Celldex Therapeutics, Inc. (CLDX) Holders & Ownership

Celldex Therapeutics, Inc. (CLDX) ownership: Kynam Capital Management, LP 14% · institutions 110% · index and ETF funds 7% (13F 2026-06-30). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Wellington Management9543671.00$355.12M12.2%2026-06-30
BlackRock7002530.00$260.56M8.9%2026-06-30
Kynam Capital Management, LP5322908.00$198.07M6.8%2026-06-30
Vanguard4984374.00$185.47M6.3%2026-06-30
Price T Rowe Associates Inc4685223.00$174.34M6.0%2026-06-30
State Street3900427.00$145.13M5.0%2026-06-30
FMR (Fidelity)3722888.00$138.53M4.7%2026-06-30
Deep Track Capital, LP2939151.00$109.37M3.7%2026-06-30

Insider Trading Activity (Form 4)

Source: SEC Form 4
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.