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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 %
Fisher Asset Management
451
Fisher Asset Management
Washington
$2.76M -$975K -1,537 -26%
OAC
452
OMERS Administration Corp
Ontario, Canada
$2.75M -$405K -639 -13%
AUB
453
Atlantic Union Bankshares
Virginia
$2.75M +$216K +341 +9%
TE
454
Tema ETFs
New York
$2.73M -$982K -1,549 -26%
Brown Advisory
455
Brown Advisory
Maryland
$2.71M -$157K -247 -5%
ECM
456
Element Capital Management
New York
$2.7M +$2.7M +4,265 New
Lido Advisors
457
Lido Advisors
California
$2.67M +$1.2M +1,894 +82%
FM
458
Family Management
New York
$2.67M +$50.7K +80 +2%
QCM
459
QRG Capital Management
Illinois
$2.65M -$10.5M -16,527 -80%
MPWT
460
MassMutual Private Wealth & Trust
Connecticut
$2.64M +$61.5K +97 +2%
CAM
461
Cresset Asset Management
Illinois
$2.63M -$81.2K -128 -3%
Northwestern Mutual Wealth Management
462
Northwestern Mutual Wealth Management
Wisconsin
$2.62M +$188K +297 +8%
MAM
463
Morse Asset Management
Connecticut
$2.61M +$1.44M +2,264 +122%
SFS
464
Stiles Financial Services
Minnesota
$2.6M +$127K +200 +5%
Carson Wealth (CWM LLC)
465
Carson Wealth (CWM LLC)
Nebraska
$2.59M +$1.27M +2,007 +97%
B
466
Bailard
California
$2.56M -$5.95M -9,388 -70%
SFM
467
Signet Financial Management
New Jersey
$2.54M +$52.6K +83 +2%
AC
468
Asio Capital
Kentucky
$2.53M +$303K +477 +14%
MHC
469
Meyer Handelman Company
New York
$2.53M -$79.3K -125 -3%
ECM
470
Eisler Capital Management
United Kingdom
$2.5M -$2.26M -3,558 -47%
Cambridge Investment Research Advisors
471
Cambridge Investment Research Advisors
Iowa
$2.49M -$260K -410 -9%
SC
472
Savant Capital
Illinois
$2.47M +$1.84M +2,903 +295%
ECM
473
Evergreen Capital Management
Washington
$2.46M +$10.1K +16 +0.4%
PIM
474
Plato Investment Management
Australia
$2.42M +$715K +1,116 +42%
PFS
475
Prospera Financial Services
Texas
$2.42M +$72.9K +115 +3%
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