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Regeneron Pharmaceuticals
REGN

Overview Fund Activity

1,273 hedge funds and large institutions have $58.3B invested in Regeneron Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 139 funds opening new positions, 517 increasing their positions, 449 reducing their positions, and 147 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,273
Holders Change
-30
Holders Change %
-2.3%
% of All Funds
17.29%
Holding in Top 10
15
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+7.14%
% of All Funds
0.2%
New
139
Increased
517
Reduced
449
Closed
147
Calls
$974M
Puts
$1B
Net Calls
-$27.6M
Net Calls Change
-$47.5M

Top Buyers

1
Two Sigma Advisers
Two Sigma Advisers
New York
+$351M
2
Pacer Advisors
Pacer Advisors
Pennsylvania
+$248M
3
Two Sigma Investments
Two Sigma Investments
New York
+$214M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$193M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$166M

Top Sellers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$889M
2
Capital World Investors
Capital World Investors
California
-$533M
3
Capital International Investors
Capital International Investors
California
-$474M
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$381M
5
Morgan Stanley
Morgan Stanley
New York
-$114M
Name Holding Trade Value Shares
Change 		Shares
Change %
WA
1226
Whipplewood Advisors
Colorado
$3.17K +$3.08K +161 +3,220%
KA
1227
Kozak & Associates
Colorado
$2.86K – – –
SVCP
1228
Silicon Valley Capital Partners
California
$2.55K – – –
GK
1229
Graney & King
New York
$2.54K +$1.9K +3 +300%
LI
1230
LRI Investments
Florida
$2.54K -$27.9K -44 -92%
NWM
1231
Nova Wealth Management
Florida
$2.54K -$12.1K -19 -83%
CB
1232
CNB Bank
Pennsylvania
$2.54K – – –
RWPA
1233
Richard W. Paul & Associates
Michigan
$2.54K – – –
WCM
1234
WealthTrak Capital Management
Virginia
$2.54K – – –
HFM
1235
Hartford Financial Management
Connecticut
$2.54K – – –
FRA
1236
Front Row Advisors
California
$2.54K – – –
WA
1237
WestEnd Advisors
North Carolina
$2.54K +$1.9K +3 +300%
HHGA
1238
Halbert Hargrove Global Advisors
California
$2.54K +$2.54K +4 New
EWA
1239
EQ Wealth Advisors
Texas
$2.54K +$2.54K +4 New
HFS
1240
Hughes Financial Services
Virginia
$2.47K +$2.47K +4 New
WW
1241
Winnow Wealth
Texas
$2K +$499 +1 +33%
LWMI
1242
Legacy Wealth Management (Idaho)
Idaho
$1.9K -$9.52K -15 -83%
LIM
1243
Longfellow Investment Management
Massachusetts
$1.9K – – –
GFL
1244
Granite FO LLC
New Hampshire
$1.9K – – –
IHWM
1245
Iron Horse Wealth Management
Iowa
$1.9K – – –
WA
1246
WPG Advisers
Maryland
$1.9K +$634 +1 +50%
DWM
1247
Dogwood Wealth Management
Kansas
$1.9K +$1.9K +3 New
RFS
1248
Richardson Financial Services
Massachusetts
$1.9K – – –
PWA
1249
Principia Wealth Advisory
Texas
$1.73K – – –
PS
1250
PayPay Securities
Japan
$1.32K -$1.98K -3 -60%
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50
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