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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $500.00 Call

TSM270319C00500000

Latest saved OI3,976Oct 23, 2026
Last change+22vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $500.00 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. 3,9761,9880 2026-10-02: 3,258 OI2026-10-05: 3,356 OI2026-10-06: 3,391 OI2026-10-07: 3,412 OI2026-10-08: 3,412 OI2026-10-09: 3,489 OI2026-10-14: 3,571 OI2026-10-15: 3,652 OI2026-10-16: 3,700 OI2026-10-21: 3,954 OI2026-10-23: 3,976 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, 2026Viewing3,976+22
Oct 21, 20263,954+254
Oct 16, 20263,700+48
Oct 15, 20263,652+81
Oct 14, 20263,571+82
Oct 09, 20263,489+77
Oct 08, 20263,4120
Oct 07, 20263,412+21
Oct 06, 20263,391+35
Oct 05, 20263,356+98
Oct 02, 20263,258No prior observation