OITracker Cboe delayed data

Contract OI history

Back to USAR

Nov 06, 2026 EXPIRATION

USAR $15.50 Put

USAR261106P00015500

Latest saved OI140Oct 23, 2026
Last change-46vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $15.50 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. 3451720 2026-10-09: 224 OI2026-10-13: 345 OI2026-10-14: 345 OI2026-10-15: 273 OI2026-10-16: 255 OI2026-10-21: 186 OI2026-10-23: 140 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, 2026Viewing140-46
Oct 21, 2026186-69
Oct 16, 2026255-18
Oct 15, 2026273-72
Oct 14, 20263450
Oct 13, 2026345+121
Oct 09, 2026224No prior observation