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Contract OI history

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Nov 20, 2026 EXPIRATION

TSM $350.00 Call

TSM261120C00350000

Latest saved OI664Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $350.00 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. 6663330 2026-10-02: 654 OI2026-10-05: 653 OI2026-10-06: 653 OI2026-10-07: 653 OI2026-10-08: 653 OI2026-10-09: 655 OI2026-10-14: 658 OI2026-10-15: 658 OI2026-10-16: 660 OI2026-10-21: 666 OI2026-10-23: 664 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, 2026Viewing664-2
Oct 21, 2026666+6
Oct 16, 2026660+2
Oct 15, 20266580
Oct 14, 2026658+3
Oct 09, 2026655+2
Oct 08, 20266530
Oct 07, 20266530
Oct 06, 20266530
Oct 05, 2026653-1
Oct 02, 2026654No prior observation