Security key
747906501
Quantum Corporation - Common Stock, par value $0.01 per share (QMCO)
CUSIP: 747906501
Q2 2019 13F Holders as of 30 Jun 2019
- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Total 13F shares
- 250,406
- Total 13F value
- $425,000
- Share change
- -239,552
- SEC-reported price per share
- $2.63
- Number of holders
- 3
- Value change
- -$616,341
- Number of buys
- 1
- Number of sells
- 3
- Shares outstanding
- 6,545,082
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2019
Institutions
3
Top holders
3
QMCO full security history
Ownership snapshot
Full 13F holder table
QUANTUM CORP /DE/ SEC filings
QUANTUM CORP /DE/ company facts
Broader feeds
Ownership snapshot
Top reported holders of QMCO - Quantum Corporation - Common Stock, par value $0.01 per share (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.
Comparable stake leader
KING LUTHER CAPITAL MANAG...
Disclosed value leader
KING LUTHER CAPITAL MANAG...
Comparable rows
7/7
Latest evidence
31 Mar 2019
13F
Lead comparable stake: 2.1%
Showing 1-6 of 7 holder rows.
Quick read
KING LUTHER CAPITAL MANAGEMENT CORP leads the comparable SEC ownership view at 2.1%.
7 of 7 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens KING LUTHER CAPITAL MANAGEMENT CORP's linked filing trail.
Comparable ownership
Top 5
KING LUTHER CAPITAL MANAGEMENT CORP
2.1%
Eidelman Virant Capital
2%
CALIFORNIA PUBLIC EMPLOYEES RETIR...
2%
Sterling Investment Advisors, Ltd.
1.1%
Sargent Bickham Lagudis LLC
0.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 7 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| KING LUTHER CAPITAL MANAGEMENT CORP |
13F
Company
|
2.1%
|
$333,000
140,000 shares
|
— | 31 Mar 2019 |
| Eidelman Virant Capital |
13F
Company
|
2%
|
$309,000
130,000 shares
|
— | 31 Mar 2019 |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
13F
Company
|
2%
|
$305,000
128,172 shares
|
— | 31 Mar 2019 |
| Sterling Investment Advisors, Ltd. |
13F
Company
|
1.1%
|
$3,000
71,000 shares
|
— | 31 Mar 2019 |
| Sargent Bickham Lagudis LLC |
13F
Company
|
0.3%
|
$46,000
19,406 shares
|
— | 31 Mar 2019 |
| SEI INVESTMENTS CO |
13F
Company
|
0.04%
|
$2,000
2,905 shares
|
— | 31 Mar 2019 |
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 Q2 2019
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
3
Shares
250,406
Rows available
3
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-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 did not pass the local price check.
Compare Q2 2019 vs Q1 2019 Across Filers
Q1 2019 holders
6
Q2 2019 holders
3
Holder diff
-3
| Investor | Q1 2019 Shares | Q2 2019 Shares | Share Diff | Share Chg % | Q1 2019 value | Q2 2019 value | Value change | Value Chg % |
|---|