Quantum Corp
QMCO
34 hedge funds and large institutions have $8.82M invested in Quantum Corp in 2025 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 9 increasing their positions, 7 reducing their positions, and 8 closing their positions.
63% more first-time investments, than exits
New positions opened: 13 | Existing positions closed: 8
29% more repeat investments, than reductions
Existing positions increased: 9 | Existing positions reduced: 7
17% more funds holding
Funds holding: 29 → 34 (+5)
16.25% less ownership
Funds ownership: 28.98% → 12.72% (-16%)
64% less capital invested
Capital invested by funds: $24.3M → $8.82M (-$15.5M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Marshall Wace
London,
United Kingdom
|
+$1.97M |
| 2 |
Morgan Stanley
New York
|
+$481K |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$423K |
| 4 |
SCA
Sassicaia Capital Advisers
Jericho,
New York
|
+$257K |
| 5 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$214K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Allianz Asset Management
Munich,
Germany
|
-$13.8M |
| 2 |
US
UNICOM Systems
Las Vegas,
Nevada
|
-$1.08M |
| 3 |
Bank of America
Charlotte,
North Carolina
|
-$825K |
| 4 |
VF
Virtu Financial
New York
|
-$284K |
| 5 |
CC
Centiva Capital
New York
|
-$225K |
QMCO Hedge Fund Activity: Q2 2025 in Review
34 of the 7,599 institutional investors tracked by Wall St. Rank reported a position in Quantum Corp (QMCO) for Q2 2025, worth a combined $8.82M — down 64% from $24.3M a quarter earlier.
Buyers outnumbered sellers: 13 funds opened new QMCO positions and 8 closed out — a net gain of 5 holders — while 9 added to existing stakes and 7 trimmed.
The largest buyer was Marshall Wace, opening a new position worth an estimated $1.97M. The largest seller was Allianz Asset Management, exiting entirely with an estimated $13.8M sold.
- 34 institutional investors held Quantum Corp (QMCO) as of Q2 2025, up from 29 in Q1 2025.
- Funds reported $8.82M of Quantum Corp stock for Q2 2025, down 64% quarter-over-quarter.
- 13 funds opened new Quantum Corp positions in Q2 2025 and 8 closed out, a net change of +5 holders.
- The largest Quantum Corp buyer in Q2 2025 was Marshall Wace, an estimated $1.97M added.
- The largest Quantum Corp seller in Q2 2025 was Allianz Asset Management, an estimated $13.8M sold.
Based on aggregated 13F filings for Q2 2025.