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Regeneron Pharmaceuticals

1,192 hedge funds and large institutions have $46.8B invested in Regeneron Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 134 funds opening new positions, 437 increasing their positions, 472 reducing their positions, and 201 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

20% less capital invested

Capital invested by funds: $58.3B → $46.8B (-$11.5B)

20% less funds holding in top 10

Funds holding in top 10: 1512 (-3)

33% less first-time investments, than exits

New positions opened: 134 | Existing positions closed: 201

Holders
1,192
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.15B
Puts
$1.01B
Net Calls
Net Calls Change

Top Buyers

1 +$789M
2 +$318M
3 +$202M
4
BlackRock
BlackRock
New York
+$184M
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$171M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity International
76
Fidelity International
Bermuda
$87.2M
California State Teachers Retirement System (CalSTRS)
77
California State Teachers Retirement System (CalSTRS)
California
$86.2M
Susquehanna International Group
78
Susquehanna International Group
Pennsylvania
$86.1M
SAM
79
Southeastern Asset Management
Tennessee
$84.3M
Balyasny Asset Management
80
Balyasny Asset Management
Illinois
$80.6M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
81
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$76.8M
Point72 Asset Management
82
Point72 Asset Management
Connecticut
$75.1M
National Bank of Canada
83
National Bank of Canada
Quebec, Canada
$75M
CS
84
Candriam SCA
Luxembourg
$74.7M
Wells Fargo
85
Wells Fargo
California
$70.4M
Raymond James Financial
86
Raymond James Financial
Florida
$68.8M
Retirement Systems of Alabama
87
Retirement Systems of Alabama
Alabama
$67.8M
New York State Common Retirement Fund
88
New York State Common Retirement Fund
New York
$67.2M
AssetMark Inc
89
AssetMark Inc
California
$67M
Bank of Montreal
90
Bank of Montreal
Ontario, Canada
$65.4M
Principal Financial Group
91
Principal Financial Group
Iowa
$64.7M
Canada Pension Plan Investment Board
92
Canada Pension Plan Investment Board
Ontario, Canada
$63.4M
AQR Capital Management
93
AQR Capital Management
Connecticut
$59.7M
Natixis Advisors
94
Natixis Advisors
Massachusetts
$59.3M
Universal-Beteiligungs- und Servicegesellschaft
95
Universal-Beteiligungs- und Servicegesellschaft
Germany
$55.9M
Zurich Cantonal Bank
96
Zurich Cantonal Bank
Switzerland
$55.2M
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$54.7M
Envestnet Asset Management
98
Envestnet Asset Management
Illinois
$54.3M
Capital Research Global Investors
99
Capital Research Global Investors
California
$53.6M
Mackenzie Financial
100
Mackenzie Financial
Ontario, Canada
$53.2M