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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $270.00 Call

TSM270115C00270000

Latest saved OI952Oct 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 $270.00 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. 9584790 2026-10-02: 958 OI2026-10-05: 957 OI2026-10-06: 957 OI2026-10-07: 957 OI2026-10-08: 957 OI2026-10-09: 957 OI2026-10-14: 957 OI2026-10-15: 956 OI2026-10-16: 952 OI2026-10-21: 952 OI2026-10-23: 952 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, 2026Viewing9520
Oct 21, 20269520
Oct 16, 2026952-4
Oct 15, 2026956-1
Oct 14, 20269570
Oct 09, 20269570
Oct 08, 20269570
Oct 07, 20269570
Oct 06, 20269570
Oct 05, 2026957-1
Oct 02, 2026958No prior observation