OITracker Cboe delayed data

Contract OI history

Back to PURR

Dec 18, 2026 EXPIRATION

PURR $21.00 Call

PURR261218C00021000

Latest saved OI338Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PURR $21.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3381690 2026-10-09: 332 OI2026-10-13: 332 OI2026-10-14: 332 OI2026-10-15: 335 OI2026-10-16: 335 OI2026-10-21: 335 OI2026-10-23: 338 OI Oct 09, 2026Oct 23, 2026

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

PURR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing338+3
Oct 21, 20263350
Oct 16, 20263350
Oct 15, 2026335+3
Oct 14, 20263320
Oct 13, 20263320
Oct 09, 2026332No prior observation