Arkolith/Insider Trading/HOWL/Form 4

MPM Oncology Innovations Fund GP LLC

10% OwnerWerewolf Therapeutics, Inc. (HOWL) · full profile →Form 4 · filed Nov 25, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$180K
Net Open-Market Flow
-$180K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Nov 25, 2025Sell(S)43K$0.92$39K5.1M
Nov 24, 2025Sell(S)89K$0.98$87K5.2M
Nov 21, 2025Sell(S)64K$0.83$53K5.3M

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001231919-25-000550) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML