Q2 2025 13F Holders as of 6/30/2025
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Type / Class
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Equity / Common Stock
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Shares outstanding
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16M
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Number of holders
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34
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Total 13F shares, excl. options
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884K
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Shares change
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-803K
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Total reported value, excl. options
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$8.82M
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Value change
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-$12.8M
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Number of buys
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22
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Number of sells
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-15
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Price
-
$9.97
Significant Holders of QUANTUM CORP /DE/ - Common Stock (QMCO) as of Q2 2025
43 filings reported holding QMCO - QUANTUM CORP /DE/ - Common Stock as of Q2 2025.
QUANTUM CORP /DE/ - Common Stock (QMCO) has 34 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 884K shares
of 16M outstanding shares and own 5.53% of the company stock.
Largest 10 shareholders include VANGUARD GROUP INC (257K shares), MARSHALL WACE, LLP (178K shares), BlackRock, Inc. (141K shares), GEODE CAPITAL MANAGEMENT, LLC (69.4K shares), UBS Group AG (60.2K shares), MORGAN STANLEY (45.7K shares), STATE STREET CORP (27.3K shares), Sassicaia Capital Advisers LLC (23.3K shares), Royal Bank of Canada (19.4K shares), and NORTHERN TRUST CORP (11.7K shares).
This table shows the top 34 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.