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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
FMR LLC9,726,041$408.2M0.03%+2,675,632+38.0%Added
Wellington Management Group LLP7,647,457$321.0M0.06%+1,170,896+18.1%Added
BlackRock Inc.4,511,924$189.4M0.00%+836,232+22.8%Added
Vanguard Group Inc3,650,582$153.2M0.00%+604,251+19.8%Added
Eventide Asset Management, LLC3,119,087$130.9M2.05%−510,926−14.1%Reduced
Price T Rowe Associates Inc3,087,208$129.6M0.02%+2,664,915+631.1%Added
Polar Capital Holdings Plc3,059,492$128.4M0.78%−76,379−2.4%Reduced
State Street Corp2,979,751$125.1M0.01%+602,425+25.3%Added
Kynam Capital Management, LP2,900,000$121.7M13.54%−105,904−3.5%Reduced
Bellevue Group AG2,796,615$117.4M1.79%+380,319+15.7%Added
Pictet Asset Management Holding SA1,494,955$62.7M0.07%−730,493−32.8%Reduced
Geode Capital Management, LLC1,414,378$59.4M0.01%+296,384+26.5%Added
Rock Springs Capital Management LP1,372,185$57.6M1.46%+402,539+41.5%Added
Point72 Asset Management, L.P.1,283,797$53.9M0.16%−1,472,325−53.4%Reduced
Marshall Wace, LLP898,800$37.7M0.06%−381,284−29.8%Reduced
Redmile Group, LLC896,454$37.6M1.38%−97,349−9.8%Reduced
Commodore Capital LP866,468$36.4M2.43%+164,501+23.4%Added
Sofinnova Investments, Inc.801,777$33.7M1.99%−42,231−5.0%Reduced
Woodline Partners LP751,060$31.5M0.29%+363,408+93.7%Added
Eversept Partners, LP711,115$29.8M2.23%−42,992−5.7%Reduced
Jennison Associates LLC688,080$28.9M0.02%+668,002+3,327.0%Added
EcoR1 Capital, LLC650,000$27.3M0.69%+650,000New
Logos Global Management LP650,000$27.3M2.87%+650,000New
D. E. Shaw & Co., Inc.573,171$24.1M0.03%+549,425+2,313.8%Added
Goldman Sachs Group Inc564,803$23.7M0.00%+127,044+29.0%Added
Northern Trust Corp553,861$23.2M0.00%+109,056+24.5%Added
Affinity Asset Advisors, LLC510,000$21.4M3.48%+110,000+27.5%Added
Charles Schwab Investment Management Inc499,221$21.0M0.00%+89,830+21.9%Added
5AM Venture Management, LLC497,270$20.9M4.67%00.0%Unchanged
Morgan Stanley376,121$15.8M0.00%−282,244−42.9%Reduced
Nuveen Asset Management, LLC369,083$15.5M0.00%+247,888+204.5%Added
Candriam Luxembourg S.C.A.317,509$13.3M0.09%00.0%Unchanged
Renaissance Technologies LLC312,470$13.1M0.02%+312,470New
Silverarc Capital Management, LLC299,316$12.6M3.52%+52,101+21.1%Added
Sphera Funds Management Ltd.276,996$11.6M1.88%−38,648−12.2%Reduced
Bank of America Corp271,611$11.4M0.00%+53,797+24.7%Added
UBS Group AG256,348$10.8M0.00%+98,256+62.2%Added
Artal Group S.A.253,000$10.6M0.27%+253,000New
TSP Capital Management Group, LLC249,220$10.5M3.37%−2,275−0.9%Reduced
Laurion Capital Management LP248,818$10.4M0.29%+110,287+79.6%Added
Baker Bros. Advisors LP247,644$10.4M0.13%00.0%Unchanged
TD Asset Management Inc225,478$9.46M0.01%+173,156+330.9%Added
Invesco Ltd.214,348$9.00M0.00%−43,215−16.8%Reduced
Natixis213,900$8.98M0.05%+213,900New
Emerald Advisers, LLC212,035$8.90M0.36%+212,035New
Millennium Management LLC208,251$8.74M0.01%+197,254+1,793.7%Added
Qube Research & Technologies Ltd206,164$8.65M0.02%+161,196+358.5%Added
Bank of New York Mellon Corp200,838$8.43M0.00%+31,699+18.7%Added
LMR Partners LLP200,000$8.39M0.21%+200,000New
Rafferty Asset Management, LLC191,415$8.03M0.03%+43,406+29.3%Added
American Century Companies Inc182,072$7.64M0.00%+21,021+13.1%Added
Citigroup Inc180,980$7.60M0.01%+118,639+190.3%Added
Ensign Peak Advisors, Inc178,429$7.49M0.01%−1,182−0.7%Reduced
Jane Street Group, LLC176,881$7.42M0.01%+48,720+38.0%Added
Two Sigma Investments, LP151,391$6.35M0.02%+151,391New
AXA S.A.142,209$5.97M0.02%+390.0%Added
Manufacturers Life Insurance Company, The129,544$5.44M0.01%+86,117+198.3%Added
Emerald Mutual Fund Advisers Trust126,963$5.33M0.28%+126,963New
Fisher Asset Management, LLC123,836$5.20M0.00%+102,024+467.7%Added
Nisa Investment Advisors, LLC121,573$5.10M0.03%+121,043+22,838.3%Added
Swiss National Bank114,300$4.80M0.00%+17,300+17.8%Added
Acuta Capital Partners, LLC109,000$4.57M2.97%+39,600+57.1%Added
Squarepoint Ops LLC108,490$4.55M0.02%+90,936+518.0%Added
Mirador Capital Partners LP104,759$4.40M0.84%−3,151−2.9%Reduced
Rhumbline Advisers98,530$4.14M0.00%+22,508+29.6%Added
Assenagon Asset Management S.A.90,931$3.82M0.01%+90,931New
Trexquant Investment LP88,022$3.69M0.07%+56,593+180.1%Added
Monashee Investment Management LLC87,500$3.67M0.43%−12,709−12.7%Reduced
Citadel Advisors LLC85,446$3.59M0.00%−40,882−32.4%Reduced
Susquehanna International Group, LLP71,218$2.99M0.00%+22,330+45.7%Added
Exome Asset Management LLC71,100$2.98M2.56%−40,200−36.1%Reduced
EAM Investors, LLC70,115$2.94M0.46%+70,115New
First Trust Advisors LP69,895$2.93M0.00%+58,332+504.5%Added
Crestline Management, LP69,289$2.91M0.28%+2,046+3.0%Added
Cinctive Capital Management LP68,481$2.87M0.15%+68,481New
Cubist Systematic Strategies, LLC67,434$2.83M0.03%+67,434New
Tudor Investment Corp Et Al67,384$2.83M0.03%+52,842+363.4%Added
Barclays PLC66,714$2.80M0.00%−79,180−54.3%Reduced
Balyasny Asset Management LLC64,769$2.72M0.01%+40,650+168.5%Added
Alliancebernstein L.P.61,710$2.59M0.00%+7,630+14.1%Added
California State Teachers Retirement System58,403$2.45M0.00%+6,929+13.5%Added
State of New Jersey Common Pension Fund D57,809$2.43M0.01%+57,809New
Legal & General Group Plc56,406$2.37M0.00%+4,394+8.4%Added
BNP Paribas Arbitrage, SA56,044$2.35M0.00%−80,557−59.0%Reduced
Credit Suisse AG51,113$2.15M0.00%+3,115+6.5%Added
Readystate Asset Management LP49,457$2.08M0.07%+49,457New
Schroder Investment Management Group48,099$2.02M0.00%00.0%Unchanged
JPMorgan Chase & Co46,755$1.96M0.00%−28,715−38.0%Reduced
Deutsche Bank AG45,892$1.93M0.00%+9,577+26.4%Added
Alps Advisors Inc45,440$1.91M0.01%+7,795+20.7%Added
Atom Investors LP45,140$1.89M0.24%+4,258+10.4%Added
Dimensional Fund Advisors LP43,431$1.82M0.00%−187,040−81.2%Reduced
Algert Global LLC43,050$1.81M0.07%+33,140+334.4%Added
UBS Asset Management Americas Inc38,709$1.62M0.00%+3,841+11.0%Added
AlphaCentric Advisors LLC38,500$1.62M0.97%+38,500New
State of Wisconsin Investment Board36,232$1.52M0.00%−4,286−10.6%Reduced
PFM Health Sciences, LP35,000$1.47M0.07%00.0%Unchanged
Kennedy Capital Management, Inc.33,586$1.41M0.03%−28,586−46.0%Reduced
MetLife Investment Management31,764$1.33M0.01%+7,691+31.9%Added
Teachers Retirement System of the State of Kentucky30,729$1.29M0.01%−1,968−6.0%Reduced