OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

WY $25.00 Put

WY270115P00025000

Latest saved OI953Oct 23, 2026
Last change+25vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WY $25.00 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. 1,0315150 2026-10-02: 1,026 OI2026-10-05: 1,031 OI2026-10-06: 1,031 OI2026-10-07: 1,031 OI2026-10-08: 1,031 OI2026-10-09: 1,031 OI2026-10-14: 1,031 OI2026-10-15: 1,028 OI2026-10-16: 1,028 OI2026-10-21: 928 OI2026-10-23: 953 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, 2026Viewing953+25
Oct 21, 2026928-100
Oct 16, 20261,0280
Oct 15, 20261,028-3
Oct 14, 20261,0310
Oct 09, 20261,0310
Oct 08, 20261,0310
Oct 07, 20261,0310
Oct 06, 20261,0310
Oct 05, 20261,031+5
Oct 02, 20261,026No prior observation