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Regeneron Pharmaceuticals
REGN

Overview Fund Activity

1,188 hedge funds and large institutions have $46.8B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 133 funds opening new positions, 437 increasing their positions, 470 reducing their positions, and 199 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,188
Holders Change
-85
Holders Change %
-6.68%
% of All Funds
15.93%
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
437
Reduced
470
Closed
199
Calls
$1.15B
Puts
$1.01B
Net Calls
+$139M
Net Calls Change
+$166M

Top Buyers

1
Dodge & Cox
Dodge & Cox
California
$2.01B
2
Citadel Advisors
Citadel Advisors
Florida
$357M
3
Two Sigma Advisers
Two Sigma Advisers
New York
$493M
4
BlackRock
BlackRock
New York
$4.87B
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
$244M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$1.75B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$2.07B
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$402M
4
Capital International Investors
Capital International Investors
California
$1.66B
5
Amundi
Amundi
France
$491M
Name Holding Trade Value Shares
Change 		Shares
Change %
IA
1251
Integrity Alliance
Iowa
– -$579K -913 Closed
DCA
1252
DSG Capital Advisors
Minnesota
– -$545K -860 Closed
FPAS
1253
Focus Partners Advisor Solutions
Missouri
– -$538K -849 Closed
AT
1254
American Trust
Kentucky
– -$494K -779 Closed
Group One Trading
1255
Group One Trading
Illinois
– -$485K -765 Closed
GAA
1256
Global Assets Advisory
Florida
– -$443K -759 Closed
IWC
1257
Integrated Wealth Concepts
Massachusetts
– -$477K -752 Closed
AFG
1258
Atomi Financial Group
New York
– -$460K -725 Closed
PSCM
1259
Per Stirling Capital Management
Texas
– -$457K -720 Closed
MM
1260
MQS Management
New York
– -$450K -710 Closed
FAIM
1261
Financial Advocates Investment Management
Washington
– -$438K -691 Closed
TFS
1262
Thoroughbred Financial Services
Tennessee
– -$431K -680 Closed
A
1263
AustralianSuper
Australia
– -$430K -678 Closed
PCA
1264
Pallas Capital Advisors
Massachusetts
– -$426K -671 Closed
NW
1265
NewEdge Wealth
Pennsylvania
– -$425K -669 Closed
FCM
1266
Fieldview Capital Management
Michigan
– -$407K -642 Closed
SW
1267
SVB Wealth
Massachusetts
– -$396K -625 Closed
CA
1268
Claro Advisors
Massachusetts
– -$393K -620 Closed
LHWM
1269
Lake Hills Wealth Management
Texas
– -$391K -616 Closed
RSA
1270
River Street Advisors
Illinois
– -$390K -615 Closed
VWM
1271
Venturi Wealth Management
Texas
– -$388K -612 Closed
AFT
1272
Alpha Family Trust
California
– -$377K -595 Closed
GVAG
1273
Great Valley Advisor Group
Delaware
– -$365K -575 Closed
CIA
1274
Choate Investment Advisors
Massachusetts
– -$356K -561 Closed
KAM
1275
Kazazian Asset Management
Florida
– -$355K -560 Closed
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51
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