OITracker Cboe delayed data

Contract OI history

Back to WYFI

Nov 20, 2026 EXPIRATION

WYFI $12.50 Put

WYFI261120P00012500

Latest saved OI631Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WYFI $12.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 6313150 2026-10-08: 353 OI2026-10-09: 373 OI2026-10-13: 383 OI2026-10-15: 422 OI2026-10-16: 424 OI2026-10-20: 620 OI2026-10-23: 631 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, 2026631+11
Oct 20, 2026Viewing620+196
Oct 16, 2026424+2
Oct 15, 2026422+39
Oct 13, 2026383+10
Oct 09, 2026373+20
Oct 08, 2026353No prior observation