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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 %
CAMV
576
Concord Asset Management (Virginia)
Virginia
$1.33M +$571K +972 +76%
WA
577
WP Advisors
California
$1.33M -$87.5K -138 -6%
1832 Asset Management
578
1832 Asset Management
Ontario, Canada
$1.33M -$1.71M -2,695 -56%
A
579
AlphaQuest
New York
$1.32M -$95.8K -151 -7%
KPWS
580
Kestra Private Wealth Services
Texas
$1.31M +$83.7K +132 +7%
CCG
581
Ceeto Capital Group
Florida
$1.29M – – –
NA
582
NewEdge Advisors
Louisiana
$1.29M -$482K -760 -27%
IP
583
Intellectus Partners
California
$1.29M +$620K +978 +93%
GL
584
Graypoint LLC
New York
$1.28M -$59K -93 -4%
HWM
585
HB Wealth Management
Georgia
$1.27M -$79.9K -126 -6%
IAS
586
IMA Advisory Services
Colorado
$1.27M -$190K -299 -13%
CWP
587
Concord Wealth Partners
Virginia
$1.27M +$469K +739 +59%
RAM
588
RedJay Asset Management
Ontario, Canada
$1.27M +$1.27M +2,000 New
DMKJ
589
David M. Knott Jr
$1.27M +$1.27M +2,000 New
SCM
590
Semanteon Capital Management
Massachusetts
$1.26M +$1.26M +1,985 New
OAM
591
Oppenheimer Asset Management
New York
$1.25M +$1.25M +1,965 New
BEI
592
Benjamin Edwards Inc
Missouri
$1.24M +$195K +307 +19%
QI
593
Qtron Investments
Massachusetts
$1.23M +$336K +530 +37%
TYCC
594
Texas Yale Capital Corp
Florida
$1.23M – – –
SCA
595
Snowden Capital Advisors
New York
$1.22M +$199K +314 +19%
Connor, Clark & Lunn Investment Management (CC&L)
596
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.22M +$623K +983 +105%
GT
597
Greenleaf Trust
Michigan
$1.21M +$1.9K +3 +0.2%
SRL
598
Scientech Research LLC
New Jersey
$1.21M -$1.09M -1,714 -47%
CFO
599
Callan Family Office
Pennsylvania
$1.21M +$213K +336 +21%
MSA
600
MUFG Securities Americas
New York
$1.18M +$195K +308 +20%
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