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Contract OI history

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Jun 17, 2027 EXPIRATION

TSM $420.00 Call

TSM270617C00420000

Latest saved OI1,882Oct 23, 2026
Last change+14vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $420.00 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. 1,8829410 2026-10-02: 1,746 OI2026-10-05: 1,746 OI2026-10-06: 1,766 OI2026-10-07: 1,773 OI2026-10-08: 1,773 OI2026-10-09: 1,792 OI2026-10-14: 1,810 OI2026-10-15: 1,819 OI2026-10-16: 1,854 OI2026-10-21: 1,868 OI2026-10-23: 1,882 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, 2026Viewing1,882+14
Oct 21, 20261,868+14
Oct 16, 20261,854+35
Oct 15, 20261,819+9
Oct 14, 20261,810+18
Oct 09, 20261,792+19
Oct 08, 20261,7730
Oct 07, 20261,773+7
Oct 06, 20261,766+20
Oct 05, 20261,7460
Oct 02, 20261,746No prior observation