OITracker Cboe delayed data

Contract OI history

Back to RBBN

Jan 15, 2027 EXPIRATION

RBBN $2.50 Call

RBBN270115C00002500

Latest saved OI540Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RBBN $2.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5402700 2026-10-09: 540 OI2026-10-13: 540 OI2026-10-14: 540 OI2026-10-16: 540 OI2026-10-20: 540 OI2026-10-23: 540 OI Oct 09, 2026Oct 23, 2026

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

RBBN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5400
Oct 20, 20265400
Oct 16, 20265400
Oct 14, 20265400
Oct 13, 20265400
Oct 09, 2026540No prior observation