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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $290.00 Put

TSM270115P00290000

Latest saved OI2,398Oct 23, 2026
Last change+67vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $290.00 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. 2,3981,1990 2026-10-02: 2,368 OI2026-10-05: 2,357 OI2026-10-06: 2,359 OI2026-10-07: 2,359 OI2026-10-08: 2,359 OI2026-10-09: 2,351 OI2026-10-14: 2,336 OI2026-10-15: 2,328 OI2026-10-16: 2,331 OI2026-10-21: 2,331 OI2026-10-23: 2,398 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, 2026Viewing2,398+67
Oct 21, 20262,3310
Oct 16, 20262,331+3
Oct 15, 20262,328-8
Oct 14, 20262,336-15
Oct 09, 20262,351-8
Oct 08, 20262,3590
Oct 07, 20262,3590
Oct 06, 20262,359+2
Oct 05, 20262,357-11
Oct 02, 20262,368No prior observation