OITracker Cboe delayed data

Contract OI history

Back to PANW

Nov 20, 2026 EXPIRATION

PANW $400.00 Put

PANW261120P00400000

Latest saved OI374Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PANW $400.00 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. 4182090 2026-10-09: 204 OI2026-10-13: 418 OI2026-10-14: 418 OI2026-10-15: 382 OI2026-10-16: 382 OI2026-10-21: 379 OI2026-10-23: 374 OI Oct 09, 2026Oct 23, 2026

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

PANW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026374-5
Oct 21, 2026Viewing379-3
Oct 16, 20263820
Oct 15, 2026382-36
Oct 14, 20264180
Oct 13, 2026418+214
Oct 09, 2026204No prior observation