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Lantheus
LNTH

Overview Fund Activity

468 hedge funds and large institutions have $6.63B invested in Lantheus in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 193 increasing their positions, 171 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
468
Holders Change
-48
Holders Change %
-9.3%
% of All Funds
6.28%
Holding in Top 10
4
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-60%
% of All Funds
0.05%
New
47
Increased
193
Reduced
171
Closed
89
Calls
$54.4M
Puts
$37.8M
Net Calls
+$16.5M
Net Calls Change
+$318K

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$195M
2
Wellington Management Group
Wellington Management Group
Massachusetts
+$66.3M
3
FCM
Farallon Capital Management
California
+$57.2M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$34.8M
5
UBS Group
UBS Group
Switzerland
+$33.8M

Top Sellers

1
PCM
Portolan Capital Management
Massachusetts
-$50.2M
2
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$32.8M
3
NL
Nuveen LLC
North Carolina
-$29.1M
4
HRCM
Hood River Capital Management
Florida
-$27.3M
5
Invesco
Invesco
Georgia
-$23.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
Boston Partners
26
Boston Partners
Massachusetts
$46.4M +$10.9M +134,781 +31%
PCMF
27
Private Capital Management (Florida)
Florida
$44.5M +$1.57M +19,189 +4%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$44M -$625K -7,634 -1%
Goldman Sachs
29
Goldman Sachs
New York
$43.3M +$10.1M +123,825 +31%
Massachusetts Financial Services
30
Massachusetts Financial Services
Massachusetts
$42.6M +$17.5M +213,202 +69%
KeyBank National Association
31
KeyBank National Association
Ohio
$42.1M -$5.08M -62,113 -11%
Mackenzie Financial
32
Mackenzie Financial
Ontario, Canada
$40.8M +$98.7K +1,206 +0.2%
Raymond James Financial
33
Raymond James Financial
Florida
$38.5M +$7.72M +94,312 +25%
BNP Paribas Financial Markets
34
BNP Paribas Financial Markets
France
$37.9M +$389K +4,751 +1%
Artisan Partners
35
Artisan Partners
Wisconsin
$34.2M -$294K -3,594 -0.9%
HRCM
36
Hood River Capital Management
Florida
$33.3M -$27.3M -332,976 -45%
Lazard Asset Management
37
Lazard Asset Management
New York
$32.7M +$2.81M +34,339 +9%
Norges Bank
38
Norges Bank
Norway
$32.6M +$32.6M +398,614 New
BA
39
Bridgewater Associates
Connecticut
$32.6M +$7.75M +94,700 +31%
William Blair Investment Management
40
William Blair Investment Management
Illinois
$32.1M +$2.28M +27,855 +8%
Loomis, Sayles & Company
41
Loomis, Sayles & Company
Massachusetts
$28.9M +$5.69M +69,484 +25%
Pacer Advisors
42
Pacer Advisors
Pennsylvania
$28.5M +$28M +341,456 +5,292%
NC
43
Nitorum Capital
New York
$28.2M +$8.69M +106,118 +45%
EIP
44
Epoch Investment Partners
New York
$27.9M -$1.95M -23,792 -7%
Franklin Resources
45
Franklin Resources
California
$26.7M -$2.34M -28,578 -8%
Royal Bank of Canada
46
Royal Bank of Canada
Ontario, Canada
$26.4M +$4.18M +51,019 +19%
FCM
47
Frontier Capital Management
Massachusetts
$25.8M +$8.85M +108,060 +52%
CG
48
Carmignac Gestion
France
$24.3M +$8.72M +106,500 +56%
Federated Hermes
49
Federated Hermes
Pennsylvania
$23.5M -$2.08M -25,413 -8%
Comerica Bank
50
Comerica Bank
Texas
$23.4M -$1.45M -17,766 -6%
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