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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $180.00 Put

TSM270115P00180000

Latest saved OI4,577Oct 23, 2026
Last change+168vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $180.00 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. 4,5772,2880 2026-10-02: 4,396 OI2026-10-05: 4,395 OI2026-10-06: 4,396 OI2026-10-07: 4,396 OI2026-10-08: 4,396 OI2026-10-09: 4,396 OI2026-10-14: 4,396 OI2026-10-15: 4,406 OI2026-10-16: 4,406 OI2026-10-21: 4,409 OI2026-10-23: 4,577 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, 2026Viewing4,577+168
Oct 21, 20264,409+3
Oct 16, 20264,4060
Oct 15, 20264,406+10
Oct 14, 20264,3960
Oct 09, 20264,3960
Oct 08, 20264,3960
Oct 07, 20264,3960
Oct 06, 20264,396+1
Oct 05, 20264,395-1
Oct 02, 20264,396No prior observation