Peter Evan Harwin

Director, 10% owner, Crescent Biopharma, Inc.; Director, Zenas BioPharma, Inc.

Bought, 12 months

$18.2M

Sold, 12 months

$0.0M

Companies

Latest trade

Dec 4, 2025

Companies

Crescent Biopharma, Inc.Director, 10% owner +$18.2M Zenas BioPharma, Inc.Director +$6.0M

Trades

CBIO Bought 1,360,000 shares at $13.41 $18.2M Dec 4

ZBIO Bought 316,219 shares at $19.00 $6.0M Oct 7

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.