OITracker Cboe delayed data

Contract OI history

Back to RUM

Jan 21, 2028 EXPIRATION

RUM $5.00 Call

RUM280121C00005000

Latest saved OI2,144Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RUM $5.00 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. 2,1441,0720 2026-10-09: 2,073 OI2026-10-13: 2,075 OI2026-10-14: 2,075 OI2026-10-15: 2,128 OI2026-10-16: 2,134 OI2026-10-21: 2,142 OI2026-10-23: 2,144 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, 2026Viewing2,144+2
Oct 21, 20262,142+8
Oct 16, 20262,134+6
Oct 15, 20262,128+53
Oct 14, 20262,0750
Oct 13, 20262,075+2
Oct 09, 20262,073No prior observation