OITracker Cboe delayed data

Contract OI history

Back to BYRN

Jan 21, 2028 EXPIRATION

BYRN $2.50 Call

BYRN280121C00002500

Latest saved OI202Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BYRN $2.50 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2251120 2026-10-08: 225 OI2026-10-09: 204 OI2026-10-13: 204 OI2026-10-14: 204 OI2026-10-15: 204 OI2026-10-16: 204 OI2026-10-20: 202 OI2026-10-23: 202 OI Oct 08, 2026Oct 23, 2026

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

BYRN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2020
Oct 20, 2026202-2
Oct 16, 20262040
Oct 15, 20262040
Oct 14, 20262040
Oct 13, 20262040
Oct 09, 2026204-21
Oct 08, 2026225No prior observation