OITracker Cboe delayed data

Contract OI history

Back to WK

Nov 20, 2026 EXPIRATION

WK $85.00 Call

WK261120C00085000

Latest saved OI25Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WK $85.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 25120 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 13 OI2026-10-07: 21 OI2026-10-08: 22 OI2026-10-09: 22 OI2026-10-13: 22 OI2026-10-14: 22 OI2026-10-15: 22 OI2026-10-20: 24 OI2026-10-23: 25 OI Oct 02, 2026Oct 23, 2026

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

WK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202625+1
Oct 20, 2026Viewing24+2
Oct 15, 2026220
Oct 14, 2026220
Oct 13, 2026220
Oct 09, 2026220
Oct 08, 202622+1
Oct 07, 202621+8
Oct 06, 2026130
Oct 05, 2026130
Oct 02, 202613No prior observation