Cooke Julie sold $5.8M of NBIX
Cooke Julie (Chief Human Resources Officer) sold 36,937 shares of NEUROCRINE BIOSCIENCES INC (NBIX) at an average of $156.22 ($154.83–$158.59, $5.77M total) across 5 trades on 2026-06-02 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The $5.8M sale reduces insider ownership, potentially influencing short‑term sentiment.
Market read
Primary insider sale news for NBIX; modest trading relevance.
What to watch
Upcoming clinical trial data or partnership announcements could offset the sell‑off pressure.
Background
Form 4 disclosures provide the first public record of insider transactions.
Ticker impact
Chief Human Resources Officer Julie Cooke sold 36,937 shares for $5.77M via a 10b5‑1 plan, reducing her stake to 22,374 shares.
likely pressure as the market prices in the $5.8M insider sell
Form 4 filings are primary source; a $5.8M sale by a senior officer is material for a mid‑cap biotech and can prompt short‑term selling.
Market effects
May raise concerns for biotech sector insiders, but limited to NBIX.
U.S. biotech investors may adjust positions; no broader regional effect.
Minimal global impact beyond NBIX shareholders.
Counterpoint
The sale could be a routine liquidity event under a pre‑arranged plan, not a negative signal.
Key entities
- CompanyNeurocrine Biosciences Inc.
Biotech firm developing treatments for neurological and endocrine disorders.
- ExecutiveJulie Cooke
Chief Human Resources Officer of Neurocrine Biosciences.


