Security key
747906600
- Security type / class
- Equity / Common Stock
- Shares outstanding
- 23,408,763
- Total 13F shares
- 1,689,433
- Share change
- -49,290
- Total reported value
- $24,295,053
- Reported price per share
- $14.38
- Number of holders
- 29
- Value change
- -$24,451,428
- Number of buys
- 20
- Number of sells
- 22
Security identity
2 facts
Holder snapshot
8 facts
Report period
Q1 2025
Institutions
29
Top holders
10
QMCO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2025
Previous quarter: Q4 2024
QUANTUM CORP /DE/ SEC filings
QUANTUM CORP /DE/ company facts
Broader feeds
Reporting periods
Holder history for CUSIP 747906600
Recent filing periods:
Ownership snapshot
Top reported holders of QMCO - QUANTUM CORP /DE/ - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Lead holder
VANGUARD GROUP INC
13D/G signal
VANGUARD GROUP INC
Evidence rows
15
Latest as of
13 Feb 2025
13F
13D/G
Lead comparable stake: 5%
13D/G row: VANGUARD GROUP INC
Showing 1-6 of 15 holder rows.
Rank 1 holder
VANGUARD GROUP INC
13F
13D/G
- Ownership
- 5%
- Position
- $13.06M
Rank 2 holder
Blue Torch Capital LP
13D/G
- Ownership
- 2.3%
- Position
- $1.52M
Rank 3 holder
Allianz Asset Management GmbH
13F
- Ownership
- 2.2%
- Position
- $27.63M
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
13D/G
Company · The Vanguard Group
|
5%
from 13D/G
|
$13,058,561
242,184 shares
|
— | 31 Dec 2024 |
| Blue Torch Capital LP |
13D/G
|
2.3%
|
$1,521,903
135,763 shares
|
-$3,029,110 | 13 Feb 2025 |
| Allianz Asset Management GmbH |
13F
Company
|
2.2%
|
$27,629,471
512,416 shares
|
— | 31 Dec 2024 |
| Long Focus Capital Management, LLC |
13F
Company
|
2%
|
$25,773,706
477,999 shares
|
— | 31 Dec 2024 |
| Itau Unibanco Holding S.A. |
13F
Company
|
0.86%
|
$1,038,240
56,000 shares
|
— | 31 Dec 2024 |
| BlackRock, Inc. |
13F
Company
|
0.54%
|
$6,799,528
126,104 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
29
Shares
1,689,433
Rows available
29
| Investor | Option | Weight % | Change % | Reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that failed the local validity check.
Compare Q1 2025 vs Q4 2024 Across Filers
Q4 2024 holders
42
Q1 2025 holders
29
Holder diff
-13
| Investor | Q4 2024 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q4 2024 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend