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Quantum Computing Inc.

Services-Prepackaged Software · DE · CIK 1758009

Quantum Computing Inc. develops machines for quantum computing, machine learning, and other applications using integrated photonics and non-linear quantum optics

🔥 High media attention
$2.24B
Market cap
$9.92
Last close
+8.1%
1D
-5.9%
5D
17.2M
Volume
Price · last 39 sessions+4.4%
May 4L $9.09 · H $12.39Jun 29
153
Total filings
Jun 23, 2026
Last filing
12/31
Fiscal year end
8-KMaterial Agreement · Acquisition / DispositionJun 23, 2026SC 13D/ASC 13D/AMay 28, 20268-KReg FD DisclosureMay 18, 202610-QQUARTERLY REPORTMay 11, 20268-KResults of OperationsMay 11, 2026DEFA14ADEFINITIVE ADDITIONAL MATERIALSApr 30, 2026DEF 14APROXY STATEMENTApr 30, 20268-K/AAcquisition / DispositionApr 17, 20268-KCompany UpdateMar 5, 202610-KANNUAL REPORTMar 2, 20268-KResults of OperationsMar 2, 20268-KAcquisition / Disposition · Reg FD DisclosureFeb 3, 20268-KReg FD Disclosure · Company UpdateJan 12, 20268-KExecutive ChangeDec 17, 20258-KMaterial Agreement · Reg FD DisclosureDec 15, 20258-KResults of OperationsNov 14, 202510-QQUARTERLY REPORTNov 14, 20258-KMaterial Agreement · Equity IssuanceOct 8, 20258-KMaterial Agreement · Equity IssuanceSep 24, 202510-QQUARTERLY REPORTAug 14, 2025S-1REGISTRATION STATEMENTJul 29, 2025S-1REGISTRATION STATEMENTJul 3, 20258-KMaterial Agreement · Equity IssuanceJun 25, 20258-KExecutive Change · Shareholder VoteJun 20, 202510-QQUARTERLY REPORTMay 15, 2025DEFA14ADEFINITIVE ADDITIONAL MATERIALSMay 9, 2025DEF 14APROXY STATEMENTMay 8, 20258-KExecutive Change · Company UpdateMay 8, 20258-KExecutive ChangeApr 16, 20258-KCompany UpdateApr 4, 20258-KExecutive Change · Reg FD DisclosureMar 26, 202510-KANNUAL REPORTMar 20, 2025S-1REGISTRATION STATEMENTJan 22, 20258-KMaterial Agreement · Equity IssuanceJan 8, 20258-KExecutive ChangeDec 31, 2024S-1REGISTRATION STATEMENTDec 20, 20248-KMaterial Agreement · Equity IssuanceDec 12, 2024424B5PROSPECTUS SUPPLEMENTDec 12, 2024DEFA14ADEFINITIVE ADDITIONAL MATERIALSNov 19, 20248-KCompany UpdateNov 18, 2024424B5PROSPECTUS SUPPLEMENTNov 18, 20248-KMaterial Agreement · Reg FD DisclosureNov 15, 202410-QQUARTERLY REPORTNov 6, 2024DEFA14ADEFINITIVE ADDITIONAL MATERIALSNov 4, 2024DEF 14APROXY STATEMENTNov 1, 202410-QQUARTERLY REPORTOct 2, 202410-QQUARTERLY REPORTOct 2, 20248-KCode of EthicsSep 25, 202410-K/AAMENDMENT NO. 1 TO FORM 10-KSep 11, 20248-KDelisting NoticeAug 22, 20248-KRestatementAug 12, 20248-KMaterial Agreement · New Debt / ObligationAug 12, 20248-KCompany UpdateAug 1, 20248-KDelisting NoticeJun 27, 20248-KAuditor Change · Results of OperationsJun 11, 20248-KDelisting NoticeMay 17, 20248-KAuditor ChangeMay 8, 20248-KExecutive ChangeApr 25, 202410-KANNUAL REPORTApr 1, 20248-KCompany UpdateMar 27, 20248-KMaterial AgreementMar 25, 20248-KExecutive ChangeJan 31, 20248-KExecutive ChangeNov 27, 20238-KDelisting NoticeNov 24, 202310-QQUARTERLY REPORTNov 13, 20238-KShareholder VoteNov 9, 2023DEF 14APROXY STATEMENTSep 27, 20238-KMaterial AgreementAug 21, 2023424B5PROSPECTUS SUPPLEMENTAug 18, 202310-QQUARTERLY REPORTAug 14, 202310-K/AAMENDMENT NO. 3 TO FORM 10-KJul 10, 20238-KExecutive Change · Equity IssuanceJun 26, 202310-K/AAMENDMENT NO. 2 TO FORM 10-KJun 26, 20238-K/ACompany UpdateJun 26, 202310-QQUARTERLY REPORTMay 12, 202310-K/AAMENDMENT NO. 1 TO FORM 10-KApr 14, 202310-KANNUAL REPORTMar 30, 20238-KResults of OperationsMar 30, 20238-KReg FD DisclosureFeb 16, 20238-KExecutive ChangeJan 10, 2023

Insider Activity

In the 90 days to Mar 11, 2026: 2 sold $648K.

DateInsiderActionSharesPriceValue
Mar 11, 2026Roberts Christopher BruceCFO and General CounselSell9,360$7.85$73K
Mar 10, 2026Roberts Christopher BruceCFO and General CounselSell68,902$7.85$541K
Jan 7, 2026Begliarbekov MilanChief Operating OfficerSell2,860$11.85$34K

Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.

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