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Quantum Corp
QMCO

Overview Fund Activity

33 hedge funds and large institutions have $8.71M invested in Quantum Corp in 2025 Q2 according to their latest regulatory filings, with 12 funds opening new positions, 8 increasing their positions, 7 reducing their positions, and 8 closing their positions.

Holders
33
Holders Change
+4
Holders Change %
+13.79%
% of All Funds
0.44%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
12
Increased
8
Reduced
7
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$1.77M
2
Morgan Stanley
2
Morgan Stanley
New York
$456K
3
UBS Group
3
UBS Group
Switzerland
$600K
4
SCA
4
Sassicaia Capital Advisers
New York
$232K
5
Royal Bank of Canada
5
Royal Bank of Canada
Ontario, Canada
$193K

Top Sellers

1
Allianz Asset Management
1
Allianz Asset Management
Germany
$0
2
US
2
UNICOM Systems
Nevada
$0
3
Bank of America
3
Bank of America
North Carolina
$6.6K
4
VF
4
Virtu Financial
New York
$0
5
CC
5
Centiva Capital
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$2.56M 256,678 +2,232 +0.9%
Marshall Wace
2
Marshall Wace
United Kingdom
$1.77M 178,021 +178,021 New
BlackRock
3
BlackRock
New York
$1.41M 141,311 +12,079 +9%
Geode Capital Management
4
Geode Capital Management
Massachusetts
$692K 69,384 +5,806 +9%
UBS Group
5
UBS Group
Switzerland
$600K 60,221 +38,235 +174%
Morgan Stanley
6
Morgan Stanley
New York
$456K 45,733 +43,519 +1,966%
State Street
7
State Street
Massachusetts
$273K 27,347 – –
SCA
8
Sassicaia Capital Advisers
New York
$232K 23,267 +23,267 New
Royal Bank of Canada
9
Royal Bank of Canada
Ontario, Canada
$193K 19,353 +19,353 New
Northern Trust
10
Northern Trust
Illinois
$117K 11,687 – –
AWM
11
Apollon Wealth Management
South Carolina
$107K 10,714 +10,714 New
SS
12
SBI Securities
Japan
$56.2K 5,636 +2,809 +99%
Wells Fargo
13
Wells Fargo
California
$53K 5,315 +4,740 +824%
A
14
AlphaQuest
New York
$46.9K 4,707 -4,946 -51%
Raymond James Financial
15
Raymond James Financial
Florida
$46K 4,615 +4,615 New
HCM
16
Hollencrest Capital Management
California
$19.9K 2,000 +2,000 New
Citigroup
17
Citigroup
New York
$12.3K 1,236 +1,236 New
C
18
Covestor
United Kingdom
$9K 942 +942 New
BNP Paribas Financial Markets
19
BNP Paribas Financial Markets
France
$8.18K 820 -2,441 -75%
TRCT
20
Tower Research Capital (TRC)
New York
$7.2K 722 -1,572 -69%
NA
21
NewEdge Advisors
Louisiana
$6.98K 700 +700 New
Bank of America
22
Bank of America
North Carolina
$6.6K 662 -74,644 -99%
CIAM
23
Caitong International Asset Management
Hong Kong
$6.3K 632 -1,064 -63%
FIA
24
FNY Investment Advisers
New York
$6K 667 +667 New
Barclays
25
Barclays
United Kingdom
$5K 455 -281 -38%
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