David Dieter

EVP & General Counsel, Collegium Pharmaceutical

Bought, 12 months

$0.0M

Sold, 12 months

$0.7M

Companies

Latest trade

Mar 18, 2026

Companies

Collegium PharmaceuticalEVP & General Counsel −$0.7M

Trades

COLL Sold 13,976 shares at $34.92 · planned $0.5M Mar 18

COLL Sold 6,224 shares at $36.65 · planned $0.2M Mar 9

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.