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 2022
Institutional positions in Quantum Corp as of Mar 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
- 94
- −9 vs. Q4 2021
- Shares held
- 40.7M
- −1.19M (−2.8%) vs. Q4 2021
- Total value
- $99.0M
- −$130.7M (−56.9%) vs. Q4 2021
- New holders
- 21
- 23 more added
- Sold out
- 30
- 35 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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 2022
Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Neuberger Berman Group LLC | 6,932,309 | $15.7M | 0.01% | −169,023−2.4% | Reduced |
| TCW Group Inc | 2,120,168 | $11.7M | 0.11% | 00.0% | Unchanged |
| B. Riley Financial, Inc. | 4,716,155 | $10.7M | 1.85% | −203,711−4.1% | Reduced |
| BlackRock Inc. | 3,940,513 | $8.95M | 0.00% | +8,170+0.2% | Added |
| Senvest Management, LLC | 3,122,815 | $7.09M | 0.20% | −1,2890.0% | Reduced |
| Vanguard Group Inc | 2,754,020 | $6.25M | 0.00% | +182,427+7.1% | Added |
| Long Focus Capital Management, LLC | 1,986,324 | $4.51M | 0.97% | +1,986,324 | New |
| Roumell Asset Management, LLC | 1,652,709 | $3.75M | 6.06% | +88,169+5.6% | Added |
| Pacific Ridge Capital Partners, LLC | 1,577,393 | $3.58M | 0.68% | +321,791+25.6% | Added |
| Russell Investments Group, Ltd. | 1,309,721 | $2.97M | 0.01% | −497,820−27.5% | Reduced |
| Deep Field Asset Management LLC | 1,230,000 | $2.79M | 3.58% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,067,756 | $2.42M | 0.00% | +91,061+9.3% | Added |
| State Street Corp | 874,452 | $1.99M | 0.00% | +64,208+7.9% | Added |
| King Luther Capital Management Corp | 665,000 | $1.51M | 0.01% | +200,820+43.3% | Added |
| B. Riley Asset Management, LLC | 566,431 | $1.29M | 0.66% | −1,137,945−66.8% | Reduced |
| Herald Investment Management Ltd | 525,000 | $1.19M | 0.22% | +75,000+16.7% | Added |
| Northern Trust Corp | 483,589 | $1.10M | 0.00% | −10,865−2.2% | Reduced |
| Walleye Capital LLC | 401,946 | $912.0K | 0.03% | +401,946 | New |
| AWM Investment Company, Inc. | 363,326 | $825.0K | 0.11% | +72,762+25.0% | Added |
| Union Square Park Capital Management, LLC | 350,000 | $795.0K | 0.64% | +350,000 | New |
| Marathon Capital Management | 339,875 | $772.0K | 0.22% | +104,650+44.5% | Added |
| LPL Financial LLC | 325,647 | $739.0K | 0.00% | +155,137+91.0% | Added |
| Nuveen Asset Management, LLC | 212,196 | $495.0K | 0.00% | +1,319+0.6% | Added |
| Bank of New York Mellon Corp | 208,765 | $474.0K | 0.00% | +156+0.1% | Added |
| Engineers Gate Manager LP | 206,774 | $469.0K | 0.02% | +183,609+792.6% | Added |
| D. E. Shaw & Co., Inc. | 189,490 | $430.0K | 0.00% | +10,102+5.6% | Added |
| Goldman Sachs Group Inc | 182,046 | $413.0K | 0.00% | −233,952−56.2% | Reduced |
| JPMorgan Chase & Co | 171,137 | $388.0K | 0.00% | −52,939−23.6% | Reduced |
| Charles Schwab Investment Management Inc | 154,561 | $351.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 140,057 | $318.0K | 0.00% | +91,709+189.7% | Added |
| Two Sigma Investments, LP | 133,276 | $303.0K | 0.00% | +40,605+43.8% | Added |
| Boothbay Fund Management, LLC | 128,220 | $291.0K | 0.01% | −127,171−49.8% | Reduced |
| Parametric Portfolio Associates LLC | 121,423 | $276.0K | 0.00% | +93,956+342.1% | Added |
| Price T Rowe Associates Inc | 107,280 | $244.0K | 0.00% | +52,703+96.6% | Added |
| Acadian Asset Management LLC | 107,824 | $243.0K | 0.00% | −12,363−10.3% | Reduced |
| Eidelman Virant Capital | 100,000 | $227.0K | 0.12% | −177,000−63.9% | Reduced |
| Occudo Quantitative Strategies LP | 145,181 | $210.0K | 0.02% | +145,181 | New |
| Kovack Advisors, Inc. | 82,700 | $187.0K | 0.02% | −42,400−33.9% | Reduced |
| Two Sigma Advisers, LP | 76,700 | $174.0K | 0.00% | −49,500−39.2% | Reduced |
| Rhumbline Advisers | 70,670 | $160.0K | 0.00% | −855−1.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 65,600 | $149.0K | 0.00% | +65,600 | New |
| Cowen and Company, LLC | 50,000 | $114.0K | 0.01% | +50,000 | New |
| New York State Common Retirement Fund | 37,298 | $85.0K | 0.00% | +180.0% | Added |
| Delta Investment Management, LLC | 34,245 | $78.0K | 0.02% | 00.0% | Unchanged |
| Deutsche Bank AG | 31,079 | $71.0K | 0.00% | −153,582−83.2% | Reduced |
| RBF Capital, LLC | 30,000 | $68.0K | 0.00% | −30,000−50.0% | Reduced |
| American International Group, Inc. | 29,423 | $67.0K | 0.00% | −1,634−5.3% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 27,800 | $63.0K | 0.00% | +27,800 | New |
| Citadel Advisors LLC | 26,392 | $60.0K | 0.00% | −87,767−76.9% | Reduced |
| Manufacturers Life Insurance Company, The | 26,110 | $59.3K | 0.00% | −5,061−16.2% | Reduced |
| California State Teachers Retirement System | 25,576 | $58.0K | 0.00% | −6,226−19.6% | Reduced |
| Highland Private Wealth Management | 25,723 | $58.0K | 0.01% | 00.0% | Unchanged |
| Voya Investment Management LLC | 25,018 | $57.0K | 0.00% | −23,059−48.0% | Reduced |
| SEI Investments Co | 34,475 | $57.0K | 0.00% | +8,203+31.2% | Added |
| Royal Bank of Canada | 19,437 | $44.0K | 0.00% | −8,526−30.5% | Reduced |
| Sargent Bickham Lagudis LLC | 19,406 | $44.0K | 0.00% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 19,139 | $43.0K | 0.00% | −368,384−95.1% | Reduced |
| Barclays PLC | 18,733 | $43.0K | 0.00% | −61,311−76.6% | Reduced |
| PDT Partners, LLC | 17,375 | $39.0K | 0.00% | −1,336−7.1% | Reduced |
| Morgan Stanley | 16,869 | $39.0K | 0.00% | −499−2.9% | Reduced |
| Susquehanna International Group, LLP | 16,660 | $38.0K | 0.00% | +16,660 | New |
| Captrust Financial Advisors | 12,750 | $29.0K | 0.00% | −403−3.1% | Reduced |
| Renaissance Technologies LLC | 12,857 | $29.0K | 0.00% | +12,857 | New |
| Bank of America Corp | 12,385 | $28.0K | 0.00% | −36,353−74.6% | Reduced |
| Wells Fargo & Company | 12,271 | $28.0K | 0.00% | −22,651−64.9% | Reduced |
| Heritage Investors Management Corp | 12,190 | $28.0K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 12,519 | $28.0K | 0.00% | +12,519 | New |
| ProShare Advisors LLC | 11,111 | $26.0K | 0.00% | −1,660−13.0% | Reduced |
| UBS Group AG | 10,592 | $24.0K | 0.00% | −15,959−60.1% | Reduced |
| AlphaCore Capital LLC | 10,524 | $24.0K | 0.01% | +10,524 | New |
| Algert Global LLC | 10,176 | $23.0K | 0.00% | −53,280−84.0% | Reduced |
| Amalgamated Bank | 7,067 | $16.0K | 0.00% | +7,067 | New |
| Amalgamated Financial Corp. | 7,067 | $16.0K | 0.00% | +7,067 | New |
| Spire Wealth Management | 6,000 | $14.0K | 0.00% | −3,377−36.0% | Reduced |
| Tower Research Capital LLC (TRC) | 5,148 | $12.0K | 0.00% | −1,640−24.2% | Reduced |
| Quantbot Technologies LP | 5,000 | $11.0K | 0.00% | +5,000 | New |
| Legal & General Group Plc | 4,441 | $10.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 4,380 | $10.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 4,561 | $10.0K | 0.01% | +502+12.4% | Added |
| Cambridge Trust Co | 4,125 | $9.00K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 2,724 | $9.00K | 0.00% | +2,724 | New |
| Whittier Trust Co | 3,750 | $8.00K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,552 | $6.00K | 0.00% | −12,649−83.2% | Reduced |
| Advisor Group Holdings, Inc. | 1,815 | $4.00K | 0.00% | +228+14.4% | Added |
| TCI Wealth Advisors, Inc. | 1,479 | $3.00K | 0.00% | +1,479 | New |
| BDO Wealth Advisors, LLC | 1,000 | $2.00K | 0.00% | +1,000 | New |
| Federated Hermes, Inc. | 182 | $1.00K | 0.00% | +182 | New |
| Glassman Wealth Services | 264 | $1.00K | 0.00% | +264 | New |
| Group One Trading, L.P. | 100 | $0 | 0.00% | 00.0% | Unchanged |
| Proequities, Inc. | 171 | $0 | 0.00% | +171 | New |
| Toronto Dominion Bank | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Highlander Capital Management, LLC | 25 | $0 | 0.00% | 00.0% | Unchanged |
| Sterling Investment Advisors, Ltd. | 65,000 | $0 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 189 | $0 | 0.00% | +189 | New |
| Heartland Advisors Inc | 0 | $0 | 0.00% | −850,000−100.0% | Sold out |
| Friess Associates LLC | 0 | $0 | 0.00% | −381,313−100.0% | Sold out |
| Glaxis Capital Management, LLC | 0 | $0 | 0.00% | −217,510−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −193,137−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −149,535−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −100,586−100.0% | Sold out |