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Contract OI history

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Oct 23, 2026 EXPIRATION

TSM $442.50 Call

TSM261023C00442500

Latest saved OI1,336Oct 23, 2026
Last change-52vs previous saved observation
Saved market days8Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $442.50 call open interest history 8 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2,0041,0020 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 42 OI2026-10-14: 1,890 OI2026-10-15: 1,978 OI2026-10-16: 2,004 OI2026-10-21: 1,388 OI2026-10-23: 1,336 OI Oct 07, 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, 2026Viewing1,336-52
Oct 21, 20261,388-616
Oct 16, 20262,004+26
Oct 15, 20261,978+88
Oct 14, 20261,890+1,848
Oct 09, 202642+42
Oct 08, 202600
Oct 07, 20260No prior observation