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Regenxbio

158 hedge funds and large institutions have $345M invested in Regenxbio in 2025 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 60 increasing their positions, 50 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

4% less funds holding

Funds holding: 164158 (-6)

14% less first-time investments, than exits

New positions opened: 24 | Existing positions closed: 28

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

Holders
158
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.17M
Puts
$972K
Net Calls
Net Calls Change

Top Buyers

1 +$10.9M
2 +$8.64M
3 +$6.51M
4
Renaissance Technologies
Renaissance Technologies
New York
+$3.67M
5
AQR Capital Management
AQR Capital Management
Connecticut
+$2.59M

Top Sellers

1 -$8.97M
2 -$6.16M
3 -$5.03M
4
JP Morgan Chase
JP Morgan Chase
New York
-$4.29M
5
CSS
Cubist Systematic Strategies
Connecticut
-$2.56M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$250K
77
$247K
78
$243K
79
$239K
80
$235K
81
$230K
82
$229K
83
$222K
84
$222K
85
$220K
86
$215K
87
$194K
88
$194K
89
$192K
90
$168K
91
$166K
92
$164K
93
$151K
94
$143K
95
$140K
96
$132K
97
$129K
98
$123K
99
$120K
100
$119K