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Contract OI history

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Dec 18, 2026 EXPIRATION

BHVN $10.00 Call

BHVN261218C00010000

Latest saved OI336Oct 23, 2026
Last change-6vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BHVN $10.00 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. 3481740 2026-10-02: 348 OI2026-10-05: 348 OI2026-10-06: 348 OI2026-10-07: 348 OI2026-10-08: 348 OI2026-10-09: 348 OI2026-10-13: 348 OI2026-10-14: 348 OI2026-10-16: 342 OI2026-10-20: 342 OI2026-10-23: 336 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, 2026Viewing336-6
Oct 20, 20263420
Oct 16, 2026342-6
Oct 14, 20263480
Oct 13, 20263480
Oct 09, 20263480
Oct 08, 20263480
Oct 07, 20263480
Oct 06, 20263480
Oct 05, 20263480
Oct 02, 2026348No prior observation