OITracker Cboe delayed data

Contract OI history

Back to WDC

Oct 23, 2026 EXPIRATION

WDC $250.00 Put

WDC261023P00250000

Latest saved OI514Oct 23, 2026
Last change+316vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $250.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5142570 2026-10-09: 24 OI2026-10-12: 40 OI2026-10-14: 291 OI2026-10-15: 292 OI2026-10-16: 155 OI2026-10-21: 198 OI2026-10-23: 514 OI Oct 09, 2026Oct 23, 2026

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

WDC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing514+316
Oct 21, 2026198+43
Oct 16, 2026155-137
Oct 15, 2026292+1
Oct 14, 2026291+251
Oct 12, 202640+16
Oct 09, 202624No prior observation