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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 2024

Institutional positions in Celldex Therapeutics, Inc. as of Mar 31, 2024. 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
197
+34 vs. Q4 2023
Shares held
69.3M
+8.32M (+13.6%) vs. Q4 2023
Total value
$2.91B
+$489.9M (+20.3%) vs. Q4 2023
New holders
47
81 more added
Sold out
13
43 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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.

Institutional holdersQ1 2024: 197 institutions
Q1 2021: 115 institutionsQ2 2021: 132 institutionsQ3 2021: 161 institutionsQ4 2021: 181 institutionsQ1 2022: 169 institutionsQ2 2022: 158 institutionsQ3 2022: 160 institutionsQ4 2022: 168 institutionsQ1 2023: 161 institutionsQ2 2023: 150 institutionsQ3 2023: 144 institutionsQ4 2023: 164 institutionsQ1 2024: 197 institutionsQ2 2024: 183 institutionsQ3 2024: 176 institutionsQ4 2024: 174 institutionsQ1 2025: 171 institutionsQ2 2025: 182 institutionsQ3 2025: 184 institutionsQ4 2025: 187 institutionsQ1 2026: 229 institutionsQ2 2026: 253 institutions
Value heldQ1 2024: $2.91B
Q1 2021: $709.5MQ2 2021: $1.19BQ3 2021: $2.33BQ4 2021: $1.79BQ1 2022: $1.69BQ2 2022: $1.30BQ3 2022: $1.39BQ4 2022: $2.17BQ1 2023: $1.78BQ2 2023: $1.70BQ3 2023: $1.39BQ4 2023: $2.42BQ1 2024: $2.91BQ2 2024: $2.58BQ3 2024: $2.44BQ4 2024: $1.86BQ1 2025: $1.34BQ2 2025: $1.48BQ3 2025: $1.83BQ4 2025: $1.99BQ1 2026: $2.31BQ2 2026: $3.16B
Institutions holding CLDX and their total value by quarter
QuarterHoldersValue
Q2 2026253$3.16B
Q1 2026229$2.31B
Q4 2025187$1.99B
Q3 2025184$1.83B
Q2 2025182$1.48B
Q1 2025171$1.34B
Q4 2024174$1.86B
Q3 2024176$2.44B
Q2 2024183$2.58B
Q1 2024197$2.91B
Q4 2023164$2.42B
Q3 2023144$1.39B
Q2 2023150$1.70B
Q1 2023161$1.78B
Q4 2022168$2.17B
Q3 2022160$1.39B
Q2 2022158$1.30B
Q1 2022169$1.69B
Q4 2021181$1.79B
Q3 2021161$2.33B
Q2 2021132$1.19B
Q1 2021115$709.5M

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Celldex Therapeutics, Inc.; share changes are against Q4 2023.

Institutions holding CLDX in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
American International Group, Inc.30,629$1.29M0.00%+7,535+32.6%Added
Profund Advisors LLC30,347$1.27M0.05%+5,861+23.9%Added
New York State Common Retirement Fund26,790$1.12M0.00%+4,674+21.1%Added
Engineers Gate Manager LP26,606$1.12M0.03%+17,536+193.3%Added
Janus Henderson Group PLC25,922$1.09M0.00%+39+0.2%Added
ArrowMark Colorado Holdings LLC25,000$1.05M0.01%+25,000New
DekaBank Deutsche Girozentrale25,000$1.03M0.00%00.0%Unchanged
Simplex Trading, LLC24,101$1.01M0.03%+24,101New
Mirae Asset Global Investments Co., Ltd.25,779$938.2K0.00%−479−1.8%Reduced
Wells Fargo & Company21,615$907.2K0.00%+6,861+46.5%Added
SG Americas Securities, LLC20,276$851.0K0.00%−25,807−56.0%Reduced
Values First Advisors, Inc.19,692$826.5K0.48%+12,293+166.1%Added
Virtu Financial LLC19,644$824.0K0.06%+19,644New
Voya Investment Management LLC19,630$823.9K0.00%+1,049+5.6%Added
Campbell & CO Investment Adviser LLC19,166$804.4K0.07%+19,166New
Capstone Investment Advisors, LLC19,065$800.2K0.01%+6,412+50.7%Added
Twinbeech Capital LP18,546$778.4K0.02%−18,631−50.1%Reduced
Prelude Capital Management, LLC16,300$684.1K0.05%−10,212−38.5%Reduced
Arizona State Retirement System15,906$667.6K0.00%+2,148+15.6%Added
Moody Aldrich Partners LLC14,687$616.4K0.10%00.0%Unchanged
Two Sigma Advisers, LP14,400$604.4K0.00%+14,400New
Prudential Financial Inc14,086$591.2K0.00%+14,086New
Principal Financial Group Inc13,153$552.0K0.00%+1,194+10.0%Added
Teacher Retirement System of Texas12,680$532.0K0.00%+1,324+11.7%Added
NEOS Investment Management LLC11,910$499.9K0.03%+350+3.0%Added
Concentric Capital Strategies, LP11,710$491.5K0.03%+11,710New
Point72 (DIFC) Ltd11,230$471.3K0.04%+11,230New
Bayesian Capital Management, LP11,200$470.1K0.04%+11,200New
ProShare Advisors LLC11,166$468.6K0.00%+3,476+45.2%Added
Magnetar Financial LLC10,777$452.3K0.01%+10,777New
Zurcher Kantonalbank (Zurich Cantonalbank)10,018$420.5K0.00%−2,014−16.7%Reduced
Polar Asset Management Partners Inc.9,800$411.3K0.01%−84,500−89.6%Reduced
Group One Trading, L.P.9,356$392.7K0.01%−12,180−56.6%Reduced
E Fund Management Co., Ltd.9,046$379.7K0.02%+1,097+13.8%Added
Oxford Asset Management LLP8,453$354.8K0.38%+8,453New
Victory Capital Management Inc8,235$345.6K0.00%+983+13.6%Added
State Board of Administration of Florida Retirement System9,597$345.3K0.00%−3,780−28.3%Reduced
Connor, Clark & Lunn Investment Management Ltd.8,158$342.4K0.00%−20,380−71.4%Reduced
Handelsbanken Fonder AB8,100$340.0K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado7,787$327.0K0.00%+7,787New
Overbrook Management Corp7,089$297.5K0.08%−555−7.3%Reduced
Gsa Capital Partners LLP7,041$296.0K0.02%+7,041New
Los Angeles Capital Management LLC6,733$282.6K0.00%+6,733New
Panoramic Investment Advisors, LLC6,500$272.8K0.20%00.0%Unchanged
AQR Capital Management LLC6,353$266.6K0.00%+6,353New
Ameritas Investment Partners, Inc.6,198$260.1K0.01%+1,582+34.3%Added
STRS Ohio5,900$247.0K0.00%+3,200+118.5%Added
Prospera Financial Services Inc5,822$244.3K0.01%+5,822New
XTX Topco Ltd5,534$232.3K0.03%+5,534New
DnB Asset Management AS5,349$224.1K0.00%+5,349New
Creative Planning4,944$207.5K0.00%−18,261−78.7%Reduced
Fox Run Management, L.L.C.4,824$202.5K0.04%−6,425−57.1%Reduced
Great West Life Assurance Co4,570$192.0K0.00%+955+26.4%Added
Aquatic Capital Management LLC4,100$172.1K0.01%+700+20.6%Added
Headlands Technologies LLC3,513$147.4K0.04%+3,513New
Metropolitan Life Insurance Co3,269$137.2K0.01%+538+19.7%Added
Point72 Hong Kong Ltd2,559$107.4K0.01%+2,559New
Virtus ETF Advisers LLC2,399$100.7K0.05%−162−6.3%Reduced
Amalgamated Bank2,086$88.0K0.00%−2,620−55.7%Reduced
Royal Bank of Canada1,871$78.0K0.00%−13,114−87.5%Reduced
KBC Group NV1,586$67.0K0.00%+1,586New
Federation des caisses Desjardins du Quebec1,534$64.4K0.00%00.0%Unchanged
Allianz SE1,400$58.8K0.00%+1,400New
Walleye Capital LLC1,036$43.5K0.00%−168,232−99.4%Reduced
Pacer Advisors, Inc.890$37.4K0.00%+890New
Advisor Group Holdings, Inc.760$31.9K0.00%+213+38.9%Added
Tower Research Capital LLC (TRC)735$30.8K0.00%−2,379−76.4%Reduced
US Bancorp670$28.1K0.00%+71+11.9%Added
Quest Partners LLC504$21.2K0.00%+504New
CIBC Private Wealth Group, LLC500$20.8K0.00%+500New
The PNC Financial Services Group, Inc.392$16.5K0.00%−33−7.8%Reduced
EverSource Wealth Advisors, LLC418$15.6K0.00%+379+971.8%Added
Caldwell Sutter Capital, Inc.350$14.7K0.01%00.0%Unchanged
National Bank of Canada368$14.7K0.00%00.0%Unchanged
First Horizon Advisors, Inc.333$14.0K0.00%00.0%Unchanged
Lindbrook Capital, LLC155$6.50K0.00%00.0%Unchanged
Close Asset Management Ltd133$6.00K0.00%00.0%Unchanged
Signaturefd, LLC119$4.99K0.00%+6+5.3%Added
TSFG, LLC100$4.00K0.00%00.0%Unchanged
CWM, LLC89$4.00K0.00%+2+2.3%Added
Rise Advisors, LLC83$3.48K0.00%00.0%Unchanged
Spire Wealth Management50$2.10K0.00%00.0%Unchanged
Kelly Financial Services LLC46$1.93K0.00%00.0%Unchanged
Russell Investments Group, Ltd.29$1.22K0.00%+29New
Westend Capital Management, LLC24$1.01K0.00%+24New
GAMMA Investing LLC24$1.01K0.00%+24New
Parallel Advisors, LLC22$9230.00%00.0%Unchanged
Highlander Capital Management, LLC20$8390.00%00.0%Unchanged
Farther Finance Advisors, LLC20$8330.00%00.0%Unchanged
Riggs Asset Managment Co. Inc.19$7980.00%+19New
Hartford Financial Management Inc.18$7560.00%00.0%Unchanged
Householder Group Estate & Retirement Specialist, LLC11$4620.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC10$4190.00%+10New
Scarborough Advisors, LLC6$2520.00%00.0%Unchanged
Rothschild Investment LLC5$2100.00%+5New
Umb Bank N A2$840.00%00.0%Unchanged
Covestor Ltd10$00.00%+5+100.0%Added
RTW Investments, LP0$00.00%−3,463,201−100.0%Sold out
Octagon Capital Advisors LP0$00.00%−707,526−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−130,542−100.0%Sold out