Quantum Corporation

NasdaqGM:QMCO Stock Report

Market Cap: US$146.0m

Quantum Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:QMCO Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
02 Oct 25SellUS$7,805Laura NashIndividual729US$10.86
02 Oct 25SellUS$32,309Hugues MeyrathIndividual2,975US$10.86
12 Sep 25SellUS$2,101Laura NashIndividual284US$7.40
21 Apr 25SellUS$10,401Brian CabreraIndividual1,078US$9.65
21 Apr 25SellUS$26,862James LernerIndividual2,784US$9.65
21 Apr 25SellUS$1,727Lewis MooreheadIndividual179US$9.65
15 Apr 25SellUS$9,861,802Pacific Investment Management Company LLCCompany962,127US$10.25
02 Apr 25SellUS$1,747Laura NashIndividual136US$12.85
14 Feb 25SellUS$5,159,358Blue Torch Capital LPCompany270,215US$20.15
03 Feb 25SellUS$27,536Kenneth GianellaIndividual1,279US$21.53
16 Jan 25SellUS$72,512Brian CabreraIndividual2,287US$35.68
16 Jan 25SellUS$33,361Henk SpanjaardIndividual935US$35.68
16 Jan 25SellUS$89,592James LernerIndividual2,511US$35.68
16 Jan 25SellUS$53,056Kenneth GianellaIndividual1,487US$35.68
08 Nov 24SellUS$1,453Laura NashIndividual328US$4.43
08 Nov 24SellUS$9,383Brian CabreraIndividual2,118US$4.43
08 Nov 24SellUS$5,901Kenneth GianellaIndividual1,332US$4.43
08 Nov 24SellUS$966Henk SpanjaardIndividual218US$4.43
08 Nov 24SellUS$16,307James LernerIndividual3,681US$4.43

Insider Trading Volume

Insider Buying: QMCO insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of QMCO?
Owner TypeNumber of SharesOwnership Percentage
Private Companies00%
Individual Insiders225,4471.69%
Institutions1,029,7717.73%
General Public12,064,03190.6%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 177.9%.

Top Shareholders

Top 25 shareholders own 9.26% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
1.93%
The Vanguard Group, Inc.
256,678US$2.8m0.88%no data
1.34%
Marshall Wace LLP
178,021US$2.0m0%no data
1.06%
BlackRock, Inc.
141,311US$1.5m9.35%no data
1.02%
Blue Torch Capital LP
135,763US$1.5m0%no data
0.83%
James Lerner
110,848US$1.2m0%no data
0.52%
Geode Capital Management, LLC
69,384US$760.4k9.13%no data
0.45%
UBS Asset Management AG
60,221US$660.0k174%no data
0.34%
Morgan Stanley
45,675US$500.6k2,020%no data
0.22%
Brian Cabrera
28,736US$314.9k0%no data
0.21%
State Street Global Advisors, Inc.
27,347US$299.7k0%no data
0.19%
Hugues Meyrath
24,700US$270.7k572%no data
0.17%
Sassicaia Capital Advisers Llc
23,267US$255.0k0%0.14%
0.15%
Royal Bank of Canada
19,353US$212.1k0%no data
0.13%
Yue Zhou White
17,139US$187.8k0%no data
0.089%
Lewis Moorehead
11,913US$130.6k42.3%no data
0.088%
Northern Trust Global Investments
11,687US$128.1k0%no data
0.084%
Laura Nash
11,139US$122.1k-4.4%no data
0.082%
John Fichthorn
10,866US$119.1k0%no data
0.08%
Apollon Wealth Management, LLC
10,714US$117.4k0%no data
0.078%
CIBC Private Wealth Advisors, Inc.
10,404US$114.0k0%no data
0.062%
Bridgeway Capital Management, LLC
8,240US$90.3k0%no data
0.042%
SBI Holdings, Inc.
5,636US$61.8k99.4%no data
0.04%
Wells Fargo & Company
5,315US$58.2k824%no data
0.035%
AlphaQuest LLC
4,707US$51.6k-51.2%0.01%
0.035%
Raymond James Financial, Inc.
4,615US$50.6k0%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/10/12 08:47
End of Day Share Price 2025/10/10 00:00
Earnings2025/06/30
Annual Earnings2025/03/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Quantum Corporation is covered by 11 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Craig EllisB. Riley Securities, Inc.
Shebly SeyrafiCapstone Investments
Chad BennettCraig-Hallum Capital Group LLC