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Contract OI history

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Jan 21, 2028 EXPIRATION

RILY $2.50 Call

RILY280121C00002500

Latest saved OI1,674Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
RILY $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,6748370 2026-10-08: 1,660 OI2026-10-09: 1,660 OI2026-10-13: 1,660 OI2026-10-14: 1,665 OI2026-10-16: 1,669 OI2026-10-20: 1,674 OI2026-10-23: 1,674 OI Oct 08, 2026Oct 23, 2026

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

RILY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,6740
Oct 20, 20261,674+5
Oct 16, 20261,669+4
Oct 14, 20261,665+5
Oct 13, 20261,6600
Oct 09, 20261,6600
Oct 08, 20261,660No prior observation