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
76
$7.31M
77
$7.08M
78
$7.02M
79
$6.92M
80
$6.79M
81
$6.77M
82
$6.48M
83
$6.47M
84
$6.46M
85
$6.39M
86
$6.16M
87
$6.07M
88
$6.05M
89
$6M
90
$5.94M
91
$5.94M
92
$5.91M
93
$5.82M
94
$5.82M
95
$5.72M
96
$5.7M
97
$5.58M
98
$5.45M
99
$5.42M
100
$5.41M