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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 %
OC
251
Oppenheimer & Co
New York
$11.5M +$868K +1,369 +8%
RWP
252
RWA Wealth Partners
Massachusetts
$11.4M -$289K -456 -2%
Wellington Management Group
253
Wellington Management Group
Massachusetts
$11M -$83.3M -131,415 -88%
SMDAM
254
Sumitomo Mitsui DS Asset Management
Japan
$11M -$1.61M -2,531 -13%
SOADOR
255
State of Alaska Department of Revenue
Alaska
$11M +$206K +325 +2%
URS
256
Utah Retirement Systems
Utah
$11M – – –
NPPM
257
North Point Portfolio Managers
Ohio
$10.9M +$125K +197 +1%
Lazard Asset Management
258
Lazard Asset Management
New York
$10.8M -$1.87M -2,949 -15%
VMPIC
259
Varma Mutual Pension Insurance Co
Finland
$10.7M -$381K -600 -3%
TAM
260
Taurus Asset Management
New York
$10.6M -$263K -414 -2%
X
261
Xponance
Pennsylvania
$10.3M -$3.17K -5 -0%
JG
262
Jain Global
New York
$10.2M +$8.25M +13,010 +415%
GWM
263
Greenwich Wealth Management
Connecticut
$10.2M +$37.4K +59 +0.4%
PR
264
Payden & Rygel
California
$10.2M +$10.2M +16,100 New
AG
265
AIA Group
Hong Kong
$10.2M +$1.58M +2,493 +18%
Cerity Partners
266
Cerity Partners
New York
$10.2M -$25.4K -40 -0.2%
PNC Financial Services Group
267
PNC Financial Services Group
Pennsylvania
$10.1M -$479K -755 -5%
FHA
268
First Horizon Advisors
Tennessee
$9.71M +$1.34M +2,119 +16%
PIMJS
269
PKO Investment Management Joint-Stock
Poland
$9.7M +$2.85M +4,500 +42%
PFSRSONJ
270
Police & Firemen's Retirement System of New Jersey
New Jersey
$9.66M +$41.9K +66 +0.4%
Wolverine Trading
271
Wolverine Trading
Illinois
$9.55M +$1.15M +1,802 +14%
TMAM
272
Tokio Marine Asset Management
Japan
$9.55M +$1.78M +2,805 +23%
Comerica Bank
273
Comerica Bank
Texas
$9.5M +$500K +789 +6%
IMPI
274
Ilmarinen Mutual Pension Insurance
Finland
$9.45M +$2.22M +3,500 +31%
JGC
275
J. Goldman & Co
New York
$9.44M +$1.46M +2,298 +18%
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