CLDX · smart money activity

Who's buying Celldex Therapeutics, Inc.?

Baker Bros. Advisors: added +78% to 1.18M sh (~$44.0M, 0.2% of book).

Smart money score21#236 of 393 stocks

Latest filingAug 14, 2026

Independent buyers1

Signal sources13F

Signals against0

CLDX insider buying, 13F and 13D filings

Aug 14, 202613F add

Baker Bros. Advisors: Added +78% to 1.18M sh (~$44.0M, 0.2% of book)

13F for the quarter ended 2026-06-30. Filed 2026-08-14.
View the filing on SEC EDGAR ↗

Signals come from SEC filings: Form 4 (insiders, filed within 2 business days), 13F (fund holdings, up to 45 days after quarter end) and Schedule 13D (5%+ activist stakes). This page reports what the filings show; it is not investment advice.