We are live on ! Find out more
RGNX icon

Regenxbio

174 hedge funds and large institutions have $593M invested in Regenxbio in 2025 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 62 increasing their positions, 60 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

71% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 14

49% more capital invested

Capital invested by funds: $399M → $593M (+$194M)

5% more funds holding

Funds holding: 166174 (+8)

8% more call options, than puts

Call options by funds: $2.83M | Put options by funds: $2.62M

3% more repeat investments, than reductions

Existing positions increased: 62 | Existing positions reduced: 60

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

0.6% less ownership

Funds ownership: 81.88%81.28% (-0.6%)

Holders
174
Holders Change
+8
Holders Change %
+4.82%
% of All Funds
2.12%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
24
Increased
62
Reduced
60
Closed
14
Calls
$2.83M
Puts
$2.62M
Net Calls
+$212K
Net Calls Change
+$332K
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
26
Fidelity Investments
Massachusetts
$3.83M +$884K +70,905 +36%
TI
27
Trexquant Investment
Connecticut
$3.61M -$260K -20,841 -8%
Ameriprise
28
Ameriprise
Minnesota
$3.56M +$65.9K +5,289 +2%
PAM
29
Panagora Asset Management
Massachusetts
$3.21M +$199K +15,942 +8%
AI
30
ArchPoint Investors
Florida
$3.2M -$15.6K -1,250 -0.6%
Millennium Management
31
Millennium Management
New York
$3.09M +$1.6M +128,007 +148%
UBS Group
32
UBS Group
Switzerland
$2.98M -$695K -55,731 -21%
MCM
33
Moore Capital Management
New York
$2.88M +$623K +50,000 +33%
Jane Street
34
Jane Street
New York
$2.83M -$1.18M -94,641 -33%
Deutsche Bank
35
Deutsche Bank
Germany
$2.77M +$19K +1,527 +0.8%
IC
36
IEQ Capital
California
$2.69M +$347K +27,863 +18%
JF
37
Jump Financial
Illinois
$2.56M +$1.6M +128,025 +256%
Barclays
38
Barclays
United Kingdom
$2.37M -$767K -61,519 -27%
Invesco
39
Invesco
Georgia
$2.27M +$100K +8,023 +5%
NAMI
40
Nomura Asset Management International
Pennsylvania
$2.15M +$1.86M +149,000 New
Bank of New York Mellon
41
Bank of New York Mellon
New York
$2.1M -$56.6K -4,539 -3%
ACM
42
ADAR1 Capital Management
Texas
$2.09M -$755K -60,561 -29%
Hudson Bay Capital Management
43
Hudson Bay Capital Management
Connecticut
$2.02M -$748K -60,000 -30%
SPS
44
Susquehanna Portfolio Strategies
Pennsylvania
$1.92M
Two Sigma Investments
45
Two Sigma Investments
New York
$1.87M -$303K -24,345 -16%
DekaBank Deutsche Girozentrale
46
DekaBank Deutsche Girozentrale
Germany
$1.8M
RA
47
Royce & Associates
New York
$1.71M +$1.48M +119,038 New
PBM
48
Propel Bio Management
California
$1.68M +$1.46M +116,896 New
Massachusetts Financial Services
49
Massachusetts Financial Services
Massachusetts
$1.66M -$47.5K -3,807 -3%
American Century Companies
50
American Century Companies
Missouri
$1.63M -$68.8K -5,521 -5%