Celldex TherapeuticsCLDX

13F holders, Q2 2026 (June 30)
253holders +25
44new positions
21sold out
5famous investors
$37.21avg. 13F price*

At the end of Q2 2026, 253 institutions reported holding Celldex Therapeutics Inc. (CLDX) in their 13F filings, up 25 from Q1 2026. 44 opened new positions and 21 sold out. The largest holders were Wellington Management Group LLP ($355.1M), BlackRock, Inc. ($260.6M) and Kynam Capital Management, LP ($198.1M). 5 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Ken Fisher (0.0% of Fisher Asset Management's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).

Company
Celldex Therapeutics Inc.
CUSIP
15117B202
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q1 2024: 197Q1 2024Q2 2024: 183Q2 2024Q3 2024: 176Q3 2024Q4 2024: 174Q4 2024Q1 2025: 171Q1 2025Q2 2025: 180Q2 2025Q3 2025: 184Q3 2025Q4 2025: 186Q4 2025Q1 2026: 228Q1 2026Q2 2026: 253Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions44$104.5M
Exits21$58.5M

All 13F filers, Q1 2026 → Q2 2026: 21,359,984 shares bought and 8,933,202 shares sold, net +12,426,782 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 253 holders

Wellington Management Group LLP 0.06% Add +11.5% 9,543,671 $355.1M
BlackRock, Inc. 0.00% Add +30.4% 7,002,530 $260.6M
Kynam Capital Management, LP 10.95% Reduce -8.9% 5,322,908 $198.1M
T. Rowe Price Associates Inc. 0.02% Add +124.6% 4,685,223 $174.3M
State Street Corp. 0.00% Add +39.1% 3,900,427 $145.1M
FMR LLC 0.01% Reduce -0.7% 3,722,888 $138.5M
Vanguard Capital Management LLC 0.00% Add +17.0% 3,464,831 $128.9M
Deep Track Capital, LP 1.61% Add +128.9% 2,939,151 $109.4M
Logos Global Management LP 3.36% Add +366.7% 2,100,000 $78.1M
Geode Capital Management, LLC 0.00% Add +19.8% 2,022,226 $75.3M
Eversept Partners, LP 3.62% Reduce -0.1% 1,785,941 $66.5M
Goldman Sachs Group Inc. 0.01% Add +63.4% 1,615,343 $60.1M
Commodore Capital LP 2.99% Reduce -49.9% 1,350,000 $50.2M
Bellevue Group AG 0.94% No change 1,200,000 $44.7M
Baker Bros. Advisors LP 0.22% Add +77.7% 1,182,611 $44.0M
Millennium Management 0.03% Reduce -6.6% 1,170,787 $43.6M
Dimensional Fund Advisors LP 0.01% Add +1.4% 1,073,985 $40.0M
American Century Companies Inc. 0.02% Add +21.7% 1,042,395 $38.8M
Eventide Asset Management, LLC 0.52% No change 1,037,000 $38.6M
Novo Holdings A/S 2.21% Reduce -14.6% 1,025,000 $38.1M
Elmind Capital, LP 9.25% Add +14.4% 990,000 $36.8M
Driehaus Capital Management LLC 0.21% New 989,442 $36.8M
Fisher Asset Management 0.01% Reduce -2.8% 985,677 $36.7M
Pictet Asset Management Holding SA 0.03% Reduce -0.7% 917,408 $34.1M
Foresite Capital Management VI LLC 5.09% Add +178.5% 879,713 $32.7M
Vanguard Portfolio Management LLC 0.00% Add +37.2% 863,536 $32.1M
Assenagon Asset Management S.A. 0.04% Add +438.3% 788,696 $29.3M
Northern Trust Corp. 0.00% Add +24.7% 719,647 $26.8M
Woodline Partners LP 0.08% Add +40.1% 700,830 $26.1M
Affinity Asset Advisors, LLC 1.29% Add +40.0% 700,000 $26.0M
Rock Springs Capital Management LP 1.27% Add +7.5% 699,146 $26.0M
Two Sigma Investments, LP 0.02% Add +382.6% 661,235 $24.6M
Charles Schwab Investment Management Inc. 0.00% Add +20.3% 655,954 $24.4M
Algert Global LLC 0.29% Add +201.1% 647,836 $24.1M
ADAR1 Capital Management, LLC 1.09% Add +44.8% 619,542 $23.1M
Bank of America Corp. 0.00% Reduce -14.3% 607,195 $22.6M
Panagora Asset Management Inc. 0.07% Add +302.3% 572,538 $21.3M
Nuveen, LLC 0.01% Add +181.5% 568,460 $21.2M
Vanguard Fiduciary Trust Co. 0.00% Add +28.7% 552,973 $20.6M
5AM Venture Management, LLC 6.43% No change 497,270 $18.5M
Federated Hermes, Inc. 0.03% New 492,893 $18.3M
UBS Group AG 0.00% Add +62.3% 481,997 $17.9M
Candriam S.C.A. 0.08% Add +72.5% 481,125 $17.9M
Ikarian Capital, LLC 2.91% Add +3.7% 478,500 $17.8M
Braidwell LP 0.62% Reduce -67.8% 436,646 $16.2M
Redmile Group, LLC 1.08% Add +65.9% 433,921 $16.1M
Citigroup Inc. 0.01% Add +86.2% 404,703 $15.1M
Palo Alto Investors LP 2.06% Add +34.9% 399,856 $14.9M
TSP Capital Management Group, LLC 3.30% New 371,127 $13.8M
PFM Health Sciences, LP 1.11% Add +5.5% 342,751 $12.8M
Kennedy Capital Management LLC 0.23% Reduce -2.8% 342,328 $12.7M
Segall Bryant & Hamill, LLC 0.15% Reduce -3.1% 336,291 $12.5M
Tetragon Partners GP Ltd 1.76% Reduce -7.0% 290,441 $10.8M
Superstring Capital Management LP 6.76% Add +59.7% 287,583 $10.7M
GordonMD Global Investments LP 5.04% Add +64.2% 279,720 $10.4M
SummitTX Capital, L.P. 0.25% Add +7.7% 254,959 $9.5M
Sphera Funds Management LTD. 1.28% Reduce -1.1% 240,868 $9.0M
Bank of New York Mellon Corp 0.00% Add +17.7% 224,176 $8.3M
Rosalind Advisors, Inc. 2.80% Reduce -39.4% 200,000 $7.4M
Morgan Stanley 0.00% Reduce -9.5% 196,974 $7.3M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% Add +179.5% 195,788 $7.3M
Trexquant Investment LP 0.04% New 184,524 $6.9M
Mirador Capital Partners LP 0.83% Add +1.7% 181,054 $6.7M
Stempoint Capital LP 1.15% Reduce -29.8% 178,412 $6.6M
Corient Private Wealth LP 0.01% Add +1109.0% 176,956 $6.6M
Deutsche Bank AG 0.00% Add +23.5% 176,592 $6.6M
JPMorgan Chase & Co. 0.00% Reduce -4.6% 157,241 $6.0M
Cinctive Capital Management LP 0.22% Add +253.2% 145,637 $5.4M
Boothbay Fund Management, LLC 0.10% Add +3.8% 140,064 $5.2M
First Trust Advisors LP 0.00% Add +102.5% 138,682 $5.2M
Swiss National Bank 0.00% Add +14.5% 135,000 $5.0M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +11.7% 134,958 $5.0M
Montanova Capital, LLC 0.09% New 121,297 $4.5M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Reduce -34.6% 120,428 $4.5M
Point72 Asset Management 0.01% Reduce -96.4% 117,217 $4.4M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Reduce -4.4% 117,045 $4.4M
Jump Financial, LLC 0.04% Add +1218.5% 116,293 $4.3M
Rhumbline Advisers 0.00% Add +22.1% 104,963 $3.9M
Propel Bio Management, LLC 2.02% Reduce -21.1% 103,695 $3.9M
Invesco Ltd. 0.00% Add +10.1% 103,131 $3.8M
Russell Investments Group, Ltd. 0.00% Add +1083.0% 100,452 $3.7M
Integral Health Asset Management, LLC 0.15% New 100,000 $3.7M
Odyssean, LLC 0.58% New 95,069 $3.5M
Manufacturers Life Insurance Company, The 0.00% Add +14.9% 89,338 $3.3M
HighVista Strategies LLC 0.74% Reduce -2.7% 86,964 $3.2M
AQR Capital Management 0.00% Add +1017.3% 86,893 $3.2M
Seven Fleet Capital Management LP 0.53% Add +195.8% 86,664 $3.2M
PDT Partners, LLC 0.16% Reduce -17.3% 80,899 $3.0M
TD Asset Management Inc 0.00% Add +12.8% 79,326 $3.0M
Alps Advisors Inc. 0.01% Add +46.1% 79,165 $2.9M
Wells Fargo & Company 0.00% Add +122.4% 78,176 $2.9M
California State Teachers Retirement System 0.00% Reduce -2.4% 77,723 $2.9M
Alliancebernstein L.P. 0.00% Add +35.3% 88,640 $2.8M
XTX Topco Ltd 0.04% Add +522.3% 75,135 $2.8M
Birchview Capital, LP 1.22% Reduce -0.3% 69,900 $2.6M
Quantinno Capital Management LP 0.00% Add +5.0% 69,048 $2.6M
DAFNA Capital Management LLC 0.49% No change 68,518 $2.5M
Man Group plc 0.00% New 63,504 $2.4M
Teachers Retirement System of the State of Kentucky 0.02% Add +80.5% 59,732 $2.2M
Legal & General Group Plc 0.00% Add +8.1% 59,551 $2.2M
Rafferty Asset Management, LLC 0.00% Reduce -13.7% 56,157 $2.1M
Caption Management, LLC 0.08% New 55,700 $2.1M
Simplify Asset Management Inc. 0.03% Reduce -23.0% 53,134 $2.0M
Seven Grand Managers, LLC 0.08% New 50,000 $1.9M
Burkehill Global Management, LP 0.07% New 50,000 $1.9M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% Add +21.0% 49,731 $1.9M
Hennion & Walsh Asset Management, Inc. 0.05% Reduce -0.9% 47,113 $1.8M
MetLife Investment Management, LLC 0.01% Add +24.2% 45,527 $1.7M
Aquatic Capital Management LLC 0.06% Add +752.7% 43,743 $1.6M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +20.3% 42,518 $1.6M
HRT Financial LP 0.00% Reduce -19.9% 37,453 $1.4M
Creative Planning 0.00% Add +6.7% 35,670 $1.3M
State of Wisconsin Investment Board 0.00% Add +4.3% 35,569 $1.3M
Engineers Gate Manager LP 0.02% New 33,842 $1.3M
Envestnet Asset Management Inc. 0.00% Add +0.7% 33,272 $1.2M
Y-Intercept (Hong Kong) Ltd 0.02% Reduce -28.6% 32,257 $1.2M
Diversified Trust Co. 0.02% Add +346.2% 31,330 $1.2M
BNP Paribas Financial Markets 0.00% Reduce -82.3% 31,191 $1.2M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 30,677 $1.1M
Jupiter Topco LLC 0.00% — 30,042 $1.1M
Vanguard Global Advisers, LLC 0.00% Add +13.1% 29,453 $1.1M
Profund Advisors LLC 0.03% Reduce -2.0% 28,930 $1.1M
Victory Capital Management Inc. 0.00% Add +5.2% 28,834 $1.1M
Apella Capital, LLC 0.01% Add +56.6% 26,658 $1.1M
New York State Common Retirement Fund 0.00% Add +27.9% 28,437 $1.1M
Capital Fund Management S.A. 0.01% New 28,417 $1.1M
Sei Investments Co. 0.00% Reduce -27.2% 27,780 $1.0M
Handelsbanken Fonder AB 0.00% Add +5.0% 27,200 $1.0M
Balyasny Asset Management L.P. 0.00% Reduce -69.0% 26,313 $979K
Police & Firemen's Retirement System of New Jersey 0.01% Add +27.2% 23,053 $858K
Susquehanna Portfolio Strategies, LLC 0.01% No change 22,180 $825K
State of New Jersey Common Pension Fund D 0.00% Add +6.4% 21,755 $810K
Intech Investment Management LLC 0.01% Add +0.3% 21,411 $797K
DekaBank Deutsche Girozentrale 0.00% No change 25,000 $782K
Verdad Advisers, LP 0.74% New 20,704 $770K
Ghisallo Capital Management LLC 0.02% New 20,000 $744K
Susquehanna International Group, LLP 0.00% Reduce -46.9% 19,080 $710K
Arizona State Retirement System 0.00% Add +13.0% 18,565 $691K
D. E. Shaw & Co. 0.00% Reduce -66.3% 17,826 $663K
Vanguard Investments Australia, Ltd. 0.00% Add +23.9% 17,766 $661K
Quadrature Capital Ltd 0.01% Reduce -31.1% 16,846 $627K
Prudential Financial Inc. 0.00% Add +60.5% 16,698 $621K
SBI Okasan Asset Management Co.Ltd. 0.02% No change 16,400 $614K
DV Equities, LLC 0.09% — 16,500 $614K
KLP Kapitalforvaltning As 0.00% Add +18.8% 15,200 $566K
Barclays PLC 0.00% Add +8.0% 15,087 $561K
Voya Investment Management LLC 0.00% Add +27.6% 14,957 $557K
State Board of Administration of Florida Retirement System 0.00% No change 14,537 $541K
PSP Research LLC 0.26% No change 13,000 $484K
STRS Ohio 0.00% New 12,800 $476K
AlphaCentric Advisors LLC 0.40% Add +1.4% 12,784 $476K
Capstone Investment Advisors, LLC 0.00% New 11,822 $440K
CANADA LIFE ASSURANCE Co 0.00% Add +85.0% 11,726 $435K
Overbrook Management Corp 0.06% No change 11,537 $429K
DNB Asset Management AS 0.00% Reduce -37.3% 11,350 $422K
Glenmede Trust Co. NA 0.00% No change 11,267 $419K
Virtus Investment Advisers, LLC 0.09% Add +5.6% 10,464 $389K
Bank of Montreal 0.00% Reduce -20.0% 10,395 $387K
ProShare Advisors LLC 0.00% Add +7.8% 10,237 $381K
Fred Alger Management, LLC 0.00% Reduce -48.8% 9,448 $352K
Amundi 0.00% No change 9,351 $348K
Mariner, LLC 0.00% New 9,004 $335K
Nomura Holdings Inc. 0.00% New 8,201 $305K
Brevan Howard Capital Management LP 0.00% Reduce -12.1% 8,131 $303K
Magnetar Financial LLC 0.00% New 7,954 $296K
E Fund Management Co., Ltd. 0.01% Reduce -3.2% 7,918 $295K
SG Americas Securities, LLC 0.00% Reduce -79.2% 7,889 $294K
Allstate Corp. 0.00% New 7,848 $292K
Teacher Retirement System of Texas 0.00% Add +0.7% 7,812 $291K
Public Employees Retirement Association of Colorado 0.00% No change 7,787 $290K
Xponance LLC 0.00% New 7,736 $288K
Cetera Investment Advisers 0.00% Add +1.3% 7,288 $271K
Ameritas Investment Partners, Inc. 0.01% Add +29.6% 7,094 $264K
Ensign Peak Advisors, Inc 0.00% Add +4.8% 6,578 $245K
Panoramic Investment Advisors, LLC 0.12% No change 6,500 $242K
Blackstone Inc. 0.00% New 6,438 $240K
Mercer Global Advisors Inc. 0.00% New 6,307 $235K
Argent Trust Co 0.01% New 6,204 $231K
Transcend Capital Advisors, LLC 0.02% Reduce -6.3% 6,196 $231K
Vanguard Personalized Indexing Management, LLC 0.00% New 6,084 $226K
T3 Companies, LLC 0.26% New 6,000 $223K
Abel Hall, LLC 0.04% New 5,838 $217K
Mitsubishi UFJ Trust & Banking Corp 0.00% New 5,773 $215K
Ameriprise Financial Inc. 0.00% New 5,579 $208K
LPL Financial LLC 0.00% New 5,550 $207K
Tower Research Capital LLC (TRC) 0.00% Reduce -7.0% 5,191 $193K
Meeder Asset Management Inc. 0.01% New 5,009 $186K
Quantbot Technologies LP 0.00% Add +18.7% 2,935 $109K
Acadian Asset Management LLC 0.00% New 2,781 $102K
Royal Bank of Canada 0.00% Add +447.2% 2,747 $102K
KBC Group NV 0.00% No change 2,411 $90K
Nisa Investment Advisors, LLC 0.00% Add +138.8% 2,245 $84K
Pinnacle Wealth Planning Services, Inc. 0.01% No change 2,242 $83K
Nykredit A/S 0.00% — 1,793 $67K
Wilmington Savings Fund Society, FSB 0.00% No change 1,633 $61K
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.00% New 1,481 $55K
Caitong International Asset Management Co., Ltd 0.01% Reduce -44.6% 1,455 $54K
Federation des caisses Desjardins du Quebec 0.00% No change 1,330 $49K
Rockefeller Capital Management L.P. 0.00% Add +12.6% 1,296 $48K
Pacer Advisors, Inc. 0.00% New 938 $35K
Osaic Holdings, Inc. 0.00% Reduce -9.4% 862 $32K
US Bancorp \de 0.00% Reduce -2.3% 754 $28K
Kemnay Advisory Services Inc. 0.00% Add +29.0% 711 $26K
Versant Capital Management, Inc 0.00% No change 689 $26K
State of Wyoming 0.00% New 658 $24K
Summit Securities Group LLC 0.00% New 634 $24K
Arax Advisory Partners 0.00% Add +518.0% 550 $20K
Sterling Capital Management LLC 0.00% Reduce -75.9% 522 $19K
Optiver Holding B.V. 0.00% Add +280.9% 518 $19K
Smartleaf Asset Management LLC 0.00% No change 511 $19K
PNC Financial Services Group, Inc. 0.00% Reduce -3.3% 469 $17K
Keating Financial Advisory Services, Inc. 0.00% No change 456 $17K
Signaturefd, LLC 0.00% No change 423 $16K
Allworth Financial LP 0.00% Add +374.4% 408 $15K
EverSource Wealth Advisors, LLC 0.00% Reduce -21.8% 377 $14K
National Bank of Canada 0.00% Reduce -0.3% 365 $14K
GAMMA Investing LLC 0.00% Add +29.0% 356 $13K
SMA Capital LLC 0.00% New 278 $10K
Los Angeles Capital Management LLC 0.00% No change 262 $10K
IFP Advisors, Inc 0.00% Add +5080.0% 259 $10K
Farther Finance Advisors, LLC 0.00% Reduce -33.3% 216 $8K
Rothschild Investment LLC 0.00% Add +43.7% 171 $6K
J.Safra Asset Management Corp 0.00% No change 151 $6K
Parallel Advisors, LLC 0.00% Reduce -19.5% 132 $5K
Huntington National Bank 0.00% No change 109 $4K
Larson Financial Group LLC 0.00% Reduce -11.5% 100 $4K
Essential Partners LLC 0.00% Add +3200.0% 99 $4K
Quarry LP 0.00% New 85 $3K
JPL Wealth Management, LLC 0.00% No change 75 $3K
Jones Financial Companies LLLP 0.00% No change 70 $2K
Tsfg, LLC 0.00% No change 50 $2K
SJS Investment Consulting Inc. 0.00% New 51 $2K
Parkside Financial Bank & Trust 0.00% No change 51 $2K
True Wealth Design, LLC 0.00% Add +166.7% 40 $1K
Global Retirement Partners, LLC 0.00% — 40 $1K
Fifth Third Bancorp 0.00% No change 31 $1K
Private Wealth Management Group, LLC 0.00% No change 28 $1K
Covestor Ltd 0.00% Add +200.0% 18 $1K
Basecamp Wealth Advisors LLC 0.00% No change 24 $893
Wealth Enhancement Trust Services, Inc. 0.00% New 24 $893
Assetmark, Inc. 0.00% No change 21 $781
Fiduciary Financial Advisors 0.00% New 19 $707
MassMutual Private Wealth & Trust, FSB 0.00% No change 18 $670
SBI Securities Co., Ltd. 0.00% No change 18 $670
Fortitude Family Office, LLC 0.00% No change 16 $595
Concord Wealth Partners 0.00% New 8 $298
Clearstead Advisors, LLC 0.00% New 7 $261
GHP Investment Advisors, Inc. 0.00% Reduce -88.0% 3 $112
Inspire Investing, LLC 0.00% No change 1 $37
MTM Investment Management, LLC 0.00% No change 1 $37
Hughes Financial Services, LLC 0.00% No change 1 $37
Capital Advisors, Ltd. LLC 0.00% No change 1 $0
Avion Wealth 0.00% No change 24 $0

"% of holder's portfolio" is CLDX's weight in each manager's 13F, not the share of Celldex Therapeutics Inc. the manager owns.