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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $440.00 Call

TSM280121C00440000

Latest saved OI3,629Oct 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 $440.00 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. 3,6821,8410 2026-10-02: 3,682 OI2026-10-05: 3,680 OI2026-10-06: 3,628 OI2026-10-07: 3,628 OI2026-10-08: 3,628 OI2026-10-09: 3,629 OI2026-10-14: 3,633 OI2026-10-15: 3,658 OI2026-10-16: 3,677 OI2026-10-21: 3,629 OI2026-10-23: 3,629 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, 2026Viewing3,6290
Oct 21, 20263,629-48
Oct 16, 20263,677+19
Oct 15, 20263,658+25
Oct 14, 20263,633+4
Oct 09, 20263,629+1
Oct 08, 20263,6280
Oct 07, 20263,6280
Oct 06, 20263,628-52
Oct 05, 20263,680-2
Oct 02, 20263,682No prior observation