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Regeneron Pharmaceuticals
REGN

Overview Fund Activity

1,180 hedge funds and large institutions have $46.7B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 133 funds opening new positions, 434 increasing their positions, 467 reducing their positions, and 197 closing their positions.

Holders
1,180
Holders Change
-93
Holders Change %
-7.31%
% of All Funds
15.85%
Holding in Top 10
12
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-20%
% of All Funds
0.16%
New
133
Increased
434
Reduced
467
Closed
197
Calls
$860M
Puts
$632M
Net Calls
+$228M
Net Calls Change
+$255M

Top Buyers

1
Dodge & Cox
1
Dodge & Cox
California
$2.01B
2
Norges Bank
2
Norges Bank
Norway
$628M
3
Citadel Advisors
3
Citadel Advisors
Florida
$357M
4
Two Sigma Advisers
4
Two Sigma Advisers
New York
$493M
5
BlackRock
5
BlackRock
New York
$4.87B

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.75B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$2.07B
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$402M
4
Capital International Investors
4
Capital International Investors
California
$1.66B
5
Amundi
5
Amundi
France
$491M
Name Market Value Shares Shares
Change 		Shares
Change %
UBS Group
51
UBS Group
Switzerland
$154M 293,515 +6,352 +2%
Ameriprise
52
Ameriprise
Minnesota
$152M 287,699 -52,446 -15%
Voloridge Investment Management
53
Voloridge Investment Management
Florida
$147M 279,860 +51,590 +23%
National Pension Service
54
National Pension Service
South Korea
$142M 271,066 +18,020 +7%
Bank of Nova Scotia
55
Bank of Nova Scotia
Ontario, Canada
$131M 249,278 +126,689 +103%
Federated Hermes
56
Federated Hermes
Pennsylvania
$129M 245,587 +204,045 +491%
Marshall Wace
57
Marshall Wace
United Kingdom
$126M 239,909 +238,509 +17,036%
Jacobs Levy Equity Management
58
Jacobs Levy Equity Management
New Jersey
$123M 234,267 +233,520 +31,261%
Swedbank
59
Swedbank
Sweden
$120M 228,297 +4,509 +2%
MCI
60
McDonald Capital Investors
California
$114M 218,045 +21,272 +11%
Caisse de Depot et Placement du Quebec (CDPQ)
61
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$113M 214,722 -7,892 -4%
BCM
62
Bronte Capital Management
Australia
$111M 187,870 +33,177 +21%
DekaBank Deutsche Girozentrale
63
DekaBank Deutsche Girozentrale
Germany
$110M 211,207 -9,969 -5%
Mitsubishi UFJ Asset Management
64
Mitsubishi UFJ Asset Management
Japan
$110M 209,063 +10,213 +5%
Chevy Chase Trust
65
Chevy Chase Trust
Maryland
$109M 206,728 -14,482 -7%
Aberdeen Group
66
Aberdeen Group
United Kingdom
$107M 203,750 -41,447 -17%
EIP
67
Epoch Investment Partners
New York
$107M 203,057 -4,399 -2%
Citigroup
68
Citigroup
New York
$96.7M 184,246 -1,326 -0.7%
First Trust Advisors
69
First Trust Advisors
Illinois
$96.6M 184,044 +70,124 +62%
Victory Capital Management
70
Victory Capital Management
Texas
$91.3M 170,278 +73,109 +75%
Russell Investments Group
71
Russell Investments Group
United Kingdom
$91.1M 173,809 +27,069 +18%
VOYA Investment Management
72
VOYA Investment Management
Georgia
$90.7M 172,806 -16,438 -9%
RhumbLine Advisers
73
RhumbLine Advisers
Massachusetts
$89.6M 170,659 -2,508 -1%
ProShare Advisors
74
ProShare Advisors
Maryland
$88.9M 169,343 +6,051 +4%
CLGM
75
Capitolis Liquid Global Markets
New York
$88.2M 168,000 +117,000 +229%
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