ADVM Adverum Biotechnologies, Inc.: institutional ownership and insider trading
2 funds reported holding $1.27M of Adverum Biotechnologies, Inc. in their latest 13F filings; in Q4 2025 funds net bought $0, with 0 new positions and 49 funds selling out; over the last 12 months insiders bought $765K and sold $4.61M on the open market.
Largest institutional holders of ADVM
- Nuveen Asset Management, LLC — $805K
- Grant/GrossMendelsohn, LLC — $461K
Recent ADVM insider trades
- Dec 8, 2025: Fischer Laurent bought 128,699 shares ($554K)
- Dec 5, 2025: Soparkar Peter bought 50,000 shares ($211K)
- Dec 4, 2025: Leonard Braden Michael sold 524,560 shares ($2.20M)
- Dec 3, 2025: Leonard Braden Michael sold 574,886 shares ($2.41M)
5%+ owners
- Leonard Braden Michael: 9.7% (Schedule 13D/A, filed Dec 5, 2025)
- TCG Crossover GP II, LLC: 8.9% (Schedule 13G/A, filed May 15, 2025)