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Contract OI history

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Jan 21, 2028 EXPIRATION

RUM $3.00 Call

RUM280121C00003000

Latest saved OI1,321Oct 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 $3.00 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. 1,3216600 2026-10-09: 1,320 OI2026-10-13: 1,320 OI2026-10-14: 1,320 OI2026-10-15: 1,320 OI2026-10-16: 1,321 OI2026-10-21: 1,321 OI2026-10-23: 1,321 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, 2026Viewing1,3210
Oct 21, 20261,3210
Oct 16, 20261,321+1
Oct 15, 20261,3200
Oct 14, 20261,3200
Oct 13, 20261,3200
Oct 09, 20261,320No prior observation