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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
+$789M
2
Citadel Advisors
Citadel Advisors
Florida
+$318M
3
Two Sigma Advisers
Two Sigma Advisers
New York
+$202M
4
BlackRock
BlackRock
New York
+$184M
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$171M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$2.24B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$902M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$740M
4
Capital International Investors
Capital International Investors
California
-$433M
5
Amundi
Amundi
France
-$387M
Name Holding Trade Value Shares
Change 		Shares
Change %
RWPA
1151
Richard W. Paul & Associates
Michigan
$2.1K – – –
PWM
1152
Parkworth Wealth Management
California
$2.1K +$1.58K +3 +300%
CT
1153
Clearstead Trust
Maine
$2.1K +$2.1K +4 New
MCI
1154
MRP Capital Investments
Georgia
$1.58K -$11K -21 -88%
FRA
1155
Front Row Advisors
California
$1.58K -$525 -1 -25%
PWA
1156
Principia Wealth Advisory
Texas
$1.58K – – –
GFL
1157
Granite FO LLC
New Hampshire
$1.58K – – –
IHWM
1158
Iron Horse Wealth Management
Iowa
$1.58K – – –
RFS
1159
Richardson Financial Services
Massachusetts
$1.58K – – –
LIM
1160
Longfellow Investment Management
Massachusetts
$1.58K – – –
PS
1161
PayPay Securities
Japan
$1.58K +$525 +1 +50%
RWM
1162
Rialto Wealth Management
New York
$1.58K +$1.05K +2 +200%
SC
1163
Stephens Consulting
Michigan
$1.58K +$1.58K +3 New
TFG
1164
Team Financial Group
California
$1.58K +$1.58K +3 New
CWP
1165
Concord Wealth Partners
Virginia
$1.05K -$1.05M -1,999 -100%
BA
1166
Bellwether Advisors
Nebraska
$1.05K -$890K -1,695 -100%
WWM
1167
Wolff Wiese Magana
California
$1.05K -$3.68K -7 -78%
NWM
1168
Nova Wealth Management
Florida
$1.05K -$1.05K -2 -50%
LWMI
1169
Legacy Wealth Management (Idaho)
Idaho
$1.05K -$525 -1 -33%
DI
1170
DAGCO Inc
Ohio
$1.05K – – –
CTWM
1171
Cherry Tree Wealth Management
Minnesota
$1.05K – – –
ACA
1172
American Capital Advisory
Idaho
$1.05K +$525 +1 +100%
AWM
1173
Atticus Wealth Management
Florida
$1.05K +$1.05K +2 New
QWM
1174
Quaker Wealth Management
New Jersey
$1.05K +$1.05K +2 New
GC
1175
GFG Capital
Florida
$1.05K +$1.05K +2 New
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