OITracker Cboe delayed data

Contract OI history

Back to USAR

Oct 30, 2026 EXPIRATION

USAR $11.00 Put

USAR261030P00011000

Latest saved OI411Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $11.00 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. 4122060 2026-10-09: 177 OI2026-10-13: 409 OI2026-10-14: 409 OI2026-10-15: 394 OI2026-10-16: 393 OI2026-10-21: 412 OI2026-10-23: 411 OI Oct 09, 2026Oct 23, 2026

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

USAR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing411-1
Oct 21, 2026412+19
Oct 16, 2026393-1
Oct 15, 2026394-15
Oct 14, 20264090
Oct 13, 2026409+232
Oct 09, 2026177No prior observation