OITracker Cboe delayed data

Contract OI history

Back to RUM

Oct 23, 2026 EXPIRATION

RUM $9.00 Call

RUM261023C00009000

Latest saved OI133Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RUM $9.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 135670 2026-10-09: 135 OI2026-10-13: 134 OI2026-10-14: 134 OI2026-10-15: 133 OI2026-10-16: 133 OI2026-10-21: 133 OI2026-10-23: 133 OI Oct 09, 2026Oct 23, 2026

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

RUM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1330
Oct 21, 20261330
Oct 16, 20261330
Oct 15, 2026133-1
Oct 14, 20261340
Oct 13, 2026134-1
Oct 09, 2026135No prior observation