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.

Q2 2021 vs. Q1 2021

How the institutions holding Celldex Therapeutics, Inc. changed between Q1 2021 and Q2 2021.

All holders in Q2 2021 All holders in Q1 2021

13F holders of CLDX: Q1 2021 compared with Q2 2021
Measure	Q1 2021	Q2 2021	Change
Holders	115	132	+17
Shares	34.5M	35.3M	+769.6K (+2.2%)
Value	$709.5M	$1.19B	+$484.4M (+68.3%)

New holders (40)

Institutions that held Celldex Therapeutics, Inc. at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to CLDX in Q2 2021
Institution	Shares	Value	% of portfolio
Perceptive Advisors LLC	742,699	$24.8M	0.32%
Nuveen Asset Management, LLC	142,031	$4.75M	0.00%
Sofinnova Investments, Inc.	134,724	$4.50M	0.27%
Silverarc Capital Management, LLC	9,921	$2.93M	1.54%
Principal Financial Group Inc	83,865	$2.80M	0.00%
EAM Global Investors LLC	71,238	$2.38M	0.66%
California State Teachers Retirement System	54,079	$1.81M	0.00%
Jump Financial, LLC	51,400	$1.72M	0.17%
EAM Investors, LLC	50,533	$1.69M	0.26%
State of Wisconsin Investment Board	49,700	$1.66M	0.00%
Alliancebernstein L.P.	40,900	$1.37M	0.00%
Rhumbline Advisers	40,835	$1.37M	0.00%
New York State Common Retirement Fund	33,600	$1.12M	0.00%
ClariVest Asset Management LLC	33,500	$1.12M	0.04%
Norges Bank	32,200	$1.08M	0.00%
D. E. Shaw & Co., Inc.	30,299	$1.01M	0.00%
Cowen and Company, LLC	28,395	$950.0K	0.05%
Teachers Retirement System of the State of Kentucky	26,631	$891.0K	0.01%
Manufacturers Life Insurance Company, The	22,135	$740.0K	0.00%
American International Group, Inc.	21,970	$735.0K	0.00%
Voya Investment Management LLC	15,441	$516.0K	0.00%
Connor, Clark & Lunn Investment Management Ltd.	14,533	$486.0K	0.00%
MetLife Investment Management	14,507	$485.1K	0.00%
Metropolitan Life Insurance Co	11,107	$371.4K	0.01%
ProShare Advisors LLC	10,171	$340.0K	0.00%
FORA Capital, LLC	9,861	$330.0K	0.06%
Gsa Capital Partners LLP	9,769	$327.0K	0.04%
Campbell & CO Investment Adviser LLC	8,000	$268.0K	0.12%
Lazard Asset Management LLC	7,075	$236.0K	0.00%
Amalgamated Bank	7,001	$234.0K	0.00%
HC Advisors, LLC	6,416	$215.0K	0.13%
Cutler Group LP	6,300	$210.0K	0.02%
Ameritas Investment Partners, Inc.	3,074	$103.0K	0.00%
Royal Bank of Canada	2,684	$90.0K	0.00%
Tower Research Capital LLC (TRC)	1,347	$45.0K	0.00%
Quantbot Technologies LP	800	$26.0K	0.00%
TSFG, LLC	100	$3.00K	0.00%
Eaton Vance Management	66	$2.00K	0.00%
Hartford Financial Management Inc.	18	$1.00K	0.00%
Advisory Services Network, LLC	17	$1.00K	0.00%

Sold out (23)

Institutions that held Celldex Therapeutics, Inc. at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of CLDX in Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
Millennium Management LLC	505,163	$10.4M
Sphera Funds Management Ltd.	220,320	$4.54M
ExodusPoint Capital Management, LP	135,552	$2.79M
Verition Fund Management LLC	133,064	$2.74M
HRT Financial LP	110,306	$2.27M
California Public Employees Retirement System	78,426	$1.62M
Alps Advisors Inc	71,581	$1.48M
Qube Research & Technologies Ltd	64,913	$1.34M
Point72 Asset Management, L.P.	46,100	$950.0K
Squarepoint Ops LLC	44,995	$927.0K
Maven Securities LTD	28,492	$620.0K
Jefferies Group LLC	25,637	$528.1K
LMR Partners LLP	25,352	$522.0K
Marshall Wace North America L.P.	24,261	$500.0K
Marshall Wace, LLP	20,580	$423.0K
Virginia Retirement Systems Et Al	14,000	$288.0K
Pinz Capital Management, LP	5,000	$103.0K
Pacer Advisors, Inc.	2,828	$58.0K
Lindbrook Capital, LLC	1,000	$21.0K
Jacobi Capital Management LLC	400	$8.00K
MPS Loria Financial Planners, LLC	133	$2.00K
Bank of Montreal	60	$1.00K
Sowell Financial Services LLC	13	$0