OITracker Cboe delayed data

Contract OI history

Back to BHVN

Dec 18, 2026 EXPIRATION

BHVN $12.50 Call

BHVN261218C00012500

Latest saved OI346Oct 23, 2026
Last change-771vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BHVN $12.50 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1175580 2026-10-02: 625 OI2026-10-05: 625 OI2026-10-06: 625 OI2026-10-07: 627 OI2026-10-08: 627 OI2026-10-09: 626 OI2026-10-13: 631 OI2026-10-14: 636 OI2026-10-16: 1,112 OI2026-10-20: 1,117 OI2026-10-23: 346 OI Oct 02, 2026Oct 23, 2026

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

BHVN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing346-771
Oct 20, 20261,117+5
Oct 16, 20261,112+476
Oct 14, 2026636+5
Oct 13, 2026631+5
Oct 09, 2026626-1
Oct 08, 20266270
Oct 07, 2026627+2
Oct 06, 20266250
Oct 05, 20266250
Oct 02, 2026625No prior observation