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Contract OI history

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Jan 21, 2028 EXPIRATION

RUM $4.00 Call

RUM280121C00004000

Latest saved OI792Oct 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 $4.00 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. 9094540 2026-10-09: 893 OI2026-10-13: 893 OI2026-10-14: 893 OI2026-10-15: 909 OI2026-10-16: 772 OI2026-10-21: 792 OI2026-10-23: 792 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, 2026Viewing7920
Oct 21, 2026792+20
Oct 16, 2026772-137
Oct 15, 2026909+16
Oct 14, 20268930
Oct 13, 20268930
Oct 09, 2026893No prior observation