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QMCONasdaq
QUANTUM CORP /DE/
Computer Storage Devices · DE · CIK 709283
Quantum provides data management solutions for unstructured data in the AI era
🔥 High media attention
$201M
Market cap
$11.85
Last close
+1.7%
1D
-15.6%
5D
1.1M
Volume
Price · last 39 sessions+56.7%
May 4L $7.56 · H $15.95Jun 29
312
Total filings
Jun 25, 2026
Last filing
03/31
Fiscal year end
10-K10-KJun 25, 20268-KResults of OperationsJun 25, 2026SC 13D/ASC 13D/AJun 8, 20268-KAgreement Terminated · Company UpdateJun 5, 20268-KMaterial Agreement · Results of OperationsJun 2, 2026S-1S-1Feb 19, 202610-Q10-QFeb 17, 20268-KResults of OperationsFeb 17, 20268-KExecutive Change · Company UpdateFeb 2, 20268-KResults of OperationsJan 15, 2026SC 13D/ASC 13D/AJan 12, 2026SC 13D/ASC 13D/ADec 22, 20258-KMaterial Agreement · New Debt / ObligationDec 18, 2025DEFA14ADEFA14ADec 2, 2025S-1S-1Nov 17, 202510-Q10-QNov 13, 20258-KResults of OperationsNov 13, 2025DEFA14ADEFA14AOct 31, 2025DEF 14ADEF 14AOct 31, 20258-KResults of OperationsOct 28, 20258-KCompany UpdateOct 20, 20258-KAuditor ChangeOct 6, 202510-Q/A10-Q/ASep 23, 2025DEFA14ADEFA14ASep 23, 20258-KMaterial Agreement · New Debt / ObligationSep 23, 20258-KCompany UpdateSep 15, 202510-Q10-QSep 11, 20258-KResults of OperationsSep 10, 20258-KExecutive ChangeAug 28, 20258-KDelisting Notice · Company UpdateAug 26, 202510-K10-KAug 26, 20258-KExecutive Change · Agreement TerminatedAug 18, 20258-KRestatementAug 8, 20258-KDelisting Notice · Company UpdateJul 23, 20258-KExecutive ChangeJul 8, 20258-KExecutive Change · Bylaw AmendmentJun 18, 20258-KExecutive Change · Results of OperationsJun 3, 20258-KResults of OperationsMay 6, 20258-KShareholder VoteApr 29, 20258-KCompany UpdateApr 17, 20258-KExecutive Change · Company UpdateApr 3, 2025DEF 14ADEF 14AMar 27, 20258-KExecutive ChangeMar 20, 202510-Q10-QFeb 12, 20258-KResults of OperationsFeb 12, 2025S-1/AS-1/AFeb 6, 2025S-1S-1Jan 27, 20258-KMaterial Agreement · Equity IssuanceJan 27, 202510-Q10-QNov 14, 20248-KResults of OperationsNov 13, 20248-KDelisting NoticeOct 10, 20248-KCompany UpdateSep 23, 202410-Q10-QSep 6, 202410-Q10-QSep 6, 20248-KShareholder Vote · Company UpdateAug 20, 202410-Q10-QAug 14, 20248-KExecutive Change · Material AgreementAug 14, 20248-KResults of OperationsAug 13, 2024DEFA14ADEFA14AAug 2, 20248-KMaterial AgreementJul 12, 2024DEFA14ADEFA14AJul 2, 2024DEF 14ADEF 14AJul 2, 202410-K10-KJun 28, 20248-KExecutive ChangeJun 18, 20248-KResults of OperationsJun 17, 20248-KExecutive Change · Company UpdateJun 10, 20248-KRestatement · Material AgreementMay 29, 20248-KReg FD DisclosureMay 3, 20248-KExecutive Change · Results of OperationsApr 12, 20248-KDelisting Notice · Material AgreementMar 25, 20248-KMaterial AgreementFeb 20, 20248-KDelisting NoticeFeb 14, 2024SC 13GSCHEDULE 13GFeb 13, 2024SC 13GSC 13GDec 4, 20238-KDelisting Notice · Company UpdateNov 17, 20238-KExecutive Change · Reg FD DisclosureNov 16, 20238-KMaterial Agreement · Results of OperationsNov 13, 20238-KDelisting NoticeSep 26, 20238-KShareholder VoteSep 14, 2023DEFA14ADEFA14AAug 21, 2023
Insider Activity
In the 90 days to Oct 2, 2025: 2 sold $40K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Oct 2, 2025 | Meyrath HuguesPresident & CEO | Sell | 2,975 | $10.86 | $32K |
| Oct 2, 2025 | Nash Laura A.Chief Accounting Officer | Sell | 611 | $10.86 | $7K |
| Oct 1, 2025 | Nash Laura A.Chief Accounting Officer | Sell | 118 | $9.91 | $1K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
In the News
🔥 High media attentionCoverage (30d): 32 reputable articles.
Barron'sQuantinuum Stock Fizzled in Its Debut, but Wall Street Calls It a Buy14h agoInvestor's Business DailyUBS, BofA, Jefferies Start Quantinuum With Buy Ratings On 'Full-Stack' Platform18h agoMarketWatchTrump regrets once selling IBM’s stock. Now he’s cheering its quantum future and dealing its shares.6d agoFortuneQuantum computing stocks surge after Trump signed executive orders backing the sector6d agoInvestor's Business DailyQuantum Computing Stocks Mixed Amid Trump Executive Orders, 2028 Target6d agoBarron'sInfleqtion, IBM, and Other Quantum Stocks Defy the Tech Selloff6d ago
Reputable outlets only (Reuters, WSJ, CNBC, Barron's, and peers). More on Google News ↗
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