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 |
|---|---|---|---|---|---|
| Capital Advisors, Ltd. LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 24 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 6 | $0 | 0.00% | −2−25.0% | Reduced |
| CWM Advisors, LLC | 1 | $32 | 0.00% | 00.0% | Unchanged |
| MTM Investment Management, LLC | 1 | $32 | 0.00% | 00.0% | Unchanged |
| Hughes Financial Services, LLC | 1 | $32 | 0.00% | +1 | New |
| Essential Partners LLC | 3 | $95 | 0.00% | +3 | New |
| IFP Advisors, Inc | 5 | $159 | 0.00% | 00.0% | Unchanged |
| Scarborough Advisors, LLC | 6 | $190 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 8 | $254 | 0.00% | +8 | New |
| True Wealth Design, LLC | 15 | $476 | 0.00% | +4+36.4% | Added |
| Fortitude Family Office, LLC | 16 | $508 | 0.00% | +16 | New |
| SBI Securities Co., Ltd. | 18 | $571 | 0.00% | −1−5.3% | Reduced |
| Massmutual Trust Co FSB | 18 | $571 | 0.00% | +18 | New |
| Assetmark, Inc | 21 | $666 | 0.00% | +21 | New |
| Basecamp Wealth Advisors LLC | 24 | $761 | 0.00% | 00.0% | Unchanged |
| GHP Investment Advisors, Inc. | 25 | $793 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 28 | $889 | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 31 | $969 | 0.00% | +31 | New |
| Twin Peaks Wealth Advisors, LLC | 46 | $1.46K | 0.00% | +46 | New |
| Parkside Financial Bank & Trust | 51 | $1.62K | 0.00% | 00.0% | Unchanged |
| TSFG, LLC | 50 | $2.00K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 70 | $2.12K | 0.00% | +11+18.6% | Added |
| JPL Wealth Management, LLC | 75 | $2.38K | 0.00% | +75 | New |
| Allworth Financial LP | 86 | $2.73K | 0.00% | +16+22.9% | Added |
| SRS Capital Advisors, Inc. | 89 | $2.82K | 0.00% | +2+2.3% | Added |
| Huntington National Bank | 109 | $3.46K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 113 | $3.58K | 0.00% | −42−27.1% | Reduced |
| Rothschild Investment LLC | 119 | $3.77K | 0.00% | +27+29.3% | Added |
| Optiver Holding B.V. | 136 | $4.31K | 0.00% | +16+13.3% | Added |
| J.Safra Asset Management Corp | 151 | $4.79K | 0.00% | +71+88.8% | Added |
| Quadrant Capital Group LLC | 160 | $5.08K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 164 | $5.20K | 0.00% | +90+121.6% | Added |
| Innovative Asset Advisors Group, LLC | 200 | $6.34K | 0.00% | +200 | New |
| Los Angeles Capital Management LLC | 262 | $8.31K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 276 | $8.76K | 0.00% | +54+24.3% | Added |
| Farther Finance Advisors, LLC | 324 | $10.1K | 0.00% | +133+69.6% | Added |
| National Bank of Canada | 366 | $11.6K | 0.00% | −1−0.3% | Reduced |
| Signaturefd, LLC | 423 | $13.4K | 0.00% | +8+1.9% | Added |
| Sound Income Strategies, LLC | 454 | $14.2K | 0.00% | +110+32.0% | Added |
| Keating Financial Advisory Services, Inc. | 456 | $14.5K | 0.00% | +456 | New |
| Smartleaf Asset Management LLC | 511 | $15.1K | 0.00% | +220+75.6% | Added |
| EverSource Wealth Advisors, LLC | 482 | $15.3K | 0.00% | +218+82.6% | Added |
| The PNC Financial Services Group, Inc. | 485 | $15.4K | 0.00% | −50−9.3% | Reduced |
| Royal Bank of Canada | 502 | $16.0K | 0.00% | −1,790−78.1% | Reduced |
| CWM, LLC | 544 | $17.3K | 0.00% | +158+40.9% | Added |
| Kemnay Advisory Services Inc. | 551 | $17.5K | 0.00% | +551 | New |
| Versant Capital Management, Inc | 689 | $21.9K | 0.00% | +37+5.7% | Added |
| US Bancorp | 772 | $24.5K | 0.00% | +50+6.9% | Added |
| Nisa Investment Advisors, LLC | 940 | $29.8K | 0.00% | +35+3.9% | Added |
| Advisor Group Holdings, Inc. | 952 | $30.2K | 0.00% | −181−16.0% | Reduced |
| Rockefeller Capital Management L.P. | 1,151 | $36.5K | 0.00% | +921+400.4% | Added |
| Federation des caisses Desjardins du Quebec | 1,330 | $42.2K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 1,633 | $51.8K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 2,170 | $68.8K | 0.00% | −1,639−43.0% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 2,242 | $71.1K | 0.01% | 00.0% | Unchanged |
| KBC Group NV | 2,411 | $76.0K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 2,472 | $78.4K | 0.00% | +2,326+1,593.2% | Added |
| Caitong International Asset Management Co., Ltd | 2,625 | $83.3K | 0.02% | +2,603+11,831.8% | Added |
| Advisory Services Network, LLC | 4,625 | $146.7K | 0.00% | +4,625 | New |
| Aquatic Capital Management LLC | 5,130 | $162.7K | 0.00% | +5,130 | New |
| Ameritas Investment Partners, Inc. | 5,472 | $173.6K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 5,584 | $177.1K | 0.00% | +4,109+278.6% | Added |
| Ensign Peak Advisors, Inc | 6,278 | $199.1K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 6,338 | $202.0K | 0.00% | 00.0% | Unchanged |
| Panoramic Investment Advisors, LLC | 6,500 | $206.2K | 0.11% | +6,500 | New |
| Transcend Wealth Collective, LLC | 6,611 | $209.7K | 0.02% | −2,626−28.4% | Reduced |
| Diversified Trust Co | 7,021 | $222.7K | 0.00% | +7,021 | New |
| Cetera Investment Advisers | 7,196 | $228.3K | 0.00% | −2,699−27.3% | Reduced |
| Axq Capital, LP | 7,237 | $229.6K | 0.03% | +7,237 | New |
| EntryPoint Capital, LLC | 7,430 | $235.7K | 0.07% | +7,430 | New |
| Teacher Retirement System of Texas | 7,756 | $246.0K | 0.00% | −1,121−12.6% | Reduced |
| Jain Global LLC | 7,763 | $246.2K | 0.00% | +7,763 | New |
| AQR Capital Management LLC | 7,777 | $246.7K | 0.00% | +7,777 | New |
| Public Employees Retirement Association of Colorado | 7,787 | $247.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 8,147 | $258.4K | 0.00% | +8,147 | New |
| E Fund Management Co., Ltd. | 8,178 | $259.4K | 0.01% | +8,178 | New |
| Russell Investments Group, Ltd. | 8,491 | $269.3K | 0.00% | +1,349+18.9% | Added |
| Jump Financial, LLC | 8,820 | $279.8K | 0.00% | −136,344−93.9% | Reduced |
| Brevan Howard Capital Management LP | 9,255 | $293.6K | 0.00% | +9,255 | New |
| Amundi | 9,351 | $296.6K | 0.00% | +9,351 | New |
| ProShare Advisors LLC | 9,493 | $301.1K | 0.00% | −2,480−20.7% | Reduced |
| Scientech Research LLC | 9,502 | $301.4K | 0.25% | +9,502 | New |
| Virtus Investment Advisers, Inc. | 9,911 | $314.4K | 0.09% | +240+2.5% | Added |
| Prudential Financial Inc | 10,403 | $330.0K | 0.00% | +10,403 | New |
| Glenmede Trust Co NA | 11,267 | $357.4K | 0.00% | +11,267 | New |
| Twinbeech Capital LP | 11,445 | $363.0K | 0.04% | +11,445 | New |
| Overbrook Management Corp | 11,537 | $366.0K | 0.07% | 00.0% | Unchanged |
| Voya Investment Management LLC | 11,719 | $371.7K | 0.00% | −268−2.2% | Reduced |
| Marex Group plc | 12,000 | $380.6K | 0.00% | +3,800+46.3% | Added |
| XTX Topco Ltd | 12,074 | $383.0K | 0.01% | −39,449−76.6% | Reduced |
| CI Private Wealth, LLC | 14,636 | $392.8K | 0.00% | −220,062−93.8% | Reduced |
| AlphaCentric Advisors LLC | 12,614 | $400.1K | 0.40% | +12,614 | New |
| KLP Kapitalforvaltning AS | 12,800 | $406.0K | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 12,995 | $412.2K | 0.00% | +12,995 | New |
| PSP Research LLC | 13,000 | $412.4K | 0.29% | −7,368−36.2% | Reduced |
| Barclays PLC | 13,975 | $443.3K | 0.00% | −226,619−94.2% | Reduced |
| Vanguard Investments Australia, Ltd. | 14,345 | $455.0K | 0.00% | +14,345 | New |
| State Board of Administration of Florida Retirement System | 14,537 | $461.1K | 0.00% | 00.0% | Unchanged |
| SBI Okasan Asset Management Co.Ltd. | 16,400 | $483.5K | 0.02% | 00.0% | Unchanged |