Is Quantum Corporation (QMCO) a Buy, Sell, or Hold?
NASDAQ : QMCO
Quantum Corporation — Institutional Ownership
$11.78 USD
-$0.26 (-2.16%)
- Volume
- 985.84K
- Average Volume
- 944.43K
- Market Capitalization
- $73.61M
- P/E Ratio
- -0.87
- Dividend Yield
- 0.00%
- Price Target
- $16.50
- Year High
- $18.48
- Year Low
- $4.19
- Day High
- —
- Day Low
- —
- Payout Ratio
- $0.00
- Current Ratio
- $0.93
Institutional Ownership Summary
Institutional Ownership %
%
Investors Holding
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Increased Positions
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Reduced Positions
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New Positions
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Sold Positions
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Total Calls
-
Total Puts
-
Put-Call Ratio
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Total Invested
-
Beneficial Ownership Filings
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-06-08 | Dialectic Technology SPV LLC | 16.86M | 40.00% |
| 2026-06-08 | JOHN FICHTHORN | 16.89M | 40.00% |
| 2026-06-08 | Dialectic Technology Manager LLC | 16.86M | 40.00% |
| 2026-01-12 | Dialectic Technology Manager LLC | 9.66M | 41.30% |
| 2026-01-12 | Dialectic Technology SPV LLC | 9.66M | 41.30% |
| 2026-01-12 | JOHN FICHTHORN | 9.69M | 41.40% |
| 2025-12-22 | JOHN FICHTHORN | 8.14M | 37.30% |
| 2025-12-22 | Dialectic Technology SPV LLC | 8.13M | 37.20% |
| 2025-12-22 | Dialectic Technology Manager LLC | 8.13M | 37.20% |
| 2025-10-10 | Dialectic Technology Manager LLC | 2.65M | 16.60% |
| 2025-10-10 | Dialectic Technology SPV LLC | 2.65M | 16.60% |
| 2025-10-10 | JOHN FICHTHORN | 2.67M | 16.70% |
| 2025-05-15 | LONG FOCUS CAPITAL MANAGEMENT, LLC | - | 0.00% |
| 2025-05-08 | ADK Soho Fund LP | - | 0.00% |
| 2025-02-21 | Kevin Genda | 135.76K | 2.30% |
| 2025-02-21 | Blue Torch Capital LP | 135.76K | 2.30% |
| 2025-01-31 | The Vanguard Group | 242.18K | 4.99% |
| 2025-01-06 | Kevin Genda | 405.98K | 7.70% |
| 2025-01-06 | Blue Torch Capital LP | 405.98K | 7.70% |
| 2023-12-04 | ADK Soho Fund LP | 7.3M | 7.70% |
| 2023-12-04 | ADK Capital LLC | 7.3M | 7.70% |
| 2023-12-04 | Nat Klipper | 8.95M | 9.40% |
| 2023-05-11 | S | 1.9M | 1.80% |
| 2023-05-11 | S | 1.9M | 1.80% |
| 2023-05-11 | S | 3.39M | 3.20% |
| 2023-05-11 | S | 3.39M | 3.20% |
| 2023-05-11 | S | 5.29M | 5.00% |
| 2022-08-12 | Pacific Investment Management Company LLC | 6.53M | 15.36% |
| 2022-07-08 | (1) BlackRock, Inc. | 1.15M | 1.10% |
| 2022-06-10 | B. Riley Financial, Inc. | 5.92M | 5.80% |
| 2022-06-10 | BRF Investments, LLC | 3.75M | 3.70% |
| 2022-06-10 | Bryant R. Riley | 6.85M | 6.70% |
| 2022-06-10 | B. Riley Securities, Inc. | 2.17M | 2.10% |
| 2022-05-20 | Neuberger Berman Group LLC | 16.69M | 18.46% |
| 2022-05-20 | Neuberger Berman Intrinsic Value Fund | 7.45M | 8.25% |
| 2022-05-20 | Neuberger Berman Equity Funds | 7.45M | 8.25% |
| 2022-05-20 | Neuberger Berman Investment Advisers LLC | 16.69M | 18.46% |
| 2022-04-28 | B. Riley Financial, Inc. | 6.4M | 7.10% |
| 2022-04-28 | Bryant R. Riley | 7.39M | 8.20% |
| 2022-04-28 | BRF Investments, LLC | 3.75M | 4.20% |
| 2022-04-28 | B. Riley Securities, Inc. | 2.64M | 2.90% |
| 2022-04-26 | Pacific Investment Management Company LLC | 6.53M | 17.29% |
| 2022-03-28 | Pacific Investment Management Company LLC | 6.37M | 9.54% |
| 2022-03-11 | (1) BlackRock, Inc. | 3.93M | 6.60% |
| 2022-02-14 | 180 Degree Capital Corp. | 2.32M | 3.90% |
| 2022-02-14 | Neuberger Berman Group LLC | 7.1M | 11.95% |
| 2022-02-14 | Neuberger Berman Investment Advisers LLC | 7.1M | 11.95% |
| 2022-02-09 | Senvest Management, LLC | 3.12M | 5.26% |
| 2022-02-09 | Richard Mashaal | 3.12M | 5.26% |
| 2022-02-08 | (1) BlackRock, Inc. | 3.93M | 6.60% |
| 2021-11-18 | Richard Mashaal | 3.04M | 5.13% |
| 2021-11-18 | Senvest Management, LLC | 3.04M | 5.13% |
| 2021-11-01 | B. Riley Securities, Inc. | 5.36M | 9.20% |
| 2021-11-01 | B. Riley Financial, Inc. | 5.36M | 9.20% |
| 2021-11-01 | Bryant R. Riley | 5.45M | 9.40% |
| 2021-04-28 | Bryant R. Riley | 7.7M | 13.60% |
| 2021-04-28 | Partners Management GP, LLC | 2.25M | 4.00% |
| 2021-04-28 | Partners Opportunity Fund, L.P. | 2.25M | 4.00% |
| 2021-04-28 | Riley Capital Management, LLC | 2.25M | 4.00% |
| 2021-04-28 | Riley Securities, Inc. | 5.36M | 9.50% |
| 2021-04-28 | B. Riley Financial, Inc. | 7.61M | 13.40% |
| 2021-04-08 | Neuberger Berman Group LLC | 6.16M | 10.87% |
| 2021-04-08 | Neuberger Berman Investment Advisers LLC | 6.16M | 10.87% |
| 2021-02-16 | Pacific Investment Management Company LLC | 6.37M | 13.30% |
| 2021-02-08 | R. Riley | 8.64M | 15.80% |
| 2021-02-08 | Riley Capital Management, LLC | 2.56M | 4.70% |
| 2021-02-08 | Unit | 3.26M | 8.01% |
| 2021-02-08 | Riley Financial, Inc. | 8.55M | 15.60% |
| 2021-02-08 | Partners Management GP, LLC | 2.56M | 4.70% |
| 2021-02-08 | Partners Opportunity Fund, L.P. | 2.56M | 4.70% |
| 2021-02-08 | Riley Securities, Inc. | 5.99M | 11.00% |
| 2021-01-29 | 180 Degree Capital Corp. | 2.25M | 5.50% |
| 2020-04-29 | Riley FBR, Inc. | 5.99M | 15.03% |
| 2020-04-29 | Riley Financial, Inc. | 8.55M | 21.44% |
| 2020-04-29 | Partners Management GP, LLC | 2.56M | 6.42% |
| 2020-04-29 | Riley Capital Management, LLC | 2.56M | 6.42% |
| 2020-04-29 | Partners Opportunity Fund, L.P. | 2.56M | 6.42% |
| 2020-04-06 | BRC Partners Management GP, LLC | 2.44M | 6.13% |
| 2020-04-06 | Bryant R. Riley | 8.23M | 20.64% |
| 2020-04-06 | Robert D’Agostino | 40739.0 | 0.10% |
| 2020-04-06 | Daniel Shribman | 95238.0 | 0.24% |
| 2020-04-06 | BRC Partners Opportunity Fund, L.P. | 2.44M | 6.13% |
| 2020-04-06 | B. Riley Capital Management, LLC | 2.44M | 6.13% |
| 2020-04-06 | Robert L. Antin | 87712.0 | 0.22% |
| 2020-04-06 | B. Riley FBR, Inc. | 5.69M | 14.26% |
| 2020-04-06 | B. Riley Financial, Inc. | 8.13M | 20.40% |
| 2020-02-07 | The TCW Group, Inc., on behalf of the TCW Business Unit | 3.26M | 8.80% |
| 2020-01-09 | Eric Singer | 3.22M | 8.70% |
| 2020-01-09 | VIEX GP, LLC | 812.1K | 2.20% |
| 2020-01-09 | VIEX Special Opportunities Fund III, LP | 2.34M | 6.30% |
| 2020-01-09 | VIEX Special Opportunities GP III, LLC | 2.34M | 6.30% |
| 2020-01-09 | VIEX Capital Advisors, LLC | 3.15M | 8.50% |
| 2020-01-09 | VIEX Opportunities Fund, LP – Series One* | 652.68K | 1.80% |
| 2020-01-09 | VIEX Opportunities Fund, LP – Series Two* | 159.42K | 1.00% |
| 2019-02-14 | Peter S. Park | - | 0.00% |
| 2019-02-14 | Park West Investors Master Fund, Limited | - | 0.00% |
| 2019-02-14 | Park West Asset Management LLC | - | 0.00% |
| 2019-02-13 | George McCabe | 32229.0 | 0.09% |
| 2019-02-13 | Portolan Capital Management, LLC | 32229.0 | 0.09% |
| 2019-02-04 | The TCW Group, Inc., on behalf of the TCW Business Unit | 4.33M | 10.98% |
| 2019-01-28 | B. Riley Financial, Inc. | 6.09M | 17.13% |
| 2019-01-28 | B. Riley Capital Management, LLC | 2.46M | 6.93% |
| 2019-01-28 | BRC Partners Management GP, LLC | 1.49M | 4.20% |
| 2019-01-28 | BRC Partners Opportunity Fund, LP | 1.49M | 4.20% |
| 2019-01-28 | BR Dialectic Capital Management, LLC | 969.9K | 2.73% |
| 2019-01-28 | B. Riley FBR, Inc. | 3.63M | 10.20% |
| 2019-01-28 | Dialectic Antithesis Partners, LP | 969.9K | 2.73% |
| 2019-01-10 | MANAGEMENT COMPANY LLC | 4.31M | 10.80% |
| 2018-12-31 | Dialectic Antithesis Partners, LP | 938.09K | 2.71% |
| 2018-12-31 | BR Dialectic Capital Management, LLC | 938.09K | 2.71% |
| 2018-12-31 | B. Riley Financial, Inc. | 4.09M | 11.81% |
| 2018-12-31 | B. Riley FBR, Inc. | 1.66M | 4.80% |
| 2018-12-31 | BRC Partners Management GP, LLC | 1.49M | 4.31% |
| 2018-12-31 | B. Riley Capital Management, LLC | 2.43M | 7.01% |
| 2018-12-31 | BRC Partners Opportunity Fund, LP | 1.49M | 4.31% |
| 2018-12-10 | The TCW Group, Inc., on behalf of the TCW Business Unit | 4.88M | 12.20% |
| 2018-07-10 | (1) BlackRock, Inc. | 609.3K | 1.80% |
| 2018-02-14 | Park West Investors Master Fund, Limited | 2.12M | 6.10% |
| 2018-02-14 | Peter S. Park | 2.38M | 6.90% |
| 2018-02-14 | Park West Asset Management LLC | 2.38M | 6.90% |
| 2018-02-02 | George McCabe | 1.93M | 5.58% |
| 2018-02-02 | Portolan Capital Management, LLC | 1.93M | 5.58% |
| 2018-02-01 | (1) BlackRock, Inc. | 1.82M | 5.30% |
| 2017-11-20 | Peter S. Park | 2M | 5.80% |
| 2017-11-20 | Park West Investors Master Fund, Limited | 1.78M | 5.10% |
| 2017-11-20 | Park West Asset Management LLC | 2M | 5.80% |
| 2017-03-03 | VIEX Opportunities Fund, LP – Series One* | 7.41M | 2.70% |
| 2017-03-03 | Eric Singer | 29.53M | 10.90% |
| 2017-03-03 | VIEX Capital Advisors, LLC | 29.53M | 10.90% |
| 2017-03-03 | VIEX GP, LLC | 8.82M | 3.30% |
| 2017-03-03 | VIEX Special Opportunities GP III, LLC | 20.71M | 7.60% |
| 2017-03-03 | VIEX Special Opportunities Fund III, LP | 20.71M | 7.60% |
| 2017-03-03 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2017-02-06 | Dale L. Fuller | 233.89K | 1.00% |
| 2017-02-06 | VIEX Special Opportunities Fund III, LP | 20.71M | 7.60% |
| 2017-02-06 | VIEX Special Opportunities GP III, LLC | 20.71M | 7.60% |
| 2017-02-06 | VIEX GP, LLC | 8.82M | 3.30% |
| 2017-02-06 | VIEX Opportunities Fund, LP – Series One* | 7.41M | 2.70% |
| 2017-02-06 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2017-02-06 | Clifford Press | 125K | 1.00% |
| 2017-02-06 | Eric Singer | 29.53M | 10.90% |
| 2017-02-06 | VIEX Capital Advisors, LLC | 29.53M | 10.90% |
| 2016-12-06 | VIEX Special Opportunities GP III, LLC | 20.71M | 7.60% |
| 2016-12-06 | Eric Singer | 29.53M | 10.90% |
| 2016-12-06 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2016-12-06 | VIEX Opportunities Fund, LP – Series One* | 7.41M | 2.70% |
| 2016-12-06 | VIEX Special Opportunities Fund III, LP | 20.71M | 7.60% |
| 2016-12-06 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-12-06 | VIEX Capital Advisors, LLC | 29.53M | 10.90% |
| 2016-09-27 | VIEX Special Opportunities Fund III, LP | 20.71M | 7.70% |
| 2016-09-27 | VIEX Opportunities Fund, LP – Series One* | 7.41M | 2.80% |
| 2016-09-27 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2016-09-27 | VIEX Special Opportunities GP III, LLC | 20.71M | 7.70% |
| 2016-09-27 | VIEX Capital Advisors, LLC | 29.53M | 11.00% |
| 2016-09-27 | Eric Singer | 29.53M | 11.00% |
| 2016-09-27 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-07-29 | Janus Capital Management LLC | 18.36M | 7.80% |
| 2016-07-08 | (1) BlackRock, Inc. | 5.96M | 2.20% |
| 2016-06-02 | VIEX Capital Advisors, LLC | 29.53M | 11.20% |
| 2016-06-02 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2016-06-02 | Eric Singer | 29.53M | 11.20% |
| 2016-06-02 | VIEX Special Opportunities GP III, LLC | 20.71M | 7.80% |
| 2016-06-02 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-06-02 | VIEX Special Opportunities Fund III, LP | 20.71M | 7.80% |
| 2016-06-02 | VIEX Opportunities Fund, LP - Series One* | 7.41M | 2.80% |
| 2016-04-28 | VIEX Special Opportunities GP III, LLC | 17.42M | 6.60% |
| 2016-04-28 | VIEX Special Opportunities Fund III, LP | 17.42M | 6.60% |
| 2016-04-28 | Eric Singer | 26.24M | 9.90% |
| 2016-04-28 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-04-28 | VIEX Opportunities Fund, LP - Series Two* | 1.41M | 1.00% |
| 2016-04-28 | VIEX Opportunities Fund, LP - Series One* | 7.41M | 2.80% |
| 2016-04-28 | VIEX Capital Advisors, LLC | 26.24M | 9.90% |
| 2016-04-06 | STARBOARD VALUE R LP | 2.46M | 1.00% |
| 2016-04-06 | STARBOARD PRINCIPAL CO GP LLC | 40.55M | 14.20% |
| 2016-04-06 | STARBOARD PRINCIPAL CO LP | 40.55M | 14.20% |
| 2016-04-06 | STARBOARD VALUE GP LLC | 40.55M | 14.20% |
| 2016-04-06 | STARBOARD VALUE LP | 40.55M | 14.20% |
| 2016-04-06 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 24.58M | 8.80% |
| 2016-04-06 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.27M | 2.00% |
| 2016-04-06 | STARBOARD VALUE AND OPPORTUNITY C LP | 2.46M | 1.00% |
| 2016-04-06 | MARK R. MITCHELL | 40.55M | 14.20% |
| 2016-04-06 | PETER A. FELD | 40.55M | 14.20% |
| 2016-04-06 | JEFFREY C. SMITH | 40.69M | 14.20% |
| 2016-04-06 | STARBOARD VALUE R GP LLC | 2.46M | 1.00% |
| 2016-02-02 | VIEX Capital Advisors, LLC | 26.24M | 9.90% |
| 2016-02-02 | VIEX Special Opportunities Fund III, LP | 17.42M | 6.60% |
| 2016-02-02 | VIEX Special Opportunities GP III, LLC | 17.42M | 6.60% |
| 2016-02-02 | Eric Singer | 26.24M | 9.90% |
| 2016-02-02 | – | 7.41M | 2.80% |
| 2016-02-02 | – | 1.41M | 1.00% |
| 2016-02-02 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-01-27 | (1) BlackRock, Inc. | 14.89M | 5.60% |
| 2016-01-27 | PETER A. FELD | 42.28M | 14.80% |
| 2016-01-27 | STARBOARD PRINCIPAL CO LP | 42.28M | 14.80% |
| 2016-01-27 | STARBOARD PRINCIPAL CO GP LLC | 42.28M | 14.80% |
| 2016-01-27 | STARBOARD VALUE AND OPPORTUNITY C LP | 2.64M | 1.00% |
| 2016-01-27 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.49M | 2.10% |
| 2016-01-27 | STARBOARD VALUE LP | 42.28M | 14.80% |
| 2016-01-27 | STARBOARD VALUE R GP LLC | 2.64M | 1.00% |
| 2016-01-27 | STARBOARD VALUE GP LLC | 42.28M | 14.80% |
| 2016-01-27 | STARBOARD VALUE R LP | 2.64M | 1.00% |
| 2016-01-27 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 25.56M | 9.20% |
| 2016-01-27 | MARK R. MITCHELL | 42.28M | 14.80% |
| 2016-01-27 | JEFFREY C. SMITH | 42.42M | 14.90% |
| 2016-01-21 | VIEX Special Opportunities Fund III, LP | 11.86M | 4.50% |
| 2016-01-21 | Eric Singer | 20.68M | 7.80% |
| 2016-01-21 | – | 7.41M | 2.80% |
| 2016-01-21 | VIEX GP, LLC | 8.82M | 3.30% |
| 2016-01-21 | VIEX Capital Advisors, LLC | 20.68M | 7.80% |
| 2016-01-21 | – | 1.41M | 1.00% |
| 2016-01-21 | VIEX Special Opportunities GP III, LLC | 11.86M | 4.50% |
| 2015-12-28 | VIEX GP, LLC | 8.82M | 3.30% |
| 2015-12-28 | VIEX Capital Advisors, LLC | 14.5M | 5.50% |
| 2015-12-28 | Eric Singer | 14.5M | 5.50% |
| 2015-12-28 | – | 1.41M | 1.00% |
| 2015-12-28 | – | 7.41M | 2.80% |
| 2015-12-28 | VIEX Special Opportunities Fund III, LP | 5.67M | 2.20% |
| 2015-12-28 | VIEX Special Opportunities GP III, LLC | 5.67M | 2.20% |
| 2015-05-07 | STARBOARD VALUE LP | 44.24M | 16.10% |
| 2015-05-07 | STARBOARD VALUE AND OPPORTUNITY C LP | 3.01M | 1.20% |
| 2015-05-07 | PETER A. FELD | 44.24M | 16.10% |
| 2015-05-07 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 9.80% |
| 2015-05-07 | MARK R. MITCHELL | 44.24M | 16.10% |
| 2015-05-07 | JEFFREY C. SMITH | 44.38M | 16.10% |
| 2015-05-07 | STARBOARD PRINCIPAL CO GP LLC | 44.24M | 16.10% |
| 2015-05-07 | STARBOARD PRINCIPAL CO LP | 44.24M | 16.10% |
| 2015-05-07 | STARBOARD VALUE GP LLC | 44.24M | 16.10% |
| 2015-05-07 | STARBOARD VALUE R GP LLC | 3.01M | 1.20% |
| 2015-05-07 | STARBOARD VALUE R LP | 3.01M | 1.20% |
| 2015-05-07 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.30% |
| 2015-01-29 | (1) BlackRock, Inc. | 17.13M | 6.70% |
| 2014-07-29 | LOUIS DINARDO | 93403.0 | 1.00% |
| 2014-07-29 | STARBOARD VALUE LP | 44.24M | 16.40% |
| 2014-07-29 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 10.00% |
| 2014-07-29 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.30% |
| 2014-07-29 | STARBOARD VALUE AND OPPORTUNITY C LP | 3.01M | 1.20% |
| 2014-07-29 | STARBOARD VALUE R LP | 3.01M | 1.20% |
| 2014-07-29 | DALE L. FULLER | 5000.0 | 1.00% |
| 2014-07-29 | EDWARD TERINO | - | 0.00% |
| 2014-07-29 | CHRISTOPHER F. CROWELL | - | 0.00% |
| 2014-07-29 | PETER A. FELD | 44.24M | 16.40% |
| 2014-07-29 | PHILIP BLACK | 43403.0 | 1.00% |
| 2014-07-29 | MARK R. MITCHELL | 44.24M | 16.40% |
| 2014-07-29 | STARBOARD PRINCIPAL CO LP | 44.24M | 16.40% |
| 2014-07-29 | STARBOARD VALUE R GP LLC | 3.01M | 1.20% |
| 2014-07-29 | JEFFREY C. SMITH | 44.32M | 16.50% |
| 2014-07-29 | STARBOARD PRINCIPAL CO GP LLC | 44.24M | 16.40% |
| 2014-07-29 | STARBOARD VALUE GP LLC | 44.24M | 16.40% |
| 2014-05-13 | STARBOARD VALUE GP LLC | 44.24M | 16.60% |
| 2014-05-13 | STARBOARD PRINCIPAL CO LP | 44.24M | 16.60% |
| 2014-05-13 | JEFFREY C. SMITH | 44.29M | 16.60% |
| 2014-05-13 | STARBOARD PRINCIPAL CO GP LLC | 44.24M | 16.60% |
| 2014-05-13 | DALE L. FULLER | 5000.0 | 1.00% |
| 2014-05-13 | CHRISTOPHER F. CROWELL | - | 0.00% |
| 2014-05-13 | PHILIP BLACK | - | 0.00% |
| 2014-05-13 | PETER A. FELD | 44.24M | 16.60% |
| 2014-05-13 | MARK R. MITCHELL | 44.24M | 16.60% |
| 2014-05-13 | STARBOARD VALUE R GP LLC | 3.01M | 1.20% |
| 2014-05-13 | EDWARD TERINO | - | 0.00% |
| 2014-05-13 | STARBOARD VALUE R LP | 3.01M | 1.20% |
| 2014-05-13 | STARBOARD VALUE AND OPPORTUNITY C LP | 3.01M | 1.20% |
| 2014-05-13 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.30% |
| 2014-05-13 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 10.00% |
| 2014-05-13 | STARBOARD VALUE LP | 44.24M | 16.60% |
| 2014-05-13 | LOUIS DINARDO | 50000.0 | 1.00% |
| 2014-02-13 | Private Capital Management, LLC (46-3167283) | 11.7M | 4.72% |
| 2014-01-30 | (1) BlackRock, Inc. | 14.41M | 5.80% |
| 2013-05-15 | STARBOARD VALUE R LP | 3.01M | 1.20% |
| 2013-05-15 | STARBOARD VALUE R GP LLC | 3.01M | 1.20% |
| 2013-05-15 | PETER A. FELD | 44.24M | 17.00% |
| 2013-05-15 | MARK R. MITCHELL | 44.24M | 17.00% |
| 2013-05-15 | STARBOARD PRINCIPAL CO GP LLC | 44.24M | 17.00% |
| 2013-05-15 | STARBOARD PRINCIPAL CO LP | 44.24M | 17.00% |
| 2013-05-15 | STARBOARD VALUE GP LLC | 44.24M | 17.00% |
| 2013-05-15 | STARBOARD VALUE LP | 44.24M | 17.00% |
| 2013-05-15 | STARBOARD VALUE AND OPPORTUNITY C LP | 3.01M | 1.20% |
| 2013-05-15 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.40% |
| 2013-05-15 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 10.30% |
| 2013-05-15 | JEFFREY C. SMITH | 44.24M | 17.00% |
| 2013-03-15 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.40% |
| 2013-03-15 | MARK R. MITCHELL | 42.57M | 16.40% |
| 2013-03-15 | PETER A. FELD | 42.57M | 16.40% |
| 2013-03-15 | STARBOARD VALUE GP LLC | 42.57M | 16.40% |
| 2013-03-15 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 10.30% |
| 2013-03-15 | STARBOARD VALUE AND OPPORTUNITY C LP | 1.33M | 1.00% |
| 2013-03-15 | STARBOARD VALUE LP | 42.57M | 16.40% |
| 2013-03-15 | STARBOARD PRINCIPAL CO GP LLC | 42.57M | 16.40% |
| 2013-03-15 | STARBOARD PRINCIPAL CO LP | 42.57M | 16.40% |
| 2013-03-15 | JEFFREY C. SMITH | 42.57M | 16.40% |
| 2013-02-14 | Edward C. Johnson 3d | 25.45M | 10.57% |
| 2013-02-14 | FMR LLC | 25.45M | 10.57% |
| 2013-02-14 | 04-2683227 | 1.24M | 0.52% |
| 2013-02-13 | Energy Transfer Equity, L.P. | 39.1M | 7.80% |
| 2013-01-30 | (1) BlackRock, Inc. | 12.93M | 5.37% |
| 2012-11-01 | JEFFREY C. SMITH | 41.23M | 15.90% |
| 2012-11-01 | STARBOARD PRINCIPAL CO GP LLC | 41.23M | 15.90% |
| 2012-11-01 | STARBOARD VALUE AND OPPORTUNITY S LLC | 5.86M | 2.40% |
| 2012-11-01 | PETER A. FELD | 41.23M | 15.90% |
| 2012-11-01 | STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD | 26.13M | 10.40% |
| 2012-11-01 | STARBOARD VALUE LP | 41.23M | 15.90% |
| 2012-11-01 | STARBOARD VALUE GP LLC | 41.23M | 15.90% |
| 2012-11-01 | MARK R. MITCHELL | 41.23M | 15.90% |
| 2012-11-01 | STARBOARD PRINCIPAL CO LP | 41.23M | 15.90% |
| 2012-04-11 | (1) BlackRock, Inc. | 11.36M | 4.85% |
| 2012-02-14 | 04-2683227 | 15.57M | 6.66% |
| 2012-02-14 | FMR LLC | 19.7M | 8.43% |
| 2012-02-14 | Edward C. Johnson 3d | 19.7M | 8.43% |
| 2011-12-09 | (1) BlackRock, Inc. | 11.64M | 4.98% |
| 2011-08-10 | FMR LLC | 23.19M | 10.08% |
| 2011-08-10 | Edward C. Johnson 3d | 23.19M | 10.08% |
| 2011-06-30 | Amici Associates, L.P. | 2.04M | 0.90% |
| 2011-06-30 | Paul E. Orlin | 11.96M | 5.20% |
| 2011-06-30 | Lightpath Capital, L.P. | 115K | 0.10% |
| 2011-06-30 | Amici Qualified Associates, L.P. | 3.54M | 1.50% |
| 2011-06-30 | The Collectors' Fund, L.P. | 1.34M | 0.60% |
| 2011-06-30 | Porter Orlin LLC | 11.96M | 5.20% |
| 2011-06-30 | Amici Fund International, Ltd. | 4.59M | 2.00% |
| 2011-06-30 | A. Alex Porter | 11.96M | 5.20% |
| 2011-06-30 | CF Advisors, LLC | 7.03M | 3.10% |
| 2011-02-11 | 13-3127734 | 5.16M | 2.34% |
| 2011-02-11 | James H. Simons | - | 0.00% |
| 2011-02-11 | 26-0385758 | 5.16M | 2.34% |
| 2011-02-08 | (1) BlackRock, Inc. | 11.65M | 5.27% |
| 2010-10-08 | (1) BlackRock, Inc. | 10.8M | 4.96% |
| 2010-07-09 | Capital Research Global Investors ** | 22.44M | 10.40% |
| 2010-06-23 | Wells Fargo and Company | 12.97M | 6.09% |
| 2010-06-11 | Wells Fargo and Company | 24.51M | 11.44% |
| 2010-06-11 | Wells Capital Management Incorporated | 14.9M | 6.95% |
| 2010-02-11 | James H. Simons | 11.17M | 5.24% |
| 2010-02-11 | 26-0385758 | 11.17M | 5.24% |
| 2010-01-29 | BlackRock for purposes of Schedule 13G filings. | 11.45M | 5.38% |
| 2010-01-21 | Wells Fargo and Company | 13.17M | 6.18% |
| 2009-02-13 | 01-0846058 | 14400.0 | 0.01% |
| 2009-01-21 | David I. Cohen | 4.82M | 2.20% |
| 2009-01-21 | Farallon Capital Institutional Partners II, L.P. | 57241.0 | 0.00% |
| 2009-01-21 | Farallon Capital Institutional Partners III, L.P. | 53103.0 | 0.00% |
| 2009-01-21 | Farallon Capital Management, L.L.C. | 2.32M | 1.10% |
| 2009-01-21 | Farallon Partners, L.L.C. | 2.5M | 1.20% |
| 2009-01-21 | William F. Duhamel | 4.82M | 2.20% |
| 2009-01-21 | Richard B. Fried | 4.82M | 2.20% |
| 2009-01-21 | Monica R. Landry | 4.82M | 2.20% |
| 2009-01-21 | Douglas M. MacMahon | 4.82M | 2.20% |
| 2009-01-21 | Noonday Asset Management, L.P. | 4.82M | 2.20% |
| 2009-01-21 | Noonday G.P. (U.S.), L.L.C. | 4.82M | 2.20% |
| 2009-01-21 | Noonday Capital, L.L.C. | 4.82M | 2.20% |
| 2009-01-21 | Saurabh K. Mittal | 4.82M | 2.20% |
| 2009-01-21 | Noonday Capital Partners, L.L.C. | 60690.0 | 0.00% |
| 2009-01-21 | Farallon Capital Partners, L.P. | 762.07K | 0.40% |
| 2009-01-21 | Farallon Capital Institutional Partners, L.P. | 404.6K | 0.20% |
| 2009-01-21 | Tinicum Partners, L.P. | - | 0.00% |
| 2009-01-21 | Farallon Capital Offshore Investors II, L.P. | 1.16M | 0.50% |
| 2009-01-21 | William F. Mellin | 4.82M | 2.20% |
| 2009-01-21 | Stephen L. Millham | 4.82M | 2.20% |
| 2009-01-21 | Jason E. Moment | 4.82M | 2.20% |
| 2009-01-21 | Ashish H. Pant | 4.82M | 2.20% |
| 2009-01-21 | Rajiv A. Patel | 4.82M | 2.20% |
| 2009-01-21 | Derek C. Schrier [See Item 2] | 4.82M | 2.20% |
| 2009-01-21 | Andrew J. M. Spokes | 4.82M | 2.20% |
| 2009-01-21 | Thomas F. Steyer | 4.82M | 2.20% |
| 2009-01-21 | Mark C. Wehrly | 4.82M | 2.20% |
| 2008-02-14 | c/o Elm Ridge Capital Management, LLC | - | 0.00% |
| 2008-01-24 | Farallon Capital Partners, L.P. | 2.11M | 1.00% |
| 2008-01-24 | L.P. | 160.05K | 0.10% |
| 2008-01-24 | L.P. | 1.25M | 0.60% |
| 2008-01-24 | Ashish H. Pant [See Item 2] | 12.1M | 5.80% |
| 2008-01-24 | Monica R. Landry | 12.1M | 5.80% |
| 2008-01-24 | Richard B. Fried | 12.1M | 5.80% |
| 2008-01-24 | William F. Duhamel | 12.1M | 5.80% |
| 2008-01-24 | Chun R. Ding [See Item 2] | - | 0.00% |
| 2008-01-24 | Farallon Partners, L.L.C. | 6.6M | 3.20% |
| 2008-01-24 | Farallon Capital Management, L.L.C. | 5.5M | 2.70% |
| 2008-01-24 | L.P. | 2.69M | 1.30% |
| 2008-01-24 | Noonday G.P. (U.S.), L.L.C. | 12.1M | 5.80% |
| 2008-01-24 | Noonday Asset Management, L.P. | 12.1M | 5.80% |
| 2008-01-24 | Douglas M. MacMahon | 12.1M | 5.80% |
| 2008-01-24 | Jason E. Moment | 12.1M | 5.80% |
| 2008-01-24 | Derek C. Schrier | 12.1M | 5.80% |
| 2008-01-24 | Andrew J. M. Spokes [See Item 2] | 12.1M | 5.80% |
| 2008-01-24 | Mark C. Wehrly | 12.1M | 5.80% |
| 2008-01-24 | Rajiv A. Patel | 12.1M | 5.80% |
| 2008-01-24 | Stephen L. Millham | 12.1M | 5.80% |
| 2008-01-24 | Thomas F. Steyer | 12.1M | 5.80% |
| 2008-01-24 | William F. Mellin | 12.1M | 5.80% |
| 2008-01-24 | Tinicum Partners, L.P. | 77265.0 | 0.00% |
| 2008-01-24 | L.P. | 158K | 0.10% |
| 2008-01-24 | Noonday Capital, L.L.C. | 12.1M | 5.80% |
| 2008-01-24 | David I. Cohen | 12.1M | 5.80% |
| 2008-01-24 | Saurabh K. Mittal | 12.1M | 5.80% |
| 2008-01-24 | Noonday Capital Partners, L.L.C. | 141.06K | 0.10% |
| 2007-02-13 | c/o Elm Ridge Capital Management, LLC | 10.38M | 5.40% |
| 2006-02-14 | c/o Elm Ridge Capital Management LLC | 10.13M | 5.45% |
| 2006-02-15 | 01-0846058 | 9.52M | 5.12% |
| 2006-02-15 | Smith Barney Fund Management LLC | 6.48M | 3.48% |
| 2006-02-15 | Salomon Brothers Asset Management Inc | 31500.0 | 0.02% |
| 2005-10-06 | c/o Elm Ridge Capital Management, LLC | 9.68M | 5.26% |
| 2003-12-09 | 47-0875103 | 18.18M | 11.00% |
| 2001-02-14 | Abigail P. Johnson | 6.73M | 8.68% |
| 2001-02-14 | FMR Corp. | 6.73M | 8.68% |
| 2001-02-14 | Lazard Freres & Co. LLC | - | 0.00% |
| 2001-02-14 | Edward C. Johnson 3d | 6.73M | 8.68% |
| 2001-02-13 | Edward C. Johnson 3d | 518.74K | 0.35% |
| 2001-02-13 | Abigail P. Johnson | 518.74K | 0.35% |
| 2001-02-13 | 04-2683227 | 11.28M | 14.66% |
| 2001-02-13 | FMR Corp. | 518.74K | 0.35% |
| 2000-11-13 | FMR Corp. | 9.71M | 12.22% |
| 2000-11-13 | Edward C. Johnson 3d | 9.71M | 12.22% |
| 2000-11-13 | Abigail P. Johnson | 9.71M | 12.22% |
| 2000-07-10 | 04-2683227 | 10.93M | 13.23% |
| 2000-02-11 | Edward C. Johnson 3d | 8.54M | 5.17% |
| 2000-02-11 | 04-2683227 | 12.65M | 7.68% |
| 2000-02-11 | FMR Corp. | 8.54M | 5.17% |
| 2000-02-11 | Abigail P. Johnson | 8.54M | 5.17% |
| 2000-02-11 | 04-2683227 | 12.65M | 7.68% |
| 2000-02-03 | Lazard Freres & Co. LLC | 4.29M | 5.07% |
| 2000-02-03 | Lazard Freres & Co. LLC | 4.29M | 5.07% |
| 1999-02-12 | Edward C. Johnson 3d | 16.33M | 9.74% |
| 1999-02-12 | Abigail P. Johnson | 16.33M | 9.74% |
| 1999-02-12 | FMR Corp. | 16.33M | 9.74% |
| 1998-02-11 | FMR Corp. | 12.69M | 9.23% |
| 1998-02-11 | Edward C. Johnson 3d | 12.69M | 9.23% |
| 1998-02-11 | Abigail P. Johnson | 12.69M | 9.23% |
| 1998-02-06 | Franklin Resources, Inc. | 1.47M | 1.10% |
| 1998-02-06 | Abigail P. Johnson | 15.26M | 11.02% |
| 1998-02-06 | Edward C. Johnson 3d | 15.26M | 11.02% |
| 1998-02-06 | FMR Corp. | 15.26M | 11.02% |
| 1997-02-13 | 13-2670991 | 3.92M | 6.80% |
| 1997-02-12 | Abigail P. Johnson | 7.74M | 13.19% |
| 1997-02-12 | Edward C. Johnson 3d | 7.74M | 13.19% |
| 1997-02-12 | 04-2507163) | 7.74M | 13.19% |
| 1996-10-10 | 04-2507163) | 6M | 10.97% |
| 1996-10-10 | Abigail P. Johnson | 6M | 10.97% |
| 1996-10-10 | Edward C. Johnson 3d | 6M | 10.97% |
| 1996-07-10 | Edward C. Johnson 3d | 3.58M | 6.69% |
| 1996-07-10 | 04-2507163) | 3.58M | 6.69% |
| 1996-07-10 | Abigail P. Johnson | 3.58M | 6.69% |
| 1996-06-10 | Abigail P. Johnson | 6.29M | 11.76% |
| 1996-06-10 | Edward C. Johnson 3d | 6.29M | 11.76% |
| 1996-06-10 | 04-2507163) | 6.29M | 11.76% |
| 1996-02-09 | ###-##-#### | 3.06M | 5.80% |
| 1996-02-09 | ###-##-#### | 3.06M | 5.80% |
| 1996-02-09 | 13-2670991 | 3.06M | 5.80% |
| 1995-02-06 | 13-2670991 | 3.45M | 7.60% |
| 1994-01-28 | 13-2670991 | 2.77M | 6.50% |
QMCO Enterprise Value History
Annual
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4.75 | 12.67M | $60.2M | $15.57M | $153.82M | $198.45M |
| 2025-03-31 | $14.38 | 5.15M | $74.06M | $16.46M | $132.88M | $190.47M |
| 2024-03-31 | $11.12 | 4.75M | $52.87M | $25.69M | $119.98M | $147.15M |
| 2023-03-31 | $23.00 | 4.56M | $104.95M | $25.96M | $99.64M | $178.62M |
| 2022-03-31 | $45.40 | 2.94M | $133.66M | $5.21M | $123.18M | $251.62M |
| 2021-03-31 | $166.60 | 2.22M | $370.35M | $28.14M | $103.33M | $445.54M |
| 2020-03-31 | $59.00 | 1.88M | $110.92M | $6.44M | $168.06M | $272.54M |
| 2019-03-31 | $47.00 | 1.78M | $83.57M | $10.79M | $147.27M | $220.05M |
| 2018-03-31 | $70.00 | 1.73M | $121.38M | $10.86M | $123.49M | $234M |
| 2017-03-31 | $139.20 | 1.69M | $234.56M | $12.96M | $127.86M | $349.46M |
Quarterly
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-06-30 | $11.00 | 21.99M | $241.87M | $54.45M | $7.98M | $195.4M |
| 2026-03-31 | $4.75 | 14.5M | $68.86M | $15.57M | $153.82M | $207.1M |
| 2025-12-31 | $6.45 | 13.69M | $88.29M | $13.84M | $146.12M | $220.58M |
| 2025-09-30 | $9.92 | 11.27M | $111.76M | $14.67M | $108.24M | $205.32M |
| 2025-06-30 | $9.97 | 9.19M | $91.59M | $37.4M | $105.5M | $159.69M |
| 2025-03-31 | $14.38 | 5.03M | $72.31M | $16.46M | $132.88M | $188.72M |
| 2024-12-31 | $53.92 | 4.91M | $264.59M | $20.38M | $146.4M | $390.61M |
| 2024-09-30 | $3.50 | 4.79M | $16.78M | $16.72M | $135.37M | $135.42M |
| 2024-06-30 | $7.80 | 4.79M | $37.38M | $17.29M | $115.4M | $135.49M |
| 2024-03-31 | $11.12 | 4.79M | $53.3M | $25.86M | $119.98M | $147.42M |
| 2023-12-31 | $6.98 | 4.79M | $33.44M | $24.38M | $124.47M | $133.53M |
| 2023-09-30 | $12.20 | 4.75M | $57.96M | $25.57M | $114.21M | $146.6M |