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Contract OI history

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Oct 23, 2026 EXPIRATION

TSM $405.00 Call

TSM261023C00405000

Latest saved OI180Oct 23, 2026
Last change+9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $405.00 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. 180900 2026-10-02: 33 OI2026-10-05: 33 OI2026-10-06: 38 OI2026-10-07: 38 OI2026-10-08: 38 OI2026-10-09: 38 OI2026-10-14: 39 OI2026-10-15: 40 OI2026-10-16: 152 OI2026-10-21: 171 OI2026-10-23: 180 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, 2026Viewing180+9
Oct 21, 2026171+19
Oct 16, 2026152+112
Oct 15, 202640+1
Oct 14, 202639+1
Oct 09, 2026380
Oct 08, 2026380
Oct 07, 2026380
Oct 06, 202638+5
Oct 05, 2026330
Oct 02, 202633No prior observation