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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 %
SB
476
Strategic Blueprint
Georgia
$2.4M -$46.3K -73 -2%
RBA
477
Richard Bernstein Advisors
New York
$2.39M -$83.1K -131 -3%
CL
478
Choreo LLC
Illinois
$2.38M +$20.3K +32 +0.9%
SIAP
479
Sterling Investment Advisors (Pennsylvania)
Pennsylvania
$2.35M -$31.7K -50 -1%
NRD
480
Nebula Research & Development
New York
$2.34M +$1.32M +2,080 +130%
SCM
481
Sterling Capital Management
North Carolina
$2.33M +$474K +747 +26%
OA
482
Oxbow Advisors
Texas
$2.32M +$2.32M +3,653 New
XT
483
XTX Topco
Cayman Islands
$2.31M +$988K +1,558 +75%
SW
484
SteelPeak Wealth
California
$2.29M +$502K +792 +28%
PI
485
PineBridge Investments
New York
$2.26M -$258K -407 -10%
OPW
486
Osprey Private Wealth
New York
$2.24M +$2.24M +3,530 New
AC
487
Allstate Corporation
Illinois
$2.24M +$209K +330 +10%
GT
488
Glenview Trust
Kentucky
$2.23M +$282K +444 +14%
ACM
489
Alpha Capital Management
Texas
$2.23M +$230K +363 +12%
ECM
490
Everence Capital Management
Indiana
$2.22M -$209K -330 -9%
AWM
491
Apollon Wealth Management
South Carolina
$2.22M +$1.12M +1,772 +103%
ICP
492
Ilex Capital Partners
United Kingdom
$2.2M +$2.2M +3,475 New
HT
493
Headlands Technologies
Illinois
$2.15M -$1.27M -1,997 -37%
FMWA
494
Forvis Mazars Wealth Advisors
Missouri
$2.15M +$88.2K +139 +4%
SC
495
Sepio Capital
Utah
$2.15M +$534K +842 +33%
ETC
496
Exchange Traded Concepts
Oklahoma
$2.13M -$1.78M -2,807 -46%
NMIMC
497
Northwestern Mutual Investment Management Company
Wisconsin
$2.12M +$2.54K +4 +0.1%
JIC
498
Joel Isaacson & Co
New York
$2.09M – – –
Bank Julius Baer & Co
499
Bank Julius Baer & Co
Switzerland
$2.08M -$81.8M -115,343 -98%
BMSSC
500
B. Metzler seel. Sohn & Co
Germany
$2.05M -$85.6K -135 -4%
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