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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $490.00 Call

TSM280121C00490000

Latest saved OI663Oct 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 $490.00 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. 6783390 2026-10-02: 676 OI2026-10-05: 678 OI2026-10-06: 660 OI2026-10-07: 662 OI2026-10-08: 662 OI2026-10-09: 658 OI2026-10-14: 658 OI2026-10-15: 659 OI2026-10-16: 664 OI2026-10-21: 662 OI2026-10-23: 663 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, 2026Viewing663+1
Oct 21, 2026662-2
Oct 16, 2026664+5
Oct 15, 2026659+1
Oct 14, 20266580
Oct 09, 2026658-4
Oct 08, 20266620
Oct 07, 2026662+2
Oct 06, 2026660-18
Oct 05, 2026678+2
Oct 02, 2026676No prior observation