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Contract OI history

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Nov 20, 2026 EXPIRATION

TSM $390.00 Call

TSM261120C00390000

Latest saved OI1,447Oct 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 $390.00 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. 1,4497240 2026-10-02: 1,431 OI2026-10-05: 1,431 OI2026-10-06: 1,428 OI2026-10-07: 1,425 OI2026-10-08: 1,425 OI2026-10-09: 1,426 OI2026-10-14: 1,428 OI2026-10-15: 1,427 OI2026-10-16: 1,440 OI2026-10-21: 1,449 OI2026-10-23: 1,447 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, 2026Viewing1,447-2
Oct 21, 20261,449+9
Oct 16, 20261,440+13
Oct 15, 20261,427-1
Oct 14, 20261,428+2
Oct 09, 20261,426+1
Oct 08, 20261,4250
Oct 07, 20261,425-3
Oct 06, 20261,428-3
Oct 05, 20261,4310
Oct 02, 20261,431No prior observation