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, Q1 2023
Institutional positions in Quantum Corp as of Mar 31, 2023. 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
- 72
- −2 vs. Q4 2022
- Shares held
- 60.1M
- −971.8K (−1.6%) vs. Q4 2022
- Total value
- $68.9M
- +$2.38M (+3.6%) vs. Q4 2022
- New holders
- 10
- 20 more added
- Sold out
- 12
- 19 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Neuberger Berman Group LLC | 15,731,309 | $18.1M | 0.02% | +443,729+2.9% | Added |
| Allianz Asset Management GmbH | 10,248,322 | $11.8M | 0.02% | 00.0% | Unchanged |
| Long Focus Capital Management, LLC | 5,250,364 | $6.04M | 0.97% | +145,437+2.8% | Added |
| Vanguard Group Inc | 5,038,161 | $5.79M | 0.00% | +260,512+5.5% | Added |
| Solas Capital Management, LLC | 3,728,108 | $4.29M | 2.29% | −1,357,892−26.7% | Reduced |
| B. Riley Financial, Inc. | 3,030,746 | $3.49M | 0.91% | −794,065−20.8% | Reduced |
| Senvest Management, LLC | 2,550,931 | $2.93M | 0.11% | 00.0% | Unchanged |
| TCW Group Inc | 2,120,168 | $2.31M | 0.03% | 00.0% | Unchanged |
| Roumell Asset Management, LLC | 1,687,553 | $1.94M | 4.39% | −91,916−5.2% | Reduced |
| King Luther Capital Management Corp | 1,384,915 | $1.59M | 0.01% | +20,000+1.5% | Added |
| Pacific Ridge Capital Partners, LLC | 1,365,577 | $1.57M | 0.39% | −4,836−0.4% | Reduced |
| BlackRock Inc. | 1,008,521 | $1.16M | 0.00% | −109,382−9.8% | Reduced |
| Geode Capital Management, LLC | 994,641 | $1.14M | 0.00% | +17,500+1.8% | Added |
| Herald Investment Management Ltd | 1,000,000 | $1.13M | 0.25% | +253,150+33.9% | Added |
| Millennium Management LLC | 621,669 | $715.0K | 0.00% | +248,386+66.5% | Added |
| AWM Investment Company, Inc. | 584,518 | $672.2K | 0.09% | −72,762−11.1% | Reduced |
| Kovack Advisors, Inc. | 504,477 | $580.1K | 0.08% | +152,476+43.3% | Added |
| Bridgeway Capital Management, LLC | 385,000 | $442.8K | 0.01% | +100,000+35.1% | Added |
| Acadian Asset Management LLC | 368,850 | $422.0K | 0.00% | +95,732+35.1% | Added |
| State Street Corp | 342,335 | $393.7K | 0.00% | +67,720+24.7% | Added |
| LPL Financial LLC | 272,257 | $313.1K | 0.00% | +2,037+0.8% | Added |
| Susquehanna International Group, LLP | 247,565 | $284.7K | 0.00% | +158,590+178.2% | Added |
| Jacobs Levy Equity Management, Inc | 213,563 | $245.6K | 0.00% | −169,355−44.2% | Reduced |
| Northern Trust Corp | 199,196 | $229.1K | 0.00% | +40,671+25.7% | Added |
| Price T Rowe Associates Inc | 146,400 | $169.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 144,946 | $166.7K | 0.00% | +72,100+99.0% | Added |
| D. E. Shaw & Co., Inc. | 94,096 | $108.2K | 0.00% | −114,608−54.9% | Reduced |
| Squarepoint Ops LLC | 64,273 | $73.9K | 0.00% | +64,273 | New |
| Marathon Capital Management | 60,000 | $69.0K | 0.02% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 57,798 | $66.5K | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 48,960 | $56.3K | 0.00% | −4,200−7.9% | Reduced |
| Jane Street Group, LLC | 47,789 | $55.0K | 0.00% | +47,789 | New |
| Krilogy Financial LLC | 45,000 | $51.8K | 0.00% | 00.0% | Unchanged |
| SEI Investments Co | 44,207 | $50.9K | 0.00% | +6,875+18.4% | Added |
| Two Sigma Investments, LP | 31,427 | $36.1K | 0.00% | −29,664−48.6% | Reduced |
| Renaissance Technologies LLC | 31,691 | $36.0K | 0.00% | −120,119−79.1% | Reduced |
| Occudo Quantitative Strategies LP | 27,281 | $31.4K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 26,023 | $30.0K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 25,363 | $29.2K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 23,944 | $27.5K | 0.00% | −3,749−13.5% | Reduced |
| Russell Investments Group, Ltd. | 23,842 | $27.4K | 0.00% | −1,634−6.4% | Reduced |
| Cubist Systematic Strategies, LLC | 22,090 | $25.4K | 0.00% | +22,090 | New |
| Morgan Stanley | 21,852 | $25.1K | 0.00% | −5,975−21.5% | Reduced |
| Bank of America Corp | 21,809 | $25.1K | 0.00% | +21,167+3,297.0% | Added |
| Lighthouse Investment Partners, LLC | 21,662 | $24.9K | 0.00% | +21,662 | New |
| Delta Investment Management, LLC | 19,245 | $22.1K | 0.01% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 17,158 | $20.0K | 0.00% | −2,500−12.7% | Reduced |
| Atria Wealth Solutions, Inc. | 17,000 | $19.6K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 14,584 | $16.8K | 0.00% | −48,498−76.9% | Reduced |
| Prudential Financial Inc | 11,812 | $13.6K | 0.00% | +11,812 | New |
| RBF Capital, LLC | 11,025 | $12.7K | 0.00% | 00.0% | Unchanged |
| Pathstone Family Office, LLC | 10,254 | $11.8K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 9,110 | $10.5K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 8,208 | $9.00K | 0.00% | +8,111+8,361.9% | Added |
| Cambridge Trust Co | 5,868 | $6.75K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 5,740 | $6.60K | 0.00% | +9+0.2% | Added |
| State of Wyoming | 4,693 | $5.40K | 0.00% | −6,688−58.8% | Reduced |
| Whittier Trust Co | 3,750 | $4.28K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 2,301 | $2.65K | 0.00% | +2,301 | New |
| Advisor Group Holdings, Inc. | 1,934 | $2.22K | 0.00% | +231+13.6% | Added |
| Spire Wealth Management | 1,400 | $1.61K | 0.00% | 00.0% | Unchanged |
| BDO Wealth Advisors, LLC | 1,000 | $1.15K | 0.00% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 746 | $858 | 0.00% | +746 | New |
| Truvestments Capital LLC | 687 | $790 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 662 | $762 | 0.00% | −3,489−84.1% | Reduced |
| Operose Advisors LLC | 300 | $345 | 0.00% | +300 | New |
| Proequities, Inc. | 171 | $196 | 0.00% | 00.0% | Unchanged |
| Harvest Group Wealth Management, LLC | 161 | $185 | 0.00% | +161 | New |
| FMR LLC | 26 | $30 | 0.00% | −1,561−98.4% | Reduced |
| JPMorgan Chase & Co | 177 | $0 | 0.00% | 00.0% | Unchanged |
| Highlander Capital Management, LLC | 25 | $0 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 148 | $0 | 0.00% | +148 | New |
| Invesco Ltd. | 0 | $0 | 0.00% | −144,218−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −85,694−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −24,818−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −15,300−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −14,332−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −13,700−100.0% | Sold out |
| Heritage Investors Management Corp | 0 | $0 | 0.00% | −12,615−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −1,431−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| GW&K Investment Management, LLC | 0 | $0 | 0.00% | −197−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −2,310−100.0% | Sold out |
| B. Riley Securities, Inc. | – | – | – | – | Not filed |
| Sargent Bickham Lagudis LLC | – | – | – | – | Not filed |