CLDX Celldex Therapeutics, Inc.
Celldex Therapeutics, Inc. (CLDX) Institutional Ownership
What the institutions did with CLDX last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | 9.5M | 11.1% |
| BlackRock, Inc. | 7.0M | 8.2% |
| Kynam Capital Management, LP | 5.3M | 6.2% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 4.7M | 5.5% |
| STATE STREET CORP | 3.9M | 4.5% |
| FMR LLC | 3.7M | 4.3% |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.5M | 4.0% |
| Deep Track Capital, LP | 2.9M | 3.4% |
| Logos Global Management LP | 2.1M | 2.4% |
| GEODE CAPITAL MANAGEMENT, LLC | 2.0M | 2.4% |
| Eversept Partners, LP | 1.8M | 2.1% |
| GOLDMAN SACHS GROUP INC | 1.6M | 1.9% |
| Assenagon Asset Management S.A. | 1.6M | 1.8% |
| Commodore Capital LP | 1.4M | 1.6% |
| Bellevue Group AG | 1.2M | 1.4% |
| BAKER BROS. ADVISORS LP | 1.2M | 1.4% |
| MILLENNIUM MANAGEMENT LLC | 1.2M | 1.4% |
| DIMENSIONAL FUND ADVISORS LP | 1.1M | 1.3% |
| AMERICAN CENTURY COMPANIES INC | 1.0M | 1.2% |
| EVENTIDE ASSET MANAGEMENT, LLC | 1.0M | 1.2% |
| NOVO HOLDINGS A/S | 1.0M | 1.2% |
| Elmind Capital, LP | 990.0K | 1.2% |
| Driehaus Capital Management LLC | 989.4K | 1.2% |
| Fisher Asset Management, LLC | 985.7K | 1.1% |
| Pictet Asset Management Holding SA | 917.4K | 1.1% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| Point72 Asset Management, L.P. | Reduced | 3.2M | 117.2K | -3.1M |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 2.1M | 4.7M | +2.6M |
| Deep Track Capital, LP | Increased | 1.3M | 2.9M | +1.7M |
| Logos Global Management LP | Increased | 450.0K | 2.1M | +1.7M |
| BlackRock, Inc. | Increased | 5.4M | 7.0M | +1.6M |
| Assenagon Asset Management S.A. | Increased | 146.5K | 1.6M | +1.4M |
| Commodore Capital LP | Reduced | 2.7M | 1.4M | -1.3M |
| Vestal Point Capital, LP | Sold Out | 1.2M | 0 | -1.2M |
| STATE STREET CORP | Increased | 2.8M | 3.9M | +1.1M |
| Driehaus Capital Management LLC | New | 0 | 989.4K | +989.4K |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 8.6M | 9.5M | +983.2K |
| BRAIDWELL LP | Reduced | 1.4M | 436.6K | -919.4K |
| GOLDMAN SACHS GROUP INC | Increased | 988.4K | 1.6M | +626.9K |
| Foresite Capital Management VI LLC | Increased | 315.9K | 879.7K | +563.8K |
| TWO SIGMA INVESTMENTS, LP | Increased | 137.0K | 661.2K | +524.2K |
| Kynam Capital Management, LP | Reduced | 5.8M | 5.3M | -517.7K |
| BAKER BROS. ADVISORS LP | Increased | 665.4K | 1.2M | +517.2K |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 3.0M | 3.5M | +503.9K |
| FEDERATED HERMES, INC. | New | 0 | 492.9K | +492.9K |
| ALGERT GLOBAL LLC | Increased | 215.2K | 647.8K | +432.7K |
| PANAGORA ASSET MANAGEMENT INC | Increased | 142.3K | 572.5K | +430.2K |
| Nuveen, LLC | Increased | 201.9K | 568.5K | +366.5K |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1.7M | 2.0M | +334.2K |
| STEMPOINT CAPITAL LP | Reduced | 508.5K | 178.4K | -330.1K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 629.3K | 863.5K | +234.3K |
| Candriam S.C.A. | Increased | 278.9K | 481.1K | +202.2K |
| Woodline Partners LP | Increased | 500.1K | 700.8K | +200.7K |
| CITADEL ADVISORS LLC | Sold Out | 200.6K | 0 | -200.6K |
| Affinity Asset Advisors, LLC | Increased | 500.0K | 700.0K | +200.0K |
| ADAR1 Capital Management, LLC | Increased | 427.8K | 619.5K | +191.7K |
| CITIGROUP INC | Increased | 217.3K | 404.7K | +187.4K |
| AMERICAN CENTURY COMPANIES INC | Increased | 856.3K | 1.0M | +186.1K |
| UBS Group AG | Increased | 297.0K | 482.0K | +185.0K |
| Trexquant Investment LP | New | 0 | 184.5K | +184.5K |
| SILVERARC CAPITAL MANAGEMENT, LLC | Sold Out | 178.4K | 0 | -178.4K |
| NOVO HOLDINGS A/S | Reduced | 1.2M | 1.0M | -175.0K |
| Redmile Group, LLC | Increased | 261.5K | 433.9K | +172.4K |
| Corient Private Wealth LP | Increased | 14.6K | 177.0K | +162.3K |
| BNP PARIBAS FINANCIAL MARKETS | Reduced | 175.8K | 31.2K | -144.6K |
| NORTHERN TRUST CORP | Increased | 577.3K | 719.6K | +142.4K |
| Rosalind Advisors, Inc. | Reduced | 330.0K | 200.0K | -130.0K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | Increased | 70.1K | 195.8K | +125.7K |
| Elmind Capital, LP | Increased | 865.0K | 990.0K | +125.0K |
| VANGUARD FIDUCIARY TRUST CO | Increased | 429.6K | 553.0K | +123.4K |
| SUVRETTA CAPITAL MANAGEMENT, LLC | New | 0 | 121.3K | +121.3K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Increased | 545.5K | 656.0K | +110.5K |
| GordonMD Global Investments LP | Increased | 170.3K | 279.7K | +109.4K |
| SUPERSTRING CAPITAL MANAGEMENT LP | Increased | 180.0K | 287.6K | +107.5K |
| Jump Financial, LLC | Increased | 8.8K | 116.3K | +107.5K |
| Cinctive Capital Management LP | Increased | 41.2K | 145.6K | +104.4K |
| Palo Alto Investors LP | Increased | 296.4K | 399.9K | +103.4K |
| BANK OF AMERICA CORP /DE/ | Reduced | 708.6K | 607.2K | -101.5K |
| Integral Health Asset Management, LLC | New | 0 | 100.0K | +100.0K |
| Odyssean, LLC | New | 0 | 95.1K | +95.1K |
| Russell Investments Group, Ltd. | Increased | 8.5K | 100.5K | +92.0K |
| JANE STREET GROUP, LLC | Sold Out | 90.3K | 0 | -90.3K |
| MILLENNIUM MANAGEMENT LLC | Reduced | 1.3M | 1.2M | -82.7K |
| AQR CAPITAL MANAGEMENT LLC | Increased | 7.8K | 86.9K | +79.1K |
| FIRST TRUST ADVISORS LP | Increased | 68.5K | 138.7K | +70.2K |
| Connor, Clark & Lunn Investment Management Ltd. | Reduced | 184.1K | 120.4K | -63.7K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.