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, Q3 2021
Institutional positions in Quantum Corp as of Sep 30, 2021. 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
- 95
- −16 vs. Q2 2021
- Shares held
- 43.1M
- +927.2K (+2.2%) vs. Q2 2021
- Total value
- $226.7M
- −$66.2M (−22.6%) vs. Q2 2021
- New holders
- 8
- 45 more added
- Sold out
- 24
- 24 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Quantum Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −53,815−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −49,914−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −41,710−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −34,963−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −24,628−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −19,812−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −14,491−100.0% | Sold out |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −14,400−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −13,538−100.0% | Sold out |
| Union Square Park Capital Management, LLC | 0 | $0 | 0.00% | −11,500−100.0% | Sold out |
| Alpha Paradigm Partners, LLC | 0 | $0 | 0.00% | −11,114−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −10,538−100.0% | Sold out |
| Altshuler Shaham Ltd | 0 | $0 | 0.00% | −9,604−100.0% | Sold out |
| Dorsey Wright & Associates | 0 | $0 | 0.00% | −4,986−100.0% | Sold out |
| First Quadrant L P | 0 | $0 | 0.00% | −3,847−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −2,146−100.0% | Sold out |
| Sterling Investment Advisors, Ltd. | 0 | $0 | 0.00% | −65,000−100.0% | Sold out |
| Evoke Wealth, LLC | 0 | $0 | 0.00% | −296−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −165−100.0% | Sold out |