OITracker Cboe delayed data

Contract OI history

Back to WYFI

May 21, 2027 EXPIRATION

WYFI $12.50 Call

WYFI270521C00012500

Latest saved OI243Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WYFI $12.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2431210 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 0 OI2026-10-15: 0 OI2026-10-16: 240 OI2026-10-20: 242 OI2026-10-23: 243 OI Oct 08, 2026Oct 23, 2026

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

WYFI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026243+1
Oct 20, 2026Viewing242+2
Oct 16, 2026240+240
Oct 15, 202600
Oct 13, 202600
Oct 09, 202600
Oct 08, 20260No prior observation