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Contract OI history

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Dec 15, 2028 EXPIRATION

TSM $340.00 Call

TSM281215C00340000

Latest saved OI447Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $340.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4482240 2026-10-02: 444 OI2026-10-05: 444 OI2026-10-06: 447 OI2026-10-07: 447 OI2026-10-08: 447 OI2026-10-09: 447 OI2026-10-14: 447 OI2026-10-15: 447 OI2026-10-16: 447 OI2026-10-21: 448 OI2026-10-23: 447 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, 2026Viewing447-1
Oct 21, 2026448+1
Oct 16, 20264470
Oct 15, 20264470
Oct 14, 20264470
Oct 09, 20264470
Oct 08, 20264470
Oct 07, 20264470
Oct 06, 2026447+3
Oct 05, 20264440
Oct 02, 2026444No prior observation