MPM BioVentures 2014 (B), L.P.

Net Selling
Open-Market Buys
$0
Open-Market Sells
$183K
Net Open-Market Flow
-$183K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 4, 2025Sell(S)83K$0.97$81K4.8M
Dec 3, 2025Sell(S)57K$0.87$50K4.9M
Dec 2, 2025Sell(S)59K$0.89$53K4.9M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001231919-25-000575) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

Build

Ask your agent about HOWL insider filings

This filing is the Follow view. The Build view lets your agent pull every Form 4 for the issuer, the net open-market picture over 90 days, and the accession behind each row, through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/filing/0001231919-25-000575"
Ask your agent
Use Arkolith to summarize insider buying and selling at Werewolf Therapeutics, Inc.
over the last 90 days and cite the filings.