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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 %
Truist Financial
176
Truist Financial
North Carolina
$20.4M -$2.77M -5,284 -12%
Stifel Financial
177
Stifel Financial
Missouri
$19.8M -$244K -465 -1%
BBVA
178
Banco Bilbao Vizcaya Argentaria
Spain
$19.8M -$258K -492 -1%
PEAK6
179
PEAK6
Illinois
$19.5M +$19.5M +37,230 New
LF
180
Lansforsakringar Fondforvaltning
Sweden
$19.4M -$1.53M -2,922 -7%
KBC Group
181
KBC Group
Belgium
$19.2M -$59.3M -112,868 -76%
SO
182
STRS Ohio
Ohio
$19.1M +$1.09M +2,069 +6%
State of New Jersey Common Pension Fund D
183
State of New Jersey Common Pension Fund D
New Jersey
$19M -$12.1K -23 -0.1%
Carson Wealth (CWM LLC)
184
Carson Wealth (CWM LLC)
Nebraska
$18.6M +$16.5M +31,425 +770%
GD
185
Grandfield & Dodd
New York
$18.5M +$1.05M +1,998 +6%
YIH
186
Y-Intercept (HK)
Hong Kong
$18.3M +$13.2M +25,170 +259%
CI
187
Capital International
California
$17.8M -$4.85M -9,241 -21%
JGC
188
J. Goldman & Co
New York
$17.8M +$9.95M +18,960 +127%
Allspring Global Investments
189
Allspring Global Investments
North Carolina
$17.7M -$3.52M -6,577 -17%
LI
190
LMCG Investments
Massachusetts
$17.6M +$10M +19,116 +132%
CIBC Asset Management
191
CIBC Asset Management
Ontario, Canada
$17.3M -$826K -1,573 -5%
SEI Investments
192
SEI Investments
Pennsylvania
$17M +$1.57M +2,996 +10%
NIM
193
NEOS Investment Management
Connecticut
$16.8M +$5.86M +11,164 +53%
HCM
194
Howland Capital Management
Massachusetts
$16.7M +$2.68M +5,107 +19%
ASRS
195
Arizona State Retirement System
Arizona
$16.4M -$243K -462 -1%
CM
196
Caption Management
Oklahoma
$16.4M +$16.4M +31,200 New
Teacher Retirement System of Texas
197
Teacher Retirement System of Texas
Texas
$16.2M -$1.12M -2,136 -6%
Allianz Asset Management
198
Allianz Asset Management
Germany
$16M -$8.57M -16,333 -35%
TS
199
Tamar Securities
California
$15.9M +$1.18M +2,247 +8%
OIC
200
Orion Investment Company
Missouri
$15.9M -$152K -290 -0.9%
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