OITracker Cboe delayed data

Contract OI history

Back to WYFI

Jan 21, 2028 EXPIRATION

WYFI $40.00 Call

WYFI280121C00040000

Latest saved OI282Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WYFI $40.00 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. 3291640 2026-10-08: 325 OI2026-10-09: 329 OI2026-10-13: 292 OI2026-10-15: 293 OI2026-10-16: 286 OI2026-10-20: 282 OI2026-10-23: 282 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, 20262820
Oct 20, 2026Viewing282-4
Oct 16, 2026286-7
Oct 15, 2026293+1
Oct 13, 2026292-37
Oct 09, 2026329+4
Oct 08, 2026325No prior observation