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Contract OI history

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Nov 06, 2026 EXPIRATION

RUM $5.50 Put

RUM261106P00005500

Latest saved OI155Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RUM $5.50 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. 156780 2026-10-09: 13 OI2026-10-13: 15 OI2026-10-14: 15 OI2026-10-15: 15 OI2026-10-16: 35 OI2026-10-21: 156 OI2026-10-23: 155 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, 2026Viewing155-1
Oct 21, 2026156+121
Oct 16, 202635+20
Oct 15, 2026150
Oct 14, 2026150
Oct 13, 202615+2
Oct 09, 202613No prior observation