
Market Analysis
BHVN: The FDA Accepted the Resubmission. The High Came at 7:51 a.m.
Biohaven gapped 37% after the FDA accepted its troriluzole resubmission. The high came at 7:51 a.m. and it closed 20% below it. What the 8-K said.
Lead story · No. 037

Market Analysis
Biohaven gapped 37% after the FDA accepted its troriluzole resubmission. The high came at 7:51 a.m. and it closed 20% below it. What the 8-K said.
Reading the session
Learn how gap up and gap down are calculated, how opening gaps differ from premarket changes, and why the reference price and timestamp matter.
Data study
A look at 671 US stock gap-ups of 20% or more from July 1 to October 2, 2026: when the 4:00 a.m.–8:00 p.m. ET high printed, split by gap size, price and how the day ended.
Research process
Research why a stock moved using company announcements, SEC filings, and a source-linked timeline. Separate confirmed events from explanations and unknowns.
Retrospective data built after the session from stored records, with links to the original sources. Not real-time, not investment advice and not a recommendation to buy or sell any security.