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Qualys

433 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, 174 increasing their positions, 148 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
433
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 +$46M
2 +$24.6M
3 +$12.6M
4
Morgan Stanley
Morgan Stanley
New York
+$12.3M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
+$12M

Top Sellers

1 -$30.2M
2 -$26.1M
3 -$20.6M
4
Marshall Wace
Marshall Wace
United Kingdom
-$18.9M
5
ACM
American Capital Management
New York
-$16.9M
Name Holding Trade Value Shares
Change
Change in
Stake
American Century Companies
51
American Century Companies
Missouri
$15.3M
CA
52
Cullinan Associates
Kentucky
$14.7M
Principal Financial Group
53
Principal Financial Group
Iowa
$14.4M
TI
54
Trexquant Investment
Connecticut
$13.7M
AllianceBernstein
55
AllianceBernstein
Tennessee
$13.7M
Deutsche Bank
56
Deutsche Bank
Germany
$13M
ClearBridge Investments
57
ClearBridge Investments
New York
$12.2M
Man Group
58
Man Group
United Kingdom
$12.1M
OAM
59
Oberweis Asset Management
Illinois
$12M
AG
60
Algert Global
California
$11.6M
Voloridge Investment Management
61
Voloridge Investment Management
Florida
$11.5M
Nordea Investment Management
62
Nordea Investment Management
Sweden
$10.7M
Arrowstreet Capital
63
Arrowstreet Capital
Massachusetts
$10.4M
Swiss National Bank
64
Swiss National Bank
Switzerland
$9.96M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
65
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$9.9M
Federated Hermes
66
Federated Hermes
Pennsylvania
$9.87M
GAM
67
Gotham Asset Management
New York
$9.8M
California Public Employees Retirement System
68
California Public Employees Retirement System
California
$9.6M
Vontobel Holding
69
Vontobel Holding
Switzerland
$9.33M
HIM
70
Herald Investment Management
United Kingdom
$9.28M
BDLIB
71
Banque de Luxembourg Investments (BLI)
Luxembourg
$9.26M
CCMG
72
Clark Capital Management Group
Pennsylvania
$9.06M
EP
73
Edgestream Partners
New Jersey
$8.61M
Robeco Institutional Asset Management
74
Robeco Institutional Asset Management
Netherlands
$8.05M
Squarepoint
75
Squarepoint
New York
$7.9M