NASDAQ: QMCO
Quantum Corp Stock Ownership - Who owns Quantum?

Insider buying vs selling

Have Quantum Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Hugues MeyrathPresident CEO2025-10-022,975$10.86
$32.31kSell
Laura A. NashChief Accounting Officer2025-10-02611$10.86
$6.64kSell
Laura A. NashChief Accounting Officer2025-10-01118$9.91
$1.17kSell
Laura A. NashChief Accounting Officer2025-09-12284$7.40
$2.10kSell
Lewis W. MooreheadChief Accounting Officer2025-04-21179$9.65
$1.73kSell
James J. LernerPresident CEO2025-04-212,784$9.65
$26.86kSell
Brian E. CabreraSVP Chief Admin Ofcr Secy2025-04-211,078$9.65
$10.40kSell
Pacific Investment Management Co LLC10% Owner2025-04-15962,127$10.25
$9.86MSell
Laura A. NashChief Accounting Officer2025-04-02136$12.85
$1.75kSell

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Net Insider Buy/Sell (L12M) Ownership

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QMCO Shareholders

What type of owners hold Quantum Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
B Riley Financial Inc172.10%23,613,778$140.27MInsider
Jeffrey C. Smith56.20%7,711,659$45.81MInsider
Starboard Value LP54.80%7,518,996$44.66MInsider
Eric Singer51.67%7,089,609$42.11MInsider
Gregg J. Powers6.79%931,892$5.54MInsider
Linda M. Breard6.68%916,761$5.45MInsider
J. Michael Dodson6.34%870,372$5.17MInsider
Theodore A. Stinson5.21%714,743$4.25MInsider
Richard Belluzzo4.26%584,072$3.47MInsider
Janae S. Lee3.83%525,520$3.12MInsider

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QMCO vs Computer Hardware Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
QMCO1.46%98.54%Net Selling
INVE8.48%91.52%Net SellingNet Selling
ALOT14.62%85.38%Net Buying
YIBO0.13%0.00%
UAVS1.21%98.79%Net BuyingNet Buying

Quantum Stock Ownership FAQ

Who owns Quantum?

Quantum (NASDAQ: QMCO) is owned by 6.30% institutional shareholders, 426.12% Quantum insiders, and 0.00% retail investors. B Riley Financial Inc is the largest individual Quantum shareholder, owning 23.61M shares representing 172.10% of the company. B Riley Financial Inc's Quantum shares are currently valued at $145.46M.

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