Quantum Corp
QMCO- Exchange
- Nasdaq
- Industry
- Computer Storage Devices
- SEC CIK
- 0000709283
In the last 90 days, Quantum Corp insiders filed 0 open-market purchases and 3 sales; 60 institutions reported holding it in 13F filings for Q2 2026, worth $158.1M in total; Oaktree Capital is the only superinvestor holding it.
13F holders, Q4 2022
Institutional positions in Quantum Corp as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 76
- −6 vs. Q3 2022
- Shares held
- 64.9M
- +1.73M (+2.7%) vs. Q3 2022
- Total value
- $70.7M
- +$1.78M (+2.6%) vs. Q3 2022
- New holders
- 7
- 15 more added
- Sold out
- 13
- 33 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting QMCO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 60 | $158.1M |
| Q1 2026 | 37 | $7.66M |
| Q4 2025 | 40 | $13.3M |
| Q3 2025 | 29 | $8.58M |
| Q2 2025 | 35 | $8.82M |
| Q1 2025 | 29 | $24.3M |
| Q4 2024 | 47 | $95.0M |
| Q3 2024 | 26 | $7.96M |
| Q2 2024 | 52 | $19.5M |
| Q1 2024 | 60 | $28.6M |
| Q4 2023 | 62 | $17.8M |
| Q3 2023 | 62 | $34.8M |
| Q2 2023 | 64 | $63.1M |
| Q1 2023 | 72 | $68.9M |
| Q4 2022 | 76 | $70.7M |
| Q3 2022 | 83 | $69.0M |
| Q2 2022 | 92 | $93.6M |
| Q1 2022 | 94 | $99.0M |
| Q4 2021 | 105 | $230.2M |
| Q3 2021 | 95 | $226.7M |
| Q2 2021 | 111 | $292.9M |
| Q1 2021 | 106 | $333.3M |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Neuberger Berman Group LLC | 15,287,580 | $16.7M | 0.02% | −471,788−3.0% | Reduced |
| Allianz Asset Management GmbH | 10,248,322 | $11.2M | 0.02% | 00.0% | Unchanged |
| Long Focus Capital Management, LLC | 5,104,927 | $5.56M | 0.92% | +192,325+3.9% | Added |
| Solas Capital Management, LLC | 5,086,000 | $5.54M | 3.32% | +1,700,000+50.2% | Added |
| Vanguard Group Inc | 4,777,649 | $5.21M | 0.00% | +818,800+20.7% | Added |
| B. Riley Financial, Inc. | 3,824,811 | $4.17M | 0.94% | −180,629−4.5% | Reduced |
| B. Riley Securities, Inc. | 3,824,811 | $4.17M | 0.91% | +3,824,811 | New |
| Senvest Management, LLC | 2,550,931 | $2.78M | 0.09% | −3,095,095−54.8% | Reduced |
| TCW Group Inc | 2,120,168 | $2.31M | 0.03% | 00.0% | Unchanged |
| Roumell Asset Management, LLC | 1,779,469 | $1.94M | 4.80% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 1,370,413 | $1.49M | 0.35% | −26,298−1.9% | Reduced |
| King Luther Capital Management Corp | 1,364,915 | $1.49M | 0.01% | 00.0% | Unchanged |
| BlackRock Inc. | 1,117,903 | $1.22M | 0.00% | +1,775+0.2% | Added |
| Geode Capital Management, LLC | 977,141 | $1.06M | 0.00% | +58,065+6.3% | Added |
| Herald Investment Management Ltd | 746,850 | $821.0K | 0.20% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 657,280 | $716.4K | 0.10% | −173,714−20.9% | Reduced |
| Jacobs Levy Equity Management, Inc | 382,918 | $417.4K | 0.00% | −60,051−13.6% | Reduced |
| Millennium Management LLC | 373,283 | $407.0K | 0.00% | −19,186−4.9% | Reduced |
| Kovack Advisors, Inc. | 352,001 | $383.7K | 0.06% | +116,078+49.2% | Added |
| Bridgeway Capital Management, LLC | 285,000 | $310.6K | 0.01% | +75,000+35.7% | Added |
| State Street Corp | 274,615 | $299.3K | 0.00% | +61,914+29.1% | Added |
| Acadian Asset Management LLC | 273,118 | $296.0K | 0.00% | +60,257+28.3% | Added |
| LPL Financial LLC | 270,220 | $294.5K | 0.00% | −6,413−2.3% | Reduced |
| D. E. Shaw & Co., Inc. | 208,704 | $227.5K | 0.00% | +6,741+3.3% | Added |
| Northern Trust Corp | 158,525 | $172.8K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 151,810 | $165.0K | 0.00% | +47,754+45.9% | Added |
| Price T Rowe Associates Inc | 146,400 | $160.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 144,218 | $157.2K | 0.00% | −729−0.5% | Reduced |
| Susquehanna International Group, LLP | 88,975 | $97.0K | 0.00% | +88,975 | New |
| Ergoteles LLC | 85,694 | $93.4K | 0.00% | −91,865−51.7% | Reduced |
| Citadel Advisors LLC | 72,846 | $79.4K | 0.00% | +39,737+120.0% | Added |
| Qube Research & Technologies Ltd | 63,082 | $68.8K | 0.00% | +10,869+20.8% | Added |
| Two Sigma Investments, LP | 61,091 | $66.6K | 0.00% | −59,432−49.3% | Reduced |
| Marathon Capital Management | 60,000 | $65.4K | 0.02% | −263,422−81.4% | Reduced |
| Charles Schwab Investment Management Inc | 57,798 | $63.0K | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 53,160 | $58.0K | 0.00% | −694−1.3% | Reduced |
| Krilogy Financial LLC | 45,000 | $49.0K | 0.00% | +45,000 | New |
| SEI Investments Co | 37,332 | $40.6K | 0.00% | −8,818−19.1% | Reduced |
| Morgan Stanley | 27,827 | $30.3K | 0.00% | −20,167−42.0% | Reduced |
| Engineers Gate Manager LP | 27,693 | $30.2K | 0.00% | −11,778−29.8% | Reduced |
| Occudo Quantitative Strategies LP | 27,281 | $29.7K | 0.00% | −23,543−46.3% | Reduced |
| HighTower Advisors, LLC | 26,023 | $28.0K | 0.00% | +26,023 | New |
| Russell Investments Group, Ltd. | 25,476 | $27.8K | 0.00% | −126,410−83.2% | Reduced |
| Bank of New York Mellon Corp | 25,363 | $27.6K | 0.00% | −29,510−53.8% | Reduced |
| Goldman Sachs Group Inc | 24,818 | $27.1K | 0.00% | −433,352−94.6% | Reduced |
| Public Employees Retirement System of Ohio | 19,658 | $21.0K | 0.00% | −4,462−18.5% | Reduced |
| Delta Investment Management, LLC | 19,245 | $21.0K | 0.01% | −15,000−43.8% | Reduced |
| Atria Wealth Solutions, Inc. | 17,000 | $18.5K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 15,300 | $16.7K | 0.00% | −51,700−77.2% | Reduced |
| Gsa Capital Partners LLP | 14,332 | $16.0K | 0.00% | −777−5.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 13,700 | $14.9K | 0.00% | −24,400−64.0% | Reduced |
| Heritage Investors Management Corp | 12,615 | $14.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 11,381 | $12.4K | 0.00% | +3,774+49.6% | Added |
| RBF Capital, LLC | 11,025 | $12.0K | 0.00% | −18,875−63.1% | Reduced |
| Pathstone Family Office, LLC | 10,254 | $11.2K | 0.00% | 00.0% | Unchanged |
| Sargent Bickham Lagudis LLC | 9,841 | $10.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 9,110 | $9.93K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 5,731 | $6.25K | 0.00% | −12−0.2% | Reduced |
| Cambridge Trust Co | 5,868 | $6.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 4,151 | $4.52K | 0.00% | −366−8.1% | Reduced |
| Whittier Trust Co | 3,750 | $4.05K | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 1,400 | $2.00K | 0.00% | −1,000−41.7% | Reduced |
| Advisor Group Holdings, Inc. | 1,703 | $2.00K | 0.00% | −150−8.1% | Reduced |
| FMR LLC | 1,587 | $1.73K | 0.00% | +1,587 | New |
| Federated Hermes, Inc. | 1,431 | $1.56K | 0.00% | −334−18.9% | Reduced |
| BDO Wealth Advisors, LLC | 1,000 | $1.09K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 687 | $749 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 642 | $700 | 0.00% | +3+0.5% | Added |
| Proequities, Inc. | 171 | $186 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 1 | $1 | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 97 | $0 | 0.00% | −7,468−98.7% | Reduced |
| JPMorgan Chase & Co | 177 | $0 | 0.00% | 00.0% | Unchanged |
| Highlander Capital Management, LLC | 25 | $0 | 0.00% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 197 | $0 | 0.00% | +197 | New |
| Simplex Trading, LLC | 20 | $0 | 0.00% | +20 | New |
| IFP Advisors, Inc | 2,310 | – | – | −1,598−40.9% | Reduced |
| Union Square Park Capital Management, LLC | 0 | $0 | 0.00% | −115,275−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −25,660−100.0% | Sold out |
| Highland Private Wealth Management | 0 | $0 | 0.00% | −25,723−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −21,138−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −14,836−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −12,626−100.0% | Sold out |
| Brown Brothers Harriman & Co | 0 | $0 | 0.00% | −2,836−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,300−100.0% | Sold out |
| Castle Wealth Management LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Abound Wealth Management | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Cowa, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Eidelman Virant Capital | – | – | – | – | Not filed |