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Contract OI history

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Jan 15, 2027 EXPIRATION

TWST $180.00 Call

TWST270115C00180000

Latest saved OI46Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TWST $180.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2171080 2026-10-09: 217 OI2026-10-13: 63 OI2026-10-14: 59 OI2026-10-16: 54 OI2026-10-21: 46 OI2026-10-23: 46 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TWST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing460
Oct 21, 202646-8
Oct 16, 202654-5
Oct 14, 202659-4
Oct 13, 202663-154
Oct 09, 2026217No prior observation