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Contract OI history

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Dec 15, 2028 EXPIRATION

TSM $670.00 Call

TSM281215C00670000

Latest saved OI1,687Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $670.00 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. 2,1211,0600 2026-10-02: 2,121 OI2026-10-05: 2,110 OI2026-10-06: 2,082 OI2026-10-07: 2,081 OI2026-10-08: 2,081 OI2026-10-09: 2,081 OI2026-10-14: 2,081 OI2026-10-15: 1,656 OI2026-10-16: 1,656 OI2026-10-21: 1,684 OI2026-10-23: 1,687 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, 2026Viewing1,687+3
Oct 21, 20261,684+28
Oct 16, 20261,6560
Oct 15, 20261,656-425
Oct 14, 20262,0810
Oct 09, 20262,0810
Oct 08, 20262,0810
Oct 07, 20262,081-1
Oct 06, 20262,082-28
Oct 05, 20262,110-11
Oct 02, 20262,121No prior observation