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, Q1 2026
Institutional positions in Celldex Therapeutics, Inc. as of Mar 31, 2026. 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
- 229
- +45 vs. Q4 2025
- Shares held
- 72.6M
- +3.57M (+5.2%) vs. Q4 2025
- Total value
- $2.31B
- +$428.6M (+22.7%) vs. Q4 2025
- New holders
- 59
- 68 more added
- Sold out
- 14
- 58 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Celldex Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MetLife Investment Management | 36,663 | $1.16M | 0.01% | −349−0.9% | Reduced |
| Susquehanna International Group, LLP | 35,948 | $1.14M | 0.00% | +35,948 | New |
| Tudor Investment Corp Et Al | 35,393 | $1.12M | 0.01% | +35,393 | New |
| Wells Fargo & Company | 35,158 | $1.12M | 0.00% | −56,441−61.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 35,339 | $1.11M | 0.00% | −1,727−4.7% | Reduced |
| State of Wisconsin Investment Board | 34,109 | $1.08M | 0.00% | −3,957−10.4% | Reduced |
| Creative Planning | 33,436 | $1.06M | 0.00% | +2,032+6.5% | Added |
| Teachers Retirement System of the State of Kentucky | 33,098 | $1.05M | 0.01% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 33,053 | $1.05M | 0.00% | −16,023−32.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 30,677 | $973.1K | 0.00% | +5,360+21.2% | Added |
| Profund Advisors LLC | 29,526 | $936.6K | 0.03% | −12,928−30.5% | Reduced |
| Seven Fleet Capital Management LP | 29,300 | $929.4K | 0.29% | +29,300 | New |
| Victory Capital Management Inc | 27,422 | $869.8K | 0.00% | −70.0% | Reduced |
| Vanguard Global Advisers, LLC | 26,037 | $825.9K | 0.00% | +26,037 | New |
| Handelsbanken Fonder AB | 25,900 | $822.0K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 25,642 | $813.6K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 25,000 | $798.0K | 0.00% | 00.0% | Unchanged |
| ArrowMark Colorado Holdings LLC | 25,000 | $793.0K | 0.02% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 24,440 | $775.2K | 0.01% | +24,440 | New |
| New York State Common Retirement Fund | 22,237 | $705.4K | 0.00% | 00.0% | Unchanged |
| Susquehanna Portfolio Strategies, LLC | 22,180 | $703.5K | 0.01% | +22,180 | New |
| Intech Investment Management LLC | 21,355 | $677.4K | 0.01% | −12,144−36.3% | Reduced |
| State of New Jersey Common Pension Fund D | 20,439 | $648.3K | 0.00% | +20,439 | New |
| Virtu Financial LLC | 19,830 | $629.0K | 0.03% | +19,830 | New |
| Apella Capital, LLC | 17,024 | $588.2K | 0.01% | 00.0% | Unchanged |
| Fred Alger Management, LLC | 18,454 | $585.4K | 0.00% | +18,454 | New |
| Police & Firemen's Retirement System of New Jersey | 18,128 | $575.0K | 0.00% | +1,306+7.8% | Added |
| DnB Asset Management AS | 18,087 | $573.7K | 0.00% | +1,186+7.0% | Added |
| Arizona State Retirement System | 16,426 | $521.0K | 0.00% | −98−0.6% | Reduced |
| SBI Okasan Asset Management Co.Ltd. | 16,400 | $483.5K | 0.02% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 14,537 | $461.1K | 0.00% | 00.0% | Unchanged |
| Vanguard Investments Australia, Ltd. | 14,345 | $455.0K | 0.00% | +14,345 | New |
| Barclays PLC | 13,975 | $443.3K | 0.00% | −226,619−94.2% | Reduced |
| PSP Research LLC | 13,000 | $412.4K | 0.29% | −7,368−36.2% | Reduced |
| Bank of Montreal | 12,995 | $412.2K | 0.00% | +12,995 | New |
| KLP Kapitalforvaltning AS | 12,800 | $406.0K | 0.00% | 00.0% | Unchanged |
| AlphaCentric Advisors LLC | 12,614 | $400.1K | 0.40% | +12,614 | New |
| CI Private Wealth, LLC | 14,636 | $392.8K | 0.00% | −220,062−93.8% | Reduced |
| XTX Topco Ltd | 12,074 | $383.0K | 0.01% | −39,449−76.6% | Reduced |
| Marex Group plc | 12,000 | $380.6K | 0.00% | +3,800+46.3% | Added |
| Voya Investment Management LLC | 11,719 | $371.7K | 0.00% | −268−2.2% | Reduced |
| Overbrook Management Corp | 11,537 | $366.0K | 0.07% | 00.0% | Unchanged |
| Twinbeech Capital LP | 11,445 | $363.0K | 0.04% | +11,445 | New |
| Glenmede Trust Co NA | 11,267 | $357.4K | 0.00% | +11,267 | New |
| Prudential Financial Inc | 10,403 | $330.0K | 0.00% | +10,403 | New |
| Virtus Investment Advisers, Inc. | 9,911 | $314.4K | 0.09% | +240+2.5% | Added |
| Scientech Research LLC | 9,502 | $301.4K | 0.25% | +9,502 | New |
| ProShare Advisors LLC | 9,493 | $301.1K | 0.00% | −2,480−20.7% | Reduced |
| Amundi | 9,351 | $296.6K | 0.00% | +9,351 | New |
| Brevan Howard Capital Management LP | 9,255 | $293.6K | 0.00% | +9,255 | New |
| Jump Financial, LLC | 8,820 | $279.8K | 0.00% | −136,344−93.9% | Reduced |
| Russell Investments Group, Ltd. | 8,491 | $269.3K | 0.00% | +1,349+18.9% | Added |
| E Fund Management Co., Ltd. | 8,178 | $259.4K | 0.01% | +8,178 | New |
| Walleye Capital LLC | 8,147 | $258.4K | 0.00% | +8,147 | New |
| Public Employees Retirement Association of Colorado | 7,787 | $247.0K | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 7,777 | $246.7K | 0.00% | +7,777 | New |
| Jain Global LLC | 7,763 | $246.2K | 0.00% | +7,763 | New |
| Teacher Retirement System of Texas | 7,756 | $246.0K | 0.00% | −1,121−12.6% | Reduced |
| EntryPoint Capital, LLC | 7,430 | $235.7K | 0.07% | +7,430 | New |
| Axq Capital, LP | 7,237 | $229.6K | 0.03% | +7,237 | New |
| Cetera Investment Advisers | 7,196 | $228.3K | 0.00% | −2,699−27.3% | Reduced |
| Diversified Trust Co | 7,021 | $222.7K | 0.00% | +7,021 | New |
| Transcend Wealth Collective, LLC | 6,611 | $209.7K | 0.02% | −2,626−28.4% | Reduced |
| Panoramic Investment Advisors, LLC | 6,500 | $206.2K | 0.11% | +6,500 | New |
| Great West Life Assurance Co | 6,338 | $202.0K | 0.00% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 6,278 | $199.1K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 5,584 | $177.1K | 0.00% | +4,109+278.6% | Added |
| Ameritas Investment Partners, Inc. | 5,472 | $173.6K | 0.01% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 5,130 | $162.7K | 0.00% | +5,130 | New |
| Advisory Services Network, LLC | 4,625 | $146.7K | 0.00% | +4,625 | New |
| Caitong International Asset Management Co., Ltd | 2,625 | $83.3K | 0.02% | +2,603+11,831.8% | Added |
| Quantbot Technologies LP | 2,472 | $78.4K | 0.00% | +2,326+1,593.2% | Added |
| KBC Group NV | 2,411 | $76.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 2,242 | $71.1K | 0.01% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 2,170 | $68.8K | 0.00% | −1,639−43.0% | Reduced |
| Bryn Mawr Trust Co | 1,633 | $51.8K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 1,330 | $42.2K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,151 | $36.5K | 0.00% | +921+400.4% | Added |
| Advisor Group Holdings, Inc. | 952 | $30.2K | 0.00% | −181−16.0% | Reduced |
| Nisa Investment Advisors, LLC | 940 | $29.8K | 0.00% | +35+3.9% | Added |
| US Bancorp | 772 | $24.5K | 0.00% | +50+6.9% | Added |
| Versant Capital Management, Inc | 689 | $21.9K | 0.00% | +37+5.7% | Added |
| Kemnay Advisory Services Inc. | 551 | $17.5K | 0.00% | +551 | New |
| CWM, LLC | 544 | $17.3K | 0.00% | +158+40.9% | Added |
| Royal Bank of Canada | 502 | $16.0K | 0.00% | −1,790−78.1% | Reduced |
| The PNC Financial Services Group, Inc. | 485 | $15.4K | 0.00% | −50−9.3% | Reduced |
| EverSource Wealth Advisors, LLC | 482 | $15.3K | 0.00% | +218+82.6% | Added |
| Smartleaf Asset Management LLC | 511 | $15.1K | 0.00% | +220+75.6% | Added |
| Keating Financial Advisory Services, Inc. | 456 | $14.5K | 0.00% | +456 | New |
| Sound Income Strategies, LLC | 454 | $14.2K | 0.00% | +110+32.0% | Added |
| Signaturefd, LLC | 423 | $13.4K | 0.00% | +8+1.9% | Added |
| National Bank of Canada | 366 | $11.6K | 0.00% | −1−0.3% | Reduced |
| Farther Finance Advisors, LLC | 324 | $10.1K | 0.00% | +133+69.6% | Added |
| GAMMA Investing LLC | 276 | $8.76K | 0.00% | +54+24.3% | Added |
| Los Angeles Capital Management LLC | 262 | $8.31K | 0.00% | 00.0% | Unchanged |
| Innovative Asset Advisors Group, LLC | 200 | $6.34K | 0.00% | +200 | New |
| Parallel Advisors, LLC | 164 | $5.20K | 0.00% | +90+121.6% | Added |
| Quadrant Capital Group LLC | 160 | $5.08K | 0.00% | 00.0% | Unchanged |
| J.Safra Asset Management Corp | 151 | $4.79K | 0.00% | +71+88.8% | Added |
| Optiver Holding B.V. | 136 | $4.31K | 0.00% | +16+13.3% | Added |