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Regenxbio
RGNX

Overview Fund Activity

159 hedge funds and large institutions have $345M invested in Regenxbio in 2025 Q2 according to their latest regulatory filings, with 25 funds opening new positions, 60 increasing their positions, 50 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
159
Holders Change
-5
Holders Change %
-3.05%
% of All Funds
2.13%
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
60
Reduced
50
Closed
28
Calls
$1.17M
Puts
$972K
Net Calls
+$201K
Net Calls Change
+$453K

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 Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$55.5M +$10.7M +1,304,573 +24%
RG
2
Redmile Group
California
$39.2M -$157K -19,063 -0.4%
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$31.6M -$4.21M -512,318 -12%
Vanguard Group
4
Vanguard Group
Pennsylvania
$28.1M -$425K -51,796 -1%
State Street
5
State Street
Massachusetts
$15.1M +$6.38M +777,552 +73%
Goldman Sachs
6
Goldman Sachs
New York
$14.7M +$8.47M +1,031,779 +137%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$9.27M +$177K +21,575 +2%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$9.22M -$205K -24,963 -2%
Morgan Stanley
9
Morgan Stanley
New York
$8.17M -$8.8M -1,072,139 -52%
AQR Capital Management
10
AQR Capital Management
Connecticut
$7.64M +$2.54M +309,601 +50%
2L
11
22NW LP
Washington
$7.58M +$2.09M +255,000 +38%
Balyasny Asset Management
12
Balyasny Asset Management
Illinois
$6.54M -$4.94M -601,397 -43%
Renaissance Technologies
13
Renaissance Technologies
New York
$6.04M +$3.6M +438,400 +148%
IHAM
14
Integral Health Asset Management
New York
$5.75M -$1.85M -225,000 -24%
VC
15
Voss Capital
Texas
$4.72M +$1.52M +185,000 +47%
Bank of America
16
Bank of America
North Carolina
$4.7M -$652K -79,444 -12%
Assenagon Asset Management
17
Assenagon Asset Management
Luxembourg
$4.7M -$5.85K -712 -0.1%
TI
18
Trexquant Investment
Connecticut
$4.6M +$836K +101,826 +22%
Qube Research & Technologies (QRT)
19
Qube Research & Technologies (QRT)
United Kingdom
$3.75M +$528K +64,317 +16%
NL
20
Nuveen LLC
North Carolina
$3.45M +$2.43M +295,549 +237%
Northern Trust
21
Northern Trust
Illinois
$3.28M -$57.8K -7,040 -2%
Charles Schwab
22
Charles Schwab
California
$3.18M +$172K +20,954 +6%
Ameriprise
23
Ameriprise
Minnesota
$3.06M +$344K +41,958 +13%
Stifel Financial
24
Stifel Financial
Missouri
$2.55M -$147K -17,859 -5%
UBS Group
25
UBS Group
Switzerland
$2.53M +$889K +108,305 +54%
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