SEC Filings
Quantum Corporation (QTM)

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Date FiledTypeDescriptionFilerView
02/12/18NT 10-QNotification that form type 10-Q will be submitted late Download SEC Filing to HTML Download SEC Filing to Adobe PDF
02/08/188-KReport of unscheduled material events or corporate event Download SEC Filing to HTML Download SEC Filing to Adobe PDF
02/07/184Statement of changes in beneficial ownership of securitiesStedman Geoff G.Download SEC Filing to HTML Download SEC Filing to Adobe PDF
02/07/184Statement of changes in beneficial ownership of securitiesBRITTS WILLIAM CDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
02/07/184Statement of changes in beneficial ownership of securitiesAhmad FuadDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
02/02/184Statement of changes in beneficial ownership of securitiesDennis PatrickDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
02/02/184Statement of changes in beneficial ownership of securitiesSANCHEZ ADALIO TDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
02/02/18SC 13GA statement of beneficial ownership of common stock by certain persons Download SEC Filing to HTML Download SEC Filing to Adobe PDF
02/01/18SC 13GA statement of beneficial ownership of common stock by certain persons Download SEC Filing to HTML Download SEC Filing to Adobe PDF
01/22/188-KReport of unscheduled material events or corporate event Download SEC Filing to HTML Download SEC Filing to Adobe PDF
01/17/183Initial filing by director officer or owner of more than ten percent.Dennis PatrickDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
01/02/184Statement of changes in beneficial ownership of securitiesSANCHEZ ADALIO TDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
12/04/174Statement of changes in beneficial ownership of securitiesSANCHEZ ADALIO TDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
12/04/174Statement of changes in beneficial ownership of securitiesAhmad FuadDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
12/04/174Statement of changes in beneficial ownership of securitiesSinger EricDownload SEC Filing to HTML Download SEC Filing to Adobe PDF
11/20/17SC 13GA statement of beneficial ownership of common stock by certain persons Download SEC Filing to HTML Download SEC Filing to Adobe PDF
11/16/178-KReport of unscheduled material events or corporate event Download SEC Filing to HTML Download SEC Filing to Adobe PDF
11/15/17SC 13D/AAn amendment to a SC 13D filing Download SEC Filing to HTML Download SEC Filing to Adobe PDF
11/13/17SC 13D/AAn amendment to a SC 13D filing Download SEC Filing to HTML Download SEC Filing to Adobe PDF
11/13/178-KReport of unscheduled material events or corporate event Download SEC Filing to HTML Download SEC Filing to Adobe PDF
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Note: In Q1 of fiscal 2014, Quantum identified an accounting error that impacted prior reporting periods. See Quantum’s Form 10-Q for that quarter (filed on August 9, 2013) for revised historical financials. In Q3 of fiscal 2017, Quantum identified an error related to the manner in which it had previously recognized costs for certain third-party maintenance contracts, which impacted prior reporting periods. See Quantum’s 10-Q for that quarter (filed on February 3, 2017) for revised historical financials.