Sherwin Stephen A

DirectorBIOGEN INC. (BIIB) · full profile →Form 4 · filed Mar 10, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$1.3M
Net Open-Market Flow
-$1.3M
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 7, 2025Sell(S)9K$150.02$1.3M11K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001127602-25-008861) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.