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QuidelOrtho
QDEL

Overview Fund Activity

265 hedge funds and large institutions have $2.62B invested in QuidelOrtho in 2025 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 105 increasing their positions, 88 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
265
Holders Change
-8
Holders Change %
-2.93%
% of All Funds
3.6%
Holding in Top 10
6
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
33
Increased
105
Reduced
88
Closed
38
Calls
$13.7M
Puts
$11.6M
Net Calls
+$2.16M
Net Calls Change
+$1.15M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$62.8M
2
Morgan Stanley
Morgan Stanley
New York
+$24.9M
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$21M
4
RCMNY
Rubric Capital Management (New York)
New York
+$20.6M
5
FCM
Frontier Capital Management
Massachusetts
+$18.8M

Top Sellers

1
Millennium Management
Millennium Management
New York
-$37.4M
2
MF
Magnetar Financial
Illinois
-$30.4M
3
SCM
Soleus Capital Management
Connecticut
-$24.4M
4
Goldman Sachs
Goldman Sachs
New York
-$21M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$13.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
HI
26
HBK Investments
Texas
$16.9M -$5.14M -147,070 -23%
PCMI
27
Paradigm Capital Management Inc
New York
$16.4M +$14M +399,500 +571%
Northern Trust
28
Northern Trust
Illinois
$15.2M +$143K +4,103 +1%
Goldman Sachs
29
Goldman Sachs
New York
$15M -$21M -600,732 -58%
Bank of New York Mellon
30
Bank of New York Mellon
New York
$14.5M -$978K -27,979 -6%
LN
31
Lightrock Netherlands
Netherlands
$12.8M +$4.91M +140,101 +62%
Deutsche Bank
32
Deutsche Bank
Germany
$12.6M +$8.57M +245,033 +215%
SCM
33
Stanley Capital Management
Texas
$12.1M +$5.25M +150,000 +77%
BC
34
Beaconlight Capital
New York
$12M -$7.62M -217,867 -39%
ECM
35
Engine Capital Management
New York
$11.6M – – –
Principal Financial Group
36
Principal Financial Group
Iowa
$11.4M +$272K +7,788 +2%
TSW
37
Thompson Siegel & Walmsley
Virginia
$11.4M -$455K -13,003 -4%
GF
38
Goodman Financial
Texas
$11.3M +$578K +16,529 +5%
Assenagon Asset Management
39
Assenagon Asset Management
Luxembourg
$10.9M +$10.9M +312,124 New
UBS Group
40
UBS Group
Switzerland
$10.9M +$3.17M +90,633 +41%
Neuberger Berman Group
41
Neuberger Berman Group
New York
$9.74M -$449K -12,833 -4%
Ameriprise
42
Ameriprise
Minnesota
$8.97M +$456K +13,028 +5%
ACB
43
Aristotle Capital Boston
Massachusetts
$8.82M -$2.12M -60,566 -19%
IC
44
IEQ Capital
California
$8.26M +$5.35M +152,927 +184%
GI
45
GAMCO Investors
Connecticut
$8.05M -$11.9K -340 -0.1%
UBS AM
46
UBS AM
Illinois
$7.99M +$768K +21,968 +11%
NL
47
Nuveen LLC
North Carolina
$7.75M +$7.75M +221,658 New
GAM
48
Gotham Asset Management
New York
$7.53M +$1.3M +37,094 +21%
Public Sector Pension Investment Board (PSP Investments)
49
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$7.31M +$1.57M +44,776 +27%
LI
50
Leeward Investments
Massachusetts
$7.2M -$262K -7,483 -4%
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