434 hedge funds and large institutions have $5.01B invested in Qualys in 2025 Q2 according to their latest regulatory filings, with 56 funds opening new positions, 175 increasing their positions, 148 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
434
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$30.2M
Puts
$1.46M
Net Calls
Net Calls Change

Top Buyers

1 +$42.8M
2 +$22.8M
3 +$11.7M
4
Morgan Stanley
Morgan Stanley
New York
+$11.4M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
+$11.1M

Top Sellers

1 -$28M
2 -$24.2M
3 -$19.1M
4
Marshall Wace
Marshall Wace
United Kingdom
-$17.5M
5
ACM
American Capital Management
New York
-$15.7M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$5.29M
102
$5.22M
103
$4.99M
104
$4.87M
105
$4.8M
106
$4.47M
107
$4.46M
108
$4.35M
109
$4.33M
110
$4.23M
111
$4.17M
112
$4.09M
113
$4.03M
114
$3.82M
115
$3.68M
116
$3.52M
117
$3.51M
118
$3.4M
119
$3.37M
120
$3.34M
121
$3.33M
122
$3.13M
123
$3.11M
124
$3.1M
125
$3.1M