Entity Common Stock, Shares Outstanding of QUANTUM CORP /DE/ from 02 Aug 2011 to 12 Feb 2026

Taxonomy & unit
dei: shares
Description
Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.
Summary
QUANTUM CORP /DE/ quarterly Entity Common Stock, Shares Outstanding in shares history and change rate from 02 Aug 2011 to 12 Feb 2026.
  • QUANTUM CORP /DE/ Entity Common Stock, Shares Outstanding for the quarter ending 12 Feb 2026 was 14,638,029, a 151% increase year-over-year.
Source SEC data
View on sec.gov
Entity Common Stock, Shares Outstanding, Quarterly (shares)
Entity Common Stock, Shares Outstanding, YoY Quarterly Change (%)

QUANTUM CORP /DE/ Quarterly Entity Common Stock, Shares Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 14,638,029 +8,803,830 +151% 12 Feb 2026 10-Q 17 Feb 2026 2026 Q3
Q3 2025 13,319,249 +8,470,767 +175% 09 Sep 2025 10-Q 11 Sep 2025 2026 Q1
Q4 2024 5,834,199 11 Feb 2025 10-Q 12 Feb 2025 2025 Q3
Q3 2024 4,848,482 10 Nov 2024 10-Q 14 Nov 2024 2025 Q2
Q2 2024 95,849,938 +2,151,651 +2.3% 25 Jun 2024 10-K 28 Jun 2024 2024 FY
Q2 2023 93,698,287 -8,115,491 -8% 30 May 2023 10-K 06 Jun 2023 2023 FY
Q4 2022 105,214,639 +45,099,189 +75% 30 Jan 2023 10-Q 02 Feb 2023 2023 Q3
Q3 2022 103,840,002 +44,558,625 +75% 30 Oct 2022 10-Q 02 Nov 2022 2023 Q2
Q2 2022 101,813,778 +43,601,061 +75% 01 Jun 2022 10-K 08 Jun 2022 2022 FY
Q4 2021 60,115,450 +18,561,732 +45% 04 Feb 2022 10-Q 09 Feb 2022 2022 Q3
Q3 2021 59,281,377 +18,541,165 +46% 29 Oct 2021 10-Q 03 Nov 2021 2022 Q2
Q2 2021 58,212,717 +18,307,627 +46% 05 Aug 2021 10-Q 09 Aug 2021 2022 Q1
Q4 2020 41,553,718 +1,695,027 +4.3% 25 Jan 2021 10-Q 27 Jan 2021 2021 Q3
Q3 2020 40,740,212 +3,798,306 +10% 26 Oct 2020 10-Q 28 Oct 2020 2021 Q2
Q2 2020 39,905,090 +3,728,267 +10% 22 Jun 2020 10-K 24 Jun 2020 2020 FY
Q4 2019 39,858,691 27 Jan 2020 10-Q 29 Jan 2020 2020 Q3
Q3 2019 36,941,906 +1,390,336 +3.9% 31 Oct 2019 10-Q 05 Nov 2019 2020 Q2
Q2 2019 36,176,823 01 Aug 2019 10-Q 06 Aug 2019 2019 Q1
Q3 2018 35,551,570 +877,686 +2.5% 28 Sep 2018 10-Q 23 Aug 2019 2019 Q3
Q3 2017 34,673,884 -236,510,378 -87% 03 Nov 2017 10-Q 09 Nov 2017 2017 Q2
Q2 2017 34,472,160 -234,724,334 -87% 04 Aug 2017 10-Q 09 Aug 2017 2017 Q1
Q4 2016 271,322,956 +7,089,310 +2.7% 27 Jan 2017 10-Q 03 Feb 2017 2017 Q3
Q3 2016 271,184,262 +7,264,787 +2.8% 28 Oct 2016 10-Q 04 Nov 2016 2017 Q2
Q2 2016 269,196,494 +7,362,944 +2.8% 29 Jul 2016 10-Q 05 Aug 2016 2017 Q1
Q4 2015 264,233,646 +7,845,199 +3.1% 29 Jan 2016 10-Q 05 Feb 2016 2016 Q3
Q3 2015 263,919,475 +8,424,287 +3.3% 30 Oct 2015 10-Q 06 Nov 2015 2016 Q2
Q2 2015 261,833,550 +11,203,904 +4.5% 31 Jul 2015 10-Q 07 Aug 2015 2016 Q1
Q4 2014 256,388,447 +7,757,095 +3.1% 31 Jan 2015 10-Q 06 Feb 2015 2015 Q3
Q3 2014 255,495,188 +7,380,758 +3% 31 Oct 2014 10-Q 07 Nov 2014 2015 Q2
Q2 2014 250,629,646 +7,332,595 +3% 30 May 2014 10-K 06 Jun 2014 2014 FY
Q4 2013 248,631,352 +7,668,880 +3.2% 31 Jan 2014 10-Q 07 Feb 2014 2013 Q3
Q3 2013 248,114,430 +7,349,416 +3.1% 06 Nov 2013 10-Q 12 Nov 2013 2013 Q2
Q2 2013 243,297,051 +6,597,051 +2.8% 31 May 2013 10-K 07 Jun 2013 2012 FY
Q4 2012 240,962,472 +6,662,472 +2.8% 01 Feb 2013 10-Q 08 Feb 2013 2012 Q3
Q3 2012 240,765,014 +7,065,014 +3% 02 Nov 2012 10-Q 09 Nov 2012 2012 Q2
Q2 2012 236,700,000 +4,800,000 +2.1% 08 Jun 2012 10-K 14 Jun 2012 2011 FY
Q4 2011 234,300,000 03 Feb 2012 10-Q 09 Feb 2012 2011 Q3
Q3 2011 233,700,000 03 Nov 2011 10-Q 09 Nov 2011 2011 Q2
Q2 2011 231,900,000 02 Aug 2011 10-Q 09 Aug 2011 2011 Q1
* An asterisk sign (*) next to the value indicates that the value is likely invalid.