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Regeneron Pharmaceuticals
REGN

Overview Fund Activity

1,188 hedge funds and large institutions have $46.8B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 133 funds opening new positions, 437 increasing their positions, 470 reducing their positions, and 199 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,188
Holders Change
-85
Holders Change %
-6.68%
% of All Funds
15.93%
Holding in Top 10
12
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-20%
% of All Funds
0.16%
New
133
Increased
437
Reduced
470
Closed
199
Calls
$1.15B
Puts
$1.01B
Net Calls
+$139M
Net Calls Change
+$166M

Top Buyers

1
Dodge & Cox
Dodge & Cox
California
$2.01B
2
Citadel Advisors
Citadel Advisors
Florida
$357M
3
Two Sigma Advisers
Two Sigma Advisers
New York
$493M
4
BlackRock
BlackRock
New York
$4.87B
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
$244M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$1.75B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$2.07B
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$402M
4
Capital International Investors
Capital International Investors
California
$1.66B
5
Amundi
Amundi
France
$491M
Name Holding Trade Value Shares
Change 		Shares
Change %
PWP
1301
Perfromance Wealth Partners
Illinois
– -$258K -407 Closed
CP
1302
Clarendon Private
Massachusetts
– -$258K -407 Closed
FC
1303
Farringdon Capital
United Kingdom
– -$258K -407 Closed
DO
1304
denkapparat Operations
Germany
– -$257K -406 Closed
AFA
1305
Allium Financial Advisors
Oregon
– -$256K -404 Closed
RT
1306
Rockland Trust
Massachusetts
– -$255K -402 Closed
MIM
1307
Meixler Investment Management
Arizona
– -$254K -400 Closed
CAM
1308
Covenant Asset Management
New Jersey
– -$245K -387 Closed
RPA
1309
Rock Point Advisors
Vermont
– -$241K -380 Closed
GSB
1310
Greenfield Savings Bank
Massachusetts
– -$240K -379 Closed
BFG
1311
Berger Financial Group
Minnesota
– -$239K -377 Closed
IC
1312
Iconiq Capital
California
– -$238K -376 Closed
AWM
1313
Angeles Wealth Management
California
– -$238K -375 Closed
SEIA
1314
Signature Estate & Investment Advisors
California
– -$237K -374 Closed
KOC
1315
Koss-Olinger Consulting
Florida
– -$235K -370 Closed
MIA
1316
MMBG Investment Advisors
Florida
– -$235K -370 Closed
KP
1317
Keel Point
Alabama
– -$233K -368 Closed
PM
1318
Phraction Management
Connecticut
– -$233K -367 Closed
AL
1319
Aspiriant LLC
California
– -$231K -364 Closed
DTL
1320
Dynamic Technology Lab
Singapore
– -$226K -357 Closed
FWA
1321
FSM Wealth Advisors
Ohio
– -$226K -356 Closed
BTWM
1322
Brass Tax Wealth Management
Ohio
– -$224K -353 Closed
FW
1323
Fidato Wealth
Ohio
– -$223K -352 Closed
PP
1324
Paloma Partners
Connecticut
– -$223K -352 Closed
WG
1325
Welch Group
Alabama
– -$220K -345 Closed
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