Security key
747906600
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 23,408,763
- Total 13F shares
- 1,735,848
- Share change
- -622,475
- Total reported value
- $93,599,486
- Put/Call ratio
- 43%
- Price per share
- $53.92
- Number of holders
- 42
- Value change
- +$12,327,384
- Number of buys
- 27
- Number of sells
- 12
Report period
Q4 2024
Institutions
42
Top holders
10
QMCO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2025
Previous quarter: Q3 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 shareholders 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
33
Latest as of
31 Dec 2024
13D/G
13F
3/4/5
Lead comparable stake: 5%
13D/G row: VANGUARD GROUP INC
Showing first 8 of 33 holder rows.
Open remaining rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13D/G
13F
The Vanguard Group · Company
|
5%
|
$2,714,883
242,184 shares
|
$0 | 31 Dec 2024 |
| Neuberger Berman Group LLC |
13F
Company
|
3.1%
|
$2,513,314
718,211 shares
|
— | 30 Sep 2024 |
| Allianz Asset Management GmbH |
13F
Company
|
2.2%
|
$1,793,456
512,416 shares
|
— | 30 Sep 2024 |
| Long Focus Capital Management, LLC |
13F
Company
|
2%
|
$1,672,997
477,999 shares
|
— | 30 Sep 2024 |
| TCW GROUP INC |
13F
Company
|
0.45%
|
$371,035
106,010 shares
|
— | 30 Sep 2024 |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
Company
|
0.29%
|
$240,020
68,577 shares
|
— | 30 Sep 2024 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.22%
|
$182,520
52,137 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
0.18%
|
$149,181
42,623 shares
|
— | 30 Sep 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 Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
42
Shares
1,735,848
Rows loaded
42
| 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. An asterisk next to the price means the price is likely invalid.
Compare Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
26
Q4 2024 holders
42
Holder diff
16
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend