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QMCO

QUANTUM CORP /DE/

NASDAQ · Technology · Computer Hardware · US

$25.09
+0.60%
Ask drillr
0
Insider buys (3m)
3
Insider sells (3m)
-$84.1K
Net value (3m)
+78.2%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Aug 5, 2026Craythorne Anthony · officer: Chief Revenue OfficerSale1,478$11
Jul 7, 2026Nash Laura A. · officer: Chief Accounting OfficerSale260$11
Jul 7, 2026Meyrath Hugues · director, officer: President & CEOSale6,232$11
Jun 8, 2026FICHTHORN JOHN · director, 10 percent owner: A-Award3,083,975$5.19
Jun 8, 2026Dialectic Technology SPV LLC · 10 percent ownerA-Award3,083,975$5.19
Apr 3, 2026Craythorne Anthony · officer: Chief Revenue OfficerA-Award148,500$5.03
Apr 3, 2026Nash Laura A. · officer: Chief Accounting OfficerSale109$5.44
Apr 3, 2026Nash Laura A. · officer: Chief Accounting OfficerA-Award49,500$5.03
Apr 3, 2026Meyrath Hugues · director, officer: President & CEOA-Award850,000$5.03
Mar 4, 2026White William Hillis · officer: Chief Financial OfficerA-Award25,000$0.00
Jan 5, 2026Jaworksi Don · directorA-Award12,000$0.00
Jan 5, 2026Meyrath Hugues · director, officer: President & CEOA-Award50,000$6.45
Jan 5, 2026Blevins Tony J · directorA-Award12,000$0.00
Jan 5, 2026Meyrath Hugues · director, officer: President & CEOA-Award62,500$0.00
Jan 5, 2026Craythorne Anthony · officer: Chief Revenue OfficerA-Award15,000$0.00
Jan 5, 2026Clancy James C · directorA-Award12,000$0.00
Jan 5, 2026Tracy John R. · directorA-Award12,000$0.00
Jan 5, 2026White Yue Zhou · directorA-Award12,000$0.00
Jan 5, 2026FICHTHORN JOHN · director, 10 percent owner: A-Award12,000$0.00
Nov 4, 2025Meyrath Hugues · director, officer: President & CEOA-Award37,500$0.00
Nov 4, 2025Blevins Tony J · directorA-Award1,000$0.00
Nov 4, 2025Meyrath Hugues · director, officer: President & CEOA-Award50,000$9.44
Nov 4, 2025Clancy James C · directorA-Award1,000$0.00
Oct 3, 2025Nash Laura A. · officer: Chief Accounting OfficerA-Award500$0.00
Oct 3, 2025Nash Laura A. · officer: Chief Accounting OfficerSale611$11
Oct 3, 2025Nash Laura A. · officer: Chief Accounting OfficerSale118$9.91
Oct 3, 2025Meyrath Hugues · director, officer: President & CEOSale2,975$11
Sep 17, 2025Nash Laura A. · officer: Chief Accounting OfficerSale284$7.40
May 5, 2025FICHTHORN JOHN · directorA-Award4,405$0.00
Apr 23, 2025Cabrera Brian E · officer: SVP Chief Admin Ofcr & SecySale1,078$9.65
Institutional positioning

13F filings over the trailing two quarters

New 44Increased 27Reduced 18Sold out 8
FilerActionSharesFiled
Alyeska Investment Group, L.P.New Position2,653,928Aug 14, 2026
Two Seas Capital LPNew Position2,488,535Aug 12, 2026
OAKTREE CAPITAL MANAGEMENT LPNew Position2,011,678Aug 14, 2026
Neuberger Berman Group LLCNew Position1,163,315Aug 13, 2026
ASHFORD CAPITAL MANAGEMENT INCNew Position1,039,200Aug 21, 2026
Portolan Capital Management, LLCNew Position1,020,120Aug 14, 2026
MARSHALL WACE, LLPIncreased713,075Aug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased605,541Aug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position539,275May 15, 2026
Manatuck Hill Partners, LLCNew Position350,000Aug 14, 2026
BlackRock, Inc.Increased273,030Aug 7, 2026
SONA ASSET MANAGEMENT (US) LLCIncreased250,100Aug 14, 2026
BLACKROCK, INC.Reduced217,532May 13, 2026
JANE STREET GROUP, LLCNew Position208,500Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPNew Position200,075Aug 14, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 5, 2026