OITracker Cboe delayed data

Contract OI history

Back to TWST

Jan 15, 2027 EXPIRATION

TWST $170.00 Call

TWST270115C00170000

Latest saved OI141Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TWST $170.00 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. 164820 2026-10-09: 95 OI2026-10-13: 95 OI2026-10-14: 156 OI2026-10-16: 164 OI2026-10-21: 140 OI2026-10-23: 141 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, 2026Viewing141+1
Oct 21, 2026140-24
Oct 16, 2026164+8
Oct 14, 2026156+61
Oct 13, 2026950
Oct 09, 202695No prior observation