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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $175.00 Put

TSM270115P00175000

Latest saved OI1,258Oct 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 $175.00 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. 1,2676330 2026-10-02: 1,266 OI2026-10-05: 1,265 OI2026-10-06: 1,266 OI2026-10-07: 1,265 OI2026-10-08: 1,265 OI2026-10-09: 1,265 OI2026-10-14: 1,265 OI2026-10-15: 1,265 OI2026-10-16: 1,267 OI2026-10-21: 1,258 OI2026-10-23: 1,258 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, 2026Viewing1,2580
Oct 21, 20261,258-9
Oct 16, 20261,267+2
Oct 15, 20261,2650
Oct 14, 20261,2650
Oct 09, 20261,2650
Oct 08, 20261,2650
Oct 07, 20261,265-1
Oct 06, 20261,266+1
Oct 05, 20261,265-1
Oct 02, 20261,266No prior observation