OITracker Cboe delayed data

Contract OI history

Back to W

Jan 15, 2027 EXPIRATION

W $42.50 Put

W270115P00042500

Latest saved OI1,269Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $42.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2696340 2026-10-02: 1,269 OI2026-10-05: 1,269 OI2026-10-06: 1,269 OI2026-10-07: 1,269 OI2026-10-08: 1,269 OI2026-10-09: 1,269 OI2026-10-13: 1,269 OI2026-10-14: 1,269 OI2026-10-15: 1,269 OI2026-10-16: 1,269 OI2026-10-21: 1,269 OI2026-10-23: 1,269 OI Oct 02, 2026Oct 23, 2026

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

W contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,2690
Oct 21, 2026Viewing1,2690
Oct 16, 20261,2690
Oct 15, 20261,2690
Oct 14, 20261,2690
Oct 13, 20261,2690
Oct 09, 20261,2690
Oct 08, 20261,2690
Oct 07, 20261,2690
Oct 06, 20261,2690
Oct 05, 20261,2690
Oct 02, 20261,269No prior observation