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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $660.00 Call

TSM280121C00660000

Latest saved OI1,613Oct 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 $660.00 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. 1,6138060 2026-10-02: 1,466 OI2026-10-05: 1,516 OI2026-10-06: 1,514 OI2026-10-07: 1,514 OI2026-10-08: 1,514 OI2026-10-09: 1,514 OI2026-10-14: 1,514 OI2026-10-15: 1,513 OI2026-10-16: 1,613 OI2026-10-21: 1,613 OI2026-10-23: 1,613 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, 2026Viewing1,6130
Oct 21, 20261,6130
Oct 16, 20261,613+100
Oct 15, 20261,513-1
Oct 14, 20261,5140
Oct 09, 20261,5140
Oct 08, 20261,5140
Oct 07, 20261,5140
Oct 06, 20261,514-2
Oct 05, 20261,516+50
Oct 02, 20261,466No prior observation