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Regenxbio
RGNX

Overview Fund Activity

158 hedge funds and large institutions have $344M invested in Regenxbio in 2025 Q2 according to their latest regulatory filings, with 25 funds opening new positions, 59 increasing their positions, 50 reducing their positions, and 28 closing their positions.

Holders
158
Holders Change
-6
Holders Change %
-3.66%
% of All Funds
2.12%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.01%
New
25
Increased
59
Reduced
50
Closed
28
Calls
$1.17M
Puts
$784K
Net Calls
+$389K
Net Calls Change
+$641K

Top Buyers

1
BlackRock
1
BlackRock
New York
$55.5M
2
Goldman Sachs
2
Goldman Sachs
New York
$14.7M
3
State Street
3
State Street
Massachusetts
$15.1M
4
Renaissance Technologies
4
Renaissance Technologies
New York
$6.04M
5
AQR Capital Management
5
AQR Capital Management
Connecticut
$7.64M

Top Sellers

1
Morgan Stanley
1
Morgan Stanley
New York
$8.17M
2
Citadel Advisors
2
Citadel Advisors
Florida
$2.4M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$6.54M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$31.6M
5
CSS
5
Cubist Systematic Strategies
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Citadel Advisors
26
Citadel Advisors
Florida
$2.4M 291,866 -735,670 -72%
Jane Street
27
Jane Street
New York
$1.99M 242,412 -171,655 -41%
Acadian Asset Management
28
Acadian Asset Management
Massachusetts
$1.97M 240,264 +82,998 +53%
Barclays
29
Barclays
United Kingdom
$1.97M 239,535 +119,876 +100%
GCP
30
GSA Capital Partners
United Kingdom
$1.86M 226,582 +95,253 +73%
EAM
31
Exome Asset Management
New York
$1.86M 226,060 -179,221 -44%
Marshall Wace
32
Marshall Wace
United Kingdom
$1.83M 222,342 -3,238 -1%
AI
33
ArchPoint Investors
Florida
$1.81M 220,528 -1,000 -0.5%
Hudson Bay Capital Management
34
Hudson Bay Capital Management
Connecticut
$1.81M 220,000 -75,000 -25%
Squarepoint
35
Squarepoint
New York
$1.8M 219,288 +209,084 +2,049%
Two Sigma Investments
36
Two Sigma Investments
New York
$1.71M 207,951 -118,757 -36%
ACM
37
ADAR1 Capital Management
Texas
$1.71M 207,818 -142,534 -41%
PAM
38
Panagora Asset Management
Massachusetts
$1.69M 206,378 – –
Deutsche Bank
39
Deutsche Bank
Germany
$1.54M 187,265 -7,937 -4%
YIH
40
Y-Intercept (HK)
Hong Kong
$1.45M 176,999 +176,999 New
Fidelity Investments
41
Fidelity Investments
Massachusetts
$1.41M 171,519 +3,135 +2%
HWAM
42
Hennion & Walsh Asset Management
New Jersey
$1.27M 154,492 -4,891 -3%
NRD
43
Nebula Research & Development
New York
$1.24M 151,293 +151,293 New
MCM
44
Moore Capital Management
New York
$1.23M 150,000 +50,000 +50%
Macquarie Group
45
Macquarie Group
Australia
$1.22M 149,000 – –
Bank of New York Mellon
46
Bank of New York Mellon
New York
$1.18M 144,110 +2,710 +2%
IC
47
IEQ Capital
California
$1.06M 129,610 +78,641 +154%
Los Angeles Capital Management
48
Los Angeles Capital Management
California
$1.03M 125,408 +125,408 New
Two Sigma Advisers
49
Two Sigma Advisers
New York
$1.03M 124,900 -72,100 -37%
Invesco
50
Invesco
Georgia
$929K 113,209 +33,740 +42%
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