OITracker Cboe delayed data

Contract OI history

Back to WY

Jan 15, 2027 EXPIRATION

WY $18.00 Put

WY270115P00018000

Latest saved OI286Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WY $18.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2861430 2026-10-02: 119 OI2026-10-05: 166 OI2026-10-06: 247 OI2026-10-07: 247 OI2026-10-08: 264 OI2026-10-09: 272 OI2026-10-14: 282 OI2026-10-15: 286 OI2026-10-16: 285 OI2026-10-21: 286 OI2026-10-23: 286 OI Oct 02, 2026Oct 23, 2026

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

WY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2860
Oct 21, 2026286+1
Oct 16, 2026285-1
Oct 15, 2026286+4
Oct 14, 2026282+10
Oct 09, 2026272+8
Oct 08, 2026264+17
Oct 07, 20262470
Oct 06, 2026247+81
Oct 05, 2026166+47
Oct 02, 2026119No prior observation