SHERWIN STEPHEN A
SEC Form 4 insider trading activity
SHERWIN STEPHEN A has filed 3 SEC Form 4 filings (9 transaction rows) across 2 companies, including BIIB, NBIX, with disclosures dating back to 2026. 3 of those filings fall inside the rolling window. Most recent filing: Jun 11, 2026.
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$4.1M
reported sales (SEC code S)
Companies
2
in the rolling window