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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
17.3%
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
$258M
3
Two Sigma Investments
Two Sigma Investments
New York
$236M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$305M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$446M

Top Sellers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$3.59B
2
Capital World Investors
Capital World Investors
California
$1.23B
3
Capital International Investors
Capital International Investors
California
$2.53B
4
Fidelity Investments
Fidelity Investments
Massachusetts
$4.82B
5
Morgan Stanley
Morgan Stanley
New York
$793M
Name Holding Trade Value Shares
Change 		Shares
Change %
SC
1401
Stephens Consulting
Michigan
– -$15K -21 Closed
SSG
1402
Summit Securities Group
New York
– -$13.5K -19 Closed
TPW
1403
Talon Private Wealth
Florida
– -$13.5K -19 Closed
LDB
1404
Lee, Danner & Bass
Tennessee
– -$7.84K -11 Closed
CTC
1405
Cetera Trust Company
Minnesota
– -$5.7K -8 Closed
DRP
1406
Decker Retirement Planning
Utah
– -$4.27K -6 Closed
UBP
1407
Union Bancaire Privee
Switzerland
– -$2.81K -5 Closed
BFPW
1408
BOK Financial Private Wealth
Colorado
– -$3.56K -5 Closed
OA
1409
Operose Advisors
Wisconsin
– -$3.56K -5 Closed
LAM
1410
Lummis Asset Management
Texas
– -$3.56K -5 Closed
SIC
1411
Salem Investment Counselors
North Carolina
– -$2.14K -3 Closed
CPL
1412
Capital & Planning LLC
Georgia
– -$2.14K -3 Closed
PPC
1413
Park Place Capital
Alabama
– -$2.14K -3 Closed
CAM
1414
Creekmur Asset Management
Illinois
– -$1.43K -2 Closed
BONH
1415
Bank of New Hampshire
New Hampshire
– -$1.43K -2 Closed
PEAK6
1416
PEAK6
Illinois
– -$672 -1 Closed
1IA
1417
1620 Investment Advisors
Massachusetts
– -$801 -1 Closed
WAS
1418
Winch Advisory Services
Wisconsin
– -$712 -1 Closed
SMAM
1419
Sugar Maple Asset Management
Wisconsin
– -$712 -1 Closed
CT
1420
Coastline Trust
Rhode Island
– -$712 -1 Closed
PCFFS
1421
Pacific Center for Financial Services
California
– -$10 – –
RFG
1422
REAP Financial Group
Texas
– -$25 – –
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