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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 %
CWG
1201
Cornerstone Wealth Group
North Carolina
– -$5.24M -8,270 Closed
SP
1202
SIH Partners
Delaware
– -$4.92M -7,750 Closed
JFG
1203
Jefferies Financial Group
New York
– -$4.2M -6,623 Closed
AIMCA
1204
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
– -$3.48M -5,486 Closed
SAM
1205
Smithbridge Asset Management
Pennsylvania
– -$3.4M -5,368 Closed
GAMH
1206
Greenwoods Asset Management (HK)
Hong Kong
– -$3.01M -4,750 Closed
APF
1207
Alaska Permanent Fund
Alaska
– -$2.77M -4,624 Closed
ECM
1208
Element Capital Management
New York
– -$2.7M -4,265 Closed
AC
1209
Asio Capital
Kentucky
– -$2.53M -3,995 Closed
SB
1210
Strategic Blueprint
Georgia
– -$2.4M -3,788 Closed
OA
1211
Oxbow Advisors
Texas
– -$2.32M -3,653 Closed
SW
1212
SteelPeak Wealth
California
– -$2.29M -3,615 Closed
AC
1213
Allstate Corporation
Illinois
– -$2.24M -3,525 Closed
ICP
1214
Ilex Capital Partners
United Kingdom
– -$2.2M -3,475 Closed
GMFG
1215
Greater Midwest Financial Group
Minnesota
– -$2.03M -3,206 Closed
OSNBOA
1216
Old Second National Bank of Aurora
Illinois
– -$1.81M -2,853 Closed
SGI
1217
Summit Global Investments
Utah
– -$1.76M -2,772 Closed
WI
1218
Wahed Invest
New York
– -$1.72M -2,712 Closed
ACM
1219
Aster Capital Management
United Arab Emirates
– -$1.85M -2,653 Closed
SFAM
1220
Springhill Fund Asset Management
Hong Kong
– -$1.65M -2,600 Closed
CIG
1221
CHB Investment Group
Pennsylvania
– -$1.65M -2,597 Closed
MC
1222
Machina Capital
France
– -$1.6M -2,522 Closed
AA
1223
ABC Arbitrage
France
– -$1.59M -2,511 Closed
USAA
1224
United Services Automobile Association
Texas
– -$1.58M -2,477 Closed
CAMV
1225
Concord Asset Management (Virginia)
Virginia
– -$1.33M -2,259 Closed
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