Celldex Therapeutics, Inc.

CLDX

Exchange: Nasdaq
Industry: In Vitro & In Vivo Diagnostic Substances
SEC CIK: 0000744218

SEC filings (opens in a new tab)

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.

Q4 2022 vs. Q3 2022

How the institutions holding Celldex Therapeutics, Inc. changed between Q3 2022 and Q4 2022.

All holders in Q4 2022 All holders in Q3 2022

13F holders of CLDX: Q3 2022 compared with Q4 2022
Measure	Q3 2022	Of which not filed for Q4 2022	Q4 2022	Change
Holders	160	1	168	+9
Shares	49.0M	131	48.7M	−386.7K (−0.8%)
Value	$1.39B	$4.00K	$2.17B	+$782.6M (+56.5%)

1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Celldex Therapeutics, Inc. at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to CLDX in Q4 2022
Institution	Shares	Value	% of portfolio
EAM Global Investors LLC	72,054	$3.21M	0.83%
HRT Financial LP	69,796	$3.11M	0.04%
EAM Investors, LLC	56,212	$2.51M	0.52%
Monarch Partners Asset Management LLC	45,479	$2.03M	0.60%
Ergoteles LLC	36,020	$1.61M	0.06%
Millennium Management LLC	34,351	$1.53M	0.00%
Bank of Montreal	28,948	$1.32M	0.00%
Jefferies Financial Group Inc.	23,000	$1.03M	0.02%
Jump Financial, LLC	21,253	$947.2K	0.05%
Schonfeld Strategic Advisors LLC	14,266	$635.8K	0.01%
Janus Henderson Group PLC	8,084	$360.3K	0.00%
Values First Advisors, Inc.	7,540	$336.1K	0.23%
SEI Investments Co	7,470	$332.9K	0.00%
FORA Capital, LLC	7,115	$317.1K	0.05%
Panoramic Investment Advisors, LLC	6,500	$289.7K	0.30%
Squarepoint Ops LLC	6,458	$287.8K	0.00%
ProShare Advisors LLC	5,896	$262.8K	0.00%
Keybank National Association	5,810	$259.0K	0.00%
Gotham Asset Management, LLC	5,448	$242.8K	0.01%
STRS Ohio	1,200	$53.0K	0.00%
Caldwell Sutter Capital, Inc.	350	$15.6K	0.01%
Advisory Services Network, LLC	200	$8.91K	0.00%
NewSquare Capital LLC	115	$5.13K	0.00%
Corrado Advisors, LLC	33	$1.47K	0.00%
Signaturefd, LLC	16	$713	0.00%
CoreCap Advisors, LLC	16	$713	0.00%
TD Waterhouse Canada Inc.	5	$217	0.00%

Sold out (18)

Institutions that held Celldex Therapeutics, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.

Institutions that sold out of CLDX in Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
GMT Capital Corp	204,535	$5.75M
Vivo Capital, LLC	198,983	$5.59M
Casdin Capital, LLC	165,000	$4.64M
VR Adviser, LLC	75,000	$2.11M
Twinbeech Capital LP	48,939	$1.38M
Healthcare of Ontario Pension Plan Trust Fund	45,000	$1.26M
Two Sigma Investments, LP	29,780	$837.0K
Renaissance Technologies LLC	25,888	$728.0K
Aquatic Capital Management LLC	15,500	$436.0K
Trexquant Investment LP	13,316	$374.0K
Engineers Gate Manager LP	12,317	$346.0K
Gsa Capital Partners LLP	11,116	$312.0K
First Trust Advisors LP	10,399	$292.0K
Bayesian Capital Management, LP	7,911	$222.0K
Dark Forest Capital Management LP	3,492	$98.0K
Atlas Capital Advisors LLC	2,700	$75.9K
Macquarie Group Ltd	0	$26.0K
Evoke Wealth, LLC	8	$0

Not filed for Q4 2022 yet (1)

Institutions that held Celldex Therapeutics, Inc. at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CLDX in Q3 2022 that haven't filed for Q4 2022
Institution	Shares, Q3 2022	Value, Q3 2022
Wipfli Financial Advisors LLC,	131	$4.00K