OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

RILY $12.50 Call

RILY270115C00012500

Latest saved OI1,352Oct 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 $12.50 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. 1,3886940 2026-10-08: 1,388 OI2026-10-09: 1,388 OI2026-10-13: 1,388 OI2026-10-14: 1,388 OI2026-10-16: 1,388 OI2026-10-20: 1,352 OI2026-10-23: 1,352 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, 2026Viewing1,3520
Oct 20, 20261,352-36
Oct 16, 20261,3880
Oct 14, 20261,3880
Oct 13, 20261,3880
Oct 09, 20261,3880
Oct 08, 20261,388No prior observation