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Quantum Corp
QMCO

29 hedge funds and large institutions have $24.3M invested in Quantum Corp in 2025 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 14 increasing their positions, 3 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

367% more repeat investments, than reductions

Existing positions increased: 14 | Existing positions reduced: 3

8.19% less ownership

Funds ownership: 37.17% → 28.98% (-8.2%)

38% less funds holding

Funds holding: 47 → 29 (-18)

71% less first-time investments, than exits

New positions opened: 7 | Existing positions closed: 24

74% less capital invested

Capital invested by funds: $95M → $24.3M (-$70.7M)

Holders
29
Holders Change
-18
Holders Change %
-38.3%
% of All Funds
0.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
14
Reduced
3
Closed
24
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Allianz Asset Management
Allianz Asset Management
Germany
+$9.8M
2
VF
Virtu Financial
New York
+$430K
3
CC
Centiva Capital
New York
+$341K
4
Vanguard Group
Vanguard Group
Pennsylvania
+$267K
5
Geode Capital Management
Geode Capital Management
Massachusetts
+$249K

Top Sellers

Rank Fund Capital Flow
1
LFCM
Long Focus Capital Management
Puerto Rico
-$25.8M
2
Jane Street
Jane Street
New York
-$1.81M
3
IUHSA
Itau Unibanco Holding S.A.
Brazil
-$1.04M
4
DC
Diametric Capital
Massachusetts
-$670K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$524K
Name Holding Trade Value Shares
Change 		Change in
Stake
CA
26
Continuum Advisory
Idaho
$489 -$741 -34 -50%
Osaic Holdings
27
Osaic Holdings
Arizona
$359 – – –
National Bank of Canada
28
National Bank of Canada
Quebec, Canada
$284 +$436 +20 New
FFA
29
Farther Finance Advisors
California
$56 – – –
LFCM
30
Long Focus Capital Management
Puerto Rico
– -$25.8M -477,999 Closed
IUHSA
31
Itau Unibanco Holding S.A.
Brazil
– -$1.04M -56,000 Closed
Jane Street
32
Jane Street
New York
– -$1.81M -33,612 Closed
DC
33
Diametric Capital
Massachusetts
– -$670K -12,423 Closed
CIBC Private Wealth Group
34
CIBC Private Wealth Group
Georgia
– -$346K -11,000 Closed
Susquehanna International Group
35
Susquehanna International Group
Pennsylvania
– -$524K -9,727 Closed
Squarepoint
36
Squarepoint
New York
– -$506K -9,375 Closed
AWA
37
Arkadios Wealth Advisors
Georgia
– -$466K -8,642 Closed
BCM
38
Bridgeway Capital Management
Texas
– -$444K -8,240 Closed
LPL Financial
39
LPL Financial
California
– -$397K -7,354 Closed
SSA
40
Schonfeld Strategic Advisors
New York
– -$345K -6,400 Closed
Marshall Wace
41
Marshall Wace
United Kingdom
– -$334K -6,188 Closed
SRL
42
Scientech Research LLC
New Jersey
– -$314K -5,828 Closed
T. Rowe Price Associates
43
T. Rowe Price Associates
Maryland
– -$272K -5,030 Closed
Raymond James Financial
44
Raymond James Financial
Florida
– -$270K -5,003 Closed
FHA
45
Flagship Harbor Advisors
Massachusetts
– -$226K -4,194 Closed
EB
46
Eastern Bank
Massachusetts
– -$15.8K -293 Closed
MCM
47
MAI Capital Management
Ohio
– -$4.21K -78 Closed
AP
48
Aspect Partners
Virginia
– -$1.89K -35 Closed
Fidelity Investments
49
Fidelity Investments
Massachusetts
– -$1.26K -23 Closed
SWM
50
Spire Wealth Management
Virginia
– -$1.08K -20 Closed
1
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QMCO Hedge Fund Activity: Q1 2025 in Review

29 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Quantum Corp (QMCO) for Q1 2025, worth a combined $24.3M — down 74% from $95M a quarter earlier.

Sellers outnumbered buyers: 24 funds closed out of QMCO and 7 opened new positions — a net loss of 17 holders — while 3 trimmed existing stakes and 14 added.

The largest buyer was Allianz Asset Management, adding an estimated $9.8M. The largest seller was Long Focus Capital Management, exiting entirely with an estimated $25.8M sold.

  • 29 institutional investors held Quantum Corp (QMCO) as of Q1 2025, down from 47 in Q4 2024.
  • Funds reported $24.3M of Quantum Corp stock for Q1 2025, down 74% quarter-over-quarter.
  • 7 funds opened new Quantum Corp positions in Q1 2025 and 24 closed out, a net change of -17 holders.
  • The largest Quantum Corp buyer in Q1 2025 was Allianz Asset Management, an estimated $9.8M added.
  • The largest Quantum Corp seller in Q1 2025 was Long Focus Capital Management, an estimated $25.8M sold.

Based on aggregated 13F filings for Q1 2025.