OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

WW $12.50 Put

WW261120P00012500

Latest saved OI444Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WW $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. 4442220 2026-10-08: 443 OI2026-10-09: 443 OI2026-10-13: 443 OI2026-10-14: 443 OI2026-10-16: 444 OI2026-10-20: 444 OI2026-10-23: 444 OI Oct 08, 2026Oct 23, 2026

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

WW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264440
Oct 20, 2026Viewing4440
Oct 16, 2026444+1
Oct 14, 20264430
Oct 13, 20264430
Oct 09, 20264430
Oct 08, 2026443No prior observation