, 2026Viewing00
Oct 21, 202600
Oct 16, 20260-9
Oct 15, 202690
Oct 14, 20269-7
Oct 09, 202616+2
Oct 08, 2026140
Oct 07, 202614+7
Oct 06, 202670
Oct 05, 202670
Oct 02, 20267No prior observation