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, Q3 2025
Institutional positions in Celldex Therapeutics, Inc. as of Sep 30, 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
- 184
- +3 vs. Q2 2025
- Shares held
- 70.7M
- −1.58M (−2.2%) vs. Q2 2025
- Total value
- $1.83B
- +$350.6M (+23.7%) vs. Q2 2025
- New holders
- 29
- 60 more added
- Sold out
- 26
- 57 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | 144 | $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, Q3 2025
Shares, value and share of portfolio for each institution holding Celldex Therapeutics, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| First Trust Advisors LP | 35,531 | $919.2K | 0.00% | +35,531 | New |
| Hennion & Walsh Asset Management, Inc. | 35,783 | $925.7K | 0.03% | +14,729+70.0% | Added |
| MetLife Investment Management | 39,004 | $1.01M | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 44,759 | $1.16M | 0.00% | −39,967−47.2% | Reduced |
| Royal Bank of Canada | 45,401 | $1.17M | 0.00% | −5,214−10.3% | Reduced |
| Readystate Asset Management LP | 46,520 | $1.20M | 0.06% | −288,480−86.1% | Reduced |
| Schroder Investment Management Group | 48,099 | $1.26M | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 48,906 | $1.27M | 0.03% | −9,492−16.3% | Reduced |
| Jefferies Financial Group Inc. | 50,000 | $1.29M | 0.01% | −7,000−12.3% | Reduced |
| Verition Fund Management LLC | 55,140 | $1.43M | 0.01% | +21,269+62.8% | Added |
| California State Teachers Retirement System | 55,511 | $1.44M | 0.00% | +30.0% | Added |
| Envestnet Asset Management Inc | 63,594 | $1.65M | 0.00% | +21,307+50.4% | Added |
| HRT Financial LP | 64,169 | $1.66M | 0.01% | +15,754+32.5% | Added |
| Alliancebernstein L.P. | 65,540 | $1.70M | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 67,756 | $1.75M | 0.00% | +24,480+56.6% | Added |
| Legal & General Group Plc | 69,579 | $1.80M | 0.00% | −1,611−2.3% | Reduced |
| Two Sigma Investments, LP | 73,401 | $1.90M | 0.00% | −7,332−9.1% | Reduced |
| Invesco Ltd. | 78,886 | $2.04M | 0.00% | +16,000+25.4% | Added |
| Simplify Asset Management Inc. | 85,000 | $2.20M | 0.04% | +85,000 | New |
| Manufacturers Life Insurance Company, The | 87,074 | $2.25M | 0.00% | −37,472−30.1% | Reduced |
| TD Asset Management Inc | 92,450 | $2.39M | 0.00% | −35,428−27.7% | Reduced |
| SummitTX Capital, L.P. | 96,070 | $2.49M | 0.10% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 97,460 | $2.52M | 0.01% | +25,902+36.2% | Added |
| PDT Partners, LLC | 97,822 | $2.53M | 0.16% | 00.0% | Unchanged |
| Voloridge Investment Management, LLC | 100,308 | $2.59M | 0.01% | +79,335+378.3% | Added |
| Rhumbline Advisers | 103,157 | $2.67M | 0.00% | −3,442−3.2% | Reduced |
| Algert Global LLC | 103,747 | $2.68M | 0.04% | −77,218−42.7% | Reduced |
| UBS Asset Management Americas Inc | 105,478 | $2.73M | 0.00% | −108,368−50.7% | Reduced |
| ADAR1 Capital Management, LLC | 109,442 | $2.83M | 0.28% | +51,976+90.4% | Added |
| Swiss National Bank | 115,800 | $3.00M | 0.00% | +1,700+1.5% | Added |
| AXA Investment Managers S.A. | 121,326 | $3.14M | 0.01% | +121,326 | New |
| BNP Paribas Arbitrage, SA | 133,883 | $3.46M | 0.00% | −77,377−36.6% | Reduced |
| Deutsche Bank AG | 134,557 | $3.48M | 0.00% | +5,976+4.6% | Added |
| HighVista Strategies LLC | 135,258 | $3.50M | 0.86% | +28,705+26.9% | Added |
| Propel Bio Management, LLC | 155,000 | $4.01M | 4.01% | +155,000 | New |
| Mirador Capital Partners LP | 165,921 | $4.29M | 0.61% | +7,204+4.5% | Added |
| JPMorgan Chase & Co | 184,775 | $4.78M | 0.00% | −49,046−21.0% | Reduced |
| Renaissance Technologies LLC | 194,588 | $5.03M | 0.01% | +13,200+7.3% | Added |
| Woodline Partners LP | 199,291 | $5.16M | 0.02% | −1,301,164−86.7% | Reduced |
| Bank of New York Mellon Corp | 205,694 | $5.32M | 0.00% | +11,593+6.0% | Added |
| Sphera Funds Management Ltd. | 207,764 | $5.37M | 1.27% | −211,776−50.5% | Reduced |
| CI Private Wealth, LLC | 239,606 | $6.21M | 0.01% | +37,889+18.8% | Added |
| Barclays PLC | 244,825 | $6.33M | 0.00% | −17,900−6.8% | Reduced |
| Nuveen, LLC | 249,195 | $6.45M | 0.00% | −16,360−6.2% | Reduced |
| Dimensional Fund Advisors LP | 257,083 | $6.65M | 0.00% | +113,197+78.7% | Added |
| D. E. Shaw & Co., Inc. | 257,332 | $6.66M | 0.01% | −388,325−60.1% | Reduced |
| Affinity Asset Advisors, LLC | 300,000 | $7.76M | 0.72% | +300,000 | New |
| Polygon Management Ltd. | 303,600 | $7.85M | 1.14% | −12,550−4.0% | Reduced |
| Morgan Stanley | 311,919 | $8.07M | 0.00% | −349,599−52.8% | Reduced |
| Citadel Advisors LLC | 319,332 | $8.26M | 0.01% | −59,406−15.7% | Reduced |
| Redmile Group, LLC | 327,008 | $8.46M | 0.82% | −16,018−4.7% | Reduced |
| Bank of America Corp | 338,811 | $8.77M | 0.00% | +62,627+22.7% | Added |
| Silverarc Capital Management, LLC | 348,922 | $9.03M | 1.31% | +150,481+75.8% | Added |
| TSP Capital Management Group, LLC | 375,927 | $9.73M | 2.60% | – | – |
| UBS Group AG | 416,447 | $10.8M | 0.00% | −424,799−50.5% | Reduced |
| 5AM Venture Management, LLC | 497,270 | $12.9M | 4.71% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 528,597 | $13.7M | 0.18% | +140,709+36.3% | Added |
| Charles Schwab Investment Management Inc | 553,873 | $14.3M | 0.00% | +792+0.1% | Added |
| Braidwell LP | 591,689 | $15.3M | 0.45% | +591,689 | New |
| Northern Trust Corp | 595,385 | $15.4M | 0.00% | +19,510+3.4% | Added |
| Baker Bros. Advisors LP | 665,370 | $17.2M | 0.12% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 721,538 | $18.7M | 1.09% | −91,115−11.2% | Reduced |
| American Century Companies Inc | 815,560 | $21.1M | 0.01% | +35,575+4.6% | Added |
| Fisher Asset Management, LLC | 927,157 | $24.0M | 0.01% | +104,949+12.8% | Added |
| Millennium Management LLC | 975,195 | $25.2M | 0.02% | +497,968+104.3% | Added |
| Goldman Sachs Group Inc | 1,029,460 | $26.6M | 0.00% | +301,956+41.5% | Added |
| Eversept Partners, LP | 1,153,920 | $29.9M | 2.29% | +315,184+37.6% | Added |
| Novo Holdings A/S | 1,200,000 | $31.0M | 2.00% | 00.0% | Unchanged |
| Vestal Point Capital, LP | 1,205,000 | $31.2M | 1.41% | −545,000−31.1% | Reduced |
| Pictet Asset Management Holding SA | 1,211,990 | $31.4M | 0.03% | −88,339−6.8% | Reduced |
| Polar Capital Holdings Plc | 1,300,436 | $33.6M | 0.16% | +72,001+5.9% | Added |
| Geode Capital Management, LLC | 1,647,136 | $42.6M | 0.00% | −25,844−1.5% | Reduced |
| Eventide Asset Management, LLC | 1,859,095 | $48.1M | 0.79% | +502,909+37.1% | Added |
| Deep Track Capital, LP | 2,000,000 | $51.7M | 1.44% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 2,382,518 | $61.6M | 0.01% | −1,435,302−37.6% | Reduced |
| State Street Corp | 2,842,134 | $73.5M | 0.00% | +436,639+18.2% | Added |
| Commodore Capital LP | 3,028,335 | $78.3M | 3.82% | −421,665−12.2% | Reduced |
| Bellevue Group AG | 3,557,669 | $92.0M | 1.91% | +250,100+7.6% | Added |
| Point72 Asset Management, L.P. | 3,893,942 | $100.7M | 0.22% | +1,092,221+39.0% | Added |
| Vanguard Group Inc | 3,954,590 | $102.3M | 0.00% | −2,532−0.1% | Reduced |
| FMR LLC | 4,962,088 | $128.4M | 0.01% | −477,030−8.8% | Reduced |
| BlackRock, Inc. | 5,505,988 | $142.4M | 0.00% | −44,028−0.8% | Reduced |
| Wellington Management Group LLP | 5,800,003 | $150.0M | 0.03% | +567,677+10.8% | Added |
| Kynam Capital Management, LP | 6,100,729 | $157.8M | 11.75% | 00.0% | Unchanged |
| Logos Global Management LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −185,100−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −138,040−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −118,775−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −112,464−100.0% | Sold out |
| Exome Asset Management LLC | 0 | $0 | 0.00% | −73,000−100.0% | Sold out |
| Sovran Advisors, LLC | 0 | $0 | 0.00% | −39,476−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −40,600−100.0% | Sold out |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −40,410−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −31,066−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −28,860−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −23,965−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −23,676−100.0% | Sold out |
| Lombard Odier Asset Management (USA) Corp | 0 | $0 | 0.00% | −20,567−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −20,303−100.0% | Sold out |
| Bollard Group LLC | 0 | $0 | 0.00% | −19,627−100.0% | Sold out |