Celldex Therapeutics, Inc.
CLDX- Exchange
- Nasdaq
- Industry
- In Vitro & In Vivo Diagnostic Substances
- SEC CIK
- 0000744218
No open-market purchases or sales by Celldex Therapeutics, Inc. insiders were filed in the last 90 days; 253 institutions reported holding it in 13F filings for Q2 2026, worth $3.16B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Celldex Therapeutics, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 187
- +5 vs. Q3 2025
- Shares held
- 73.0M
- +2.45M (+3.5%) vs. Q3 2025
- Total value
- $1.99B
- +$167.8M (+9.2%) vs. Q3 2025
- New holders
- 25
- 58 more added
- Sold out
- 20
- 60 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CLDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 253 | $3.16B |
| Q1 2026 | 229 | $2.31B |
| Q4 2025 | 187 | $1.99B |
| Q3 2025 | 184 | $1.83B |
| Q2 2025 | 182 | $1.48B |
| Q1 2025 | 171 | $1.34B |
| Q4 2024 | 174 | $1.86B |
| Q3 2024 | 176 | $2.44B |
| Q2 2024 | 183 | $2.58B |
| Q1 2024 | 197 | $2.91B |
| Q4 2023 | 164 | $2.42B |
| Q3 2023 | 143 | $1.39B |
| Q2 2023 | 150 | $1.70B |
| Q1 2023 | 161 | $1.78B |
| Q4 2022 | 168 | $2.17B |
| Q3 2022 | 160 | $1.39B |
| Q2 2022 | 158 | $1.30B |
| Q1 2022 | 169 | $1.69B |
| Q4 2021 | 181 | $1.79B |
| Q3 2021 | 161 | $2.33B |
| Q2 2021 | 132 | $1.19B |
| Q1 2021 | 115 | $709.5M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Celldex Therapeutics, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wellington Management Group LLP | 8,079,608 | $219.4M | 0.04% | +2,279,605+39.3% | Added |
| Kynam Capital Management, LP | 5,943,180 | $161.4M | 10.51% | −157,549−2.6% | Reduced |
| BlackRock, Inc. | 5,451,815 | $148.1M | 0.00% | −54,173−1.0% | Reduced |
| FMR LLC | 4,907,469 | $133.3M | 0.01% | −54,619−1.1% | Reduced |
| Vanguard Group Inc | 4,027,407 | $109.4M | 0.00% | +72,817+1.8% | Added |
| Bellevue Group AG | 3,617,669 | $98.3M | 1.86% | +60,000+1.7% | Added |
| State Street Corp | 3,397,713 | $92.3M | 0.00% | +555,579+19.5% | Added |
| Commodore Capital LP | 2,565,000 | $69.7M | 4.64% | −463,335−15.3% | Reduced |
| Price T Rowe Associates Inc | 2,039,705 | $55.4M | 0.01% | −342,813−14.4% | Reduced |
| Deep Track Capital, LP | 1,900,738 | $51.6M | 1.18% | −99,262−5.0% | Reduced |
| Braidwell LP | 1,858,109 | $50.5M | 1.61% | +1,266,420+214.0% | Added |
| Point72 Asset Management, L.P. | 1,758,357 | $47.8M | 0.07% | −2,135,585−54.8% | Reduced |
| Eventide Asset Management, LLC | 1,642,559 | $44.6M | 0.70% | −216,536−11.6% | Reduced |
| Geode Capital Management, LLC | 1,627,529 | $44.2M | 0.00% | −19,607−1.2% | Reduced |
| Eversept Partners, LP | 1,434,725 | $39.0M | 2.18% | +280,805+24.3% | Added |
| Millennium Management LLC | 1,212,705 | $32.9M | 0.02% | +237,510+24.4% | Added |
| Novo Holdings A/S | 1,200,000 | $32.6M | 2.53% | 00.0% | Unchanged |
| Vestal Point Capital, LP | 1,165,000 | $31.6M | 1.16% | −40,000−3.3% | Reduced |
| Goldman Sachs Group Inc | 1,068,131 | $29.0M | 0.00% | +38,671+3.8% | Added |
| Polar Capital Holdings Plc | 1,008,163 | $27.4M | 0.13% | −292,273−22.5% | Reduced |
| Pictet Asset Management Holding SA | 968,616 | $26.3M | 0.03% | −243,374−20.1% | Reduced |
| Fisher Asset Management, LLC | 937,158 | $25.5M | 0.01% | +10,001+1.1% | Added |
| Elmind Capital, LP | 865,000 | $23.5M | 6.93% | +865,000 | New |
| American Century Companies Inc | 855,226 | $23.2M | 0.01% | +39,666+4.9% | Added |
| Rock Springs Capital Management LP | 692,538 | $18.8M | 0.97% | −29,000−4.0% | Reduced |
| Baker Bros. Advisors LP | 665,370 | $18.1M | 0.11% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 651,716 | $17.7M | 0.00% | +394,633+153.5% | Added |
| ADAR1 Capital Management, LLC | 646,767 | $17.6M | 1.31% | +537,325+491.0% | Added |
| Charles Schwab Investment Management Inc | 550,729 | $15.0M | 0.00% | −3,144−0.6% | Reduced |
| Northern Trust Corp | 549,998 | $14.9M | 0.00% | −45,387−7.6% | Reduced |
| Segall Bryant & Hamill, LLC | 514,531 | $14.0M | 0.19% | −14,066−2.7% | Reduced |
| Woodline Partners LP | 500,127 | $13.6M | 0.05% | +300,836+151.0% | Added |
| 5AM Venture Management, LLC | 497,270 | $13.5M | 4.25% | 00.0% | Unchanged |
| Bank of America Corp | 414,888 | $11.3M | 0.00% | +76,077+22.5% | Added |
| TSP Capital Management Group, LLC | – | $10.2M | 2.49% | – | – |
| Affinity Asset Advisors, LLC | 350,000 | $9.51M | 0.68% | +50,000+16.7% | Added |
| Logos Global Management LP | 350,000 | $9.51M | 0.63% | +350,000 | New |
| UBS Group AG | 326,462 | $8.87M | 0.00% | −89,985−21.6% | Reduced |
| Morgan Stanley | 285,535 | $7.76M | 0.00% | −26,384−8.5% | Reduced |
| Redmile Group, LLC | 283,308 | $7.69M | 0.57% | −43,700−13.4% | Reduced |
| Polygon Management Ltd. | 243,800 | $6.62M | 1.40% | −59,800−19.7% | Reduced |
| Barclays PLC | 240,594 | $6.53M | 0.00% | −4,231−1.7% | Reduced |
| Sphera Funds Management Ltd. | 239,764 | $6.51M | 1.36% | +32,000+15.4% | Added |
| BNP Paribas Arbitrage, SA | 230,662 | $6.26M | 0.00% | +96,779+72.3% | Added |
| CI Private Wealth, LLC | 234,698 | $6.21M | 0.01% | −4,908−2.0% | Reduced |
| Nuveen, LLC | 200,696 | $5.45M | 0.00% | −48,499−19.5% | Reduced |
| Bank of New York Mellon Corp | 194,552 | $5.28M | 0.00% | −11,142−5.4% | Reduced |
| Silverarc Capital Management, LLC | 191,074 | $5.19M | 0.75% | −157,848−45.2% | Reduced |
| JPMorgan Chase & Co | 173,677 | $4.72M | 0.00% | −11,098−6.0% | Reduced |
| Mirador Capital Partners LP | 170,659 | $4.64M | 0.64% | +4,738+2.9% | Added |
| GordonMD Global Investments LP | 170,307 | $4.63M | 3.32% | +170,307 | New |
| Propel Bio Management, LLC | 154,300 | $4.19M | 3.58% | −700−0.5% | Reduced |
| Jump Financial, LLC | 145,164 | $3.94M | 0.05% | +131,021+926.4% | Added |
| Deutsche Bank AG | 136,485 | $3.71M | 0.00% | +1,928+1.4% | Added |
| D. E. Shaw & Co., Inc. | 136,324 | $3.70M | 0.00% | −121,008−47.0% | Reduced |
| PFM Health Sciences, LP | 133,161 | $3.62M | 0.37% | +133,161 | New |
| Two Sigma Investments, LP | 132,533 | $3.60M | 0.01% | +59,132+80.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 123,165 | $3.35M | 0.00% | +122,496+18,310.3% | Added |
| Renaissance Technologies LLC | 118,488 | $3.22M | 0.00% | −76,100−39.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 118,205 | $3.21M | 0.01% | +118,205 | New |
| Swiss National Bank | 117,900 | $3.20M | 0.00% | +2,100+1.8% | Added |
| UBS Asset Management Americas Inc | 117,589 | $3.19M | 0.00% | +12,111+11.5% | Added |
| Rafferty Asset Management, LLC | 114,230 | $3.10M | 0.01% | +16,770+17.2% | Added |
| Algert Global LLC | 98,847 | $2.68M | 0.04% | −4,900−4.7% | Reduced |
| PDT Partners, LLC | 97,822 | $2.66M | 0.17% | 00.0% | Unchanged |
| Wells Fargo & Company | 91,599 | $2.49M | 0.00% | +23,843+35.2% | Added |
| Invesco Ltd. | 90,144 | $2.45M | 0.00% | +11,258+14.3% | Added |
| Superstring Capital Management LP | 88,308 | $2.40M | 1.28% | +88,308 | New |
| Rhumbline Advisers | 87,264 | $2.37M | 0.00% | −15,893−15.4% | Reduced |
| Simplify Asset Management Inc. | 85,000 | $2.31M | 0.04% | 00.0% | Unchanged |
| HRT Financial LP | 77,640 | $2.11M | 0.01% | +13,471+21.0% | Added |
| Manufacturers Life Insurance Company, The | 75,130 | $2.01M | 0.00% | −11,944−13.7% | Reduced |
| DAFNA Capital Management LLC | 68,518 | $1.86M | 0.43% | +44,000+179.5% | Added |
| TD Asset Management Inc | 66,570 | $1.81M | 0.00% | −25,880−28.0% | Reduced |
| Alliancebernstein L.P. | 65,540 | $1.78M | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 62,599 | $1.70M | 0.00% | −6,980−10.0% | Reduced |
| California State Teachers Retirement System | 58,397 | $1.59M | 0.00% | +2,886+5.2% | Added |
| Citadel Advisors LLC | 55,101 | $1.50M | 0.00% | −264,231−82.7% | Reduced |
| Alps Advisors Inc | 54,559 | $1.48M | 0.01% | +22,643+70.9% | Added |
| HighVista Strategies LLC | 51,805 | $1.41M | 0.36% | −83,453−61.7% | Reduced |
| XTX Topco Ltd | 51,523 | $1.40M | 0.04% | +43,629+552.7% | Added |
| Envestnet Asset Management Inc | 49,076 | $1.33M | 0.00% | −14,518−22.8% | Reduced |
| SG Americas Securities, LLC | 47,340 | $1.29M | 0.00% | +27,872+143.2% | Added |
| Hennion & Walsh Asset Management, Inc. | 46,965 | $1.28M | 0.04% | +11,182+31.2% | Added |
| SummitTX Capital, L.P. | 43,324 | $1.18M | 0.04% | −52,746−54.9% | Reduced |
| Profund Advisors LLC | 42,454 | $1.15M | 0.04% | +21,149+99.3% | Added |
| DekaBank Deutsche Girozentrale | 25,000 | $1.14M | 0.00% | 00.0% | Unchanged |
| First Trust Advisors LP | 38,313 | $1.04M | 0.00% | +2,782+7.8% | Added |
| State of Wisconsin Investment Board | 38,066 | $1.03M | 0.00% | −6,693−15.0% | Reduced |
| MetLife Investment Management | 37,012 | $1.01M | 0.00% | −1,992−5.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 37,066 | $1.00M | 0.00% | +1,653+4.7% | Added |
| Intech Investment Management LLC | 33,499 | $909.8K | 0.01% | +2,608+8.4% | Added |
| Teachers Retirement System of the State of Kentucky | 33,098 | $899.0K | 0.01% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 32,263 | $876.3K | 0.00% | +12,966+67.2% | Added |
| Creative Planning | 31,404 | $852.9K | 0.00% | −1,866−5.6% | Reduced |
| Victory Capital Management Inc | 27,429 | $745.0K | 0.00% | +39+0.1% | Added |
| Handelsbanken Fonder AB | 25,900 | $703.0K | 0.00% | +4,300+19.9% | Added |
| Janus Henderson Group PLC | 25,642 | $696.8K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 25,317 | $687.6K | 0.00% | +2,517+11.0% | Added |
| ArrowMark Colorado Holdings LLC | 25,000 | $679.0K | 0.01% | 00.0% | Unchanged |