CUSIP 747906600
QUANTUM CORP
81 institutions · $62.0M total · 4,417,159 shares
| # | Manager | Shares | Value | % of Total | Period |
|---|---|---|---|---|---|
| 1 | Long Focus Capital Management, LLC | 477,999 | $25.8M | 10.82% | 2024-12-31 |
| 2 | Allianz Asset Management GmbH | 962,127 | $13.8M | 21.78% | 2025-03-31 |
| 3 | VANGUARD GROUP INC | 539,275 | $3.5M | 12.20% | 2025-12-31 |
| 4 | Portolan Capital Management, LLC | 477,214 | $3.1M | 10.80% | 2025-12-31 |
| 5 | Neuberger Berman Group LLC | 694,445 | $2.4M | 15.72% | 2024-09-30 |
| 6 | JANE STREET GROUP, LLC | 31,434 | $1.7M | 0.71% | 2024-12-31 |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 24,700 | $1.3M | 0.55% | 2024-12-31 |
| 8 | BlackRock, Inc. | 188,833 | $1.2M | 4.27% | 2025-12-31 |
| 9 | UNICOM Systems, Inc. | 75,237 | $1.1M | 1.70% | 2025-03-31 |
| 10 | UBS Group AG | 138,085 | $890.6K | 3.12% | 2025-12-31 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 126,430 | $815.6K | 2.86% | 2025-12-31 |
| 12 | Diametric Capital, LP | 12,423 | $669.8K | 0.28% | 2024-12-31 |
| 13 | STATE STREET CORP | 90,714 | $585.1K | 2.05% | 2025-12-31 |
| 14 | Squarepoint Ops LLC | 9,375 | $505.5K | 0.21% | 2024-12-31 |
| 15 | Arkadios Wealth Advisors | 8,642 | $466.0K | 0.19% | 2024-12-31 |
| 16 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 8,240 | $444.3K | 0.18% | 2024-12-31 |
| 17 | TCW GROUP INC | 106,010 | $371.0K | 2.39% | 2024-09-30 |
| 18 | Schonfeld Strategic Advisors LLC | 6,400 | $345.1K | 0.14% | 2024-12-31 |
| 19 | Scientech Research LLC | 5,828 | $314.2K | 0.13% | 2024-12-31 |
| 20 | BOOTHBAY FUND MANAGEMENT, LLC | 68,577 | $240.0K | 1.55% | 2024-09-30 |
| 21 | Sassicaia Capital Advisers LLC | 23,267 | $232.0K | 0.52% | 2025-06-30 |
| 22 | Centiva Capital, LP | 15,667 | $225.3K | 0.35% | 2025-03-31 |
| 23 | AlphaQuest LLC | 29,386 | $189.5K | 0.66% | 2025-12-31 |
| 24 | NORTHERN TRUST CORP | 28,762 | $185.5K | 0.65% | 2025-12-31 |
| 25 | FLAGSHIP HARBOR ADVISORS, LLC | 26,585 | $171.5K | 0.60% | 2025-12-31 |
| 26 | BANK OF AMERICA CORP /DE/ | 20,474 | $132.1K | 0.46% | 2025-12-31 |
| 27 | MARSHALL WACE, LLP | 19,168 | $123.6K | 0.43% | 2025-12-31 |
| 28 | LPL Financial LLC | 18,364 | $118.4K | 0.41% | 2025-12-31 |
| 29 | Apollon Wealth Management, LLC | 10,714 | $106.8K | 0.24% | 2025-06-30 |
| 30 | Engineers Gate Manager LP | 16,407 | $105.8K | 0.37% | 2025-12-31 |
| 31 | CIBC Private Wealth Group, LLC | 10,404 | $103.7K | 0.23% | 2025-06-30 |
| 32 | Riverview Capital Advisers, LLC | 10,000 | $99.2K | 0.22% | 2025-09-30 |
| 33 | BARCLAYS PLC | 14,197 | $91.6K | 0.32% | 2025-12-31 |
| 34 | CITIGROUP INC | 12,828 | $82.7K | 0.29% | 2025-12-31 |
| 35 | XTX Topco Ltd | 11,948 | $77.1K | 0.27% | 2025-12-31 |
| 36 | MILLENNIUM MANAGEMENT LLC | 11,244 | $72.5K | 0.25% | 2025-12-31 |
| 37 | HOLLENCREST CAPITAL MANAGEMENT | 6,560 | $65.1K | 0.14% | 2025-09-30 |
| 38 | Advance Capital Management, Inc. | 17,310 | $60.6K | 0.39% | 2024-09-30 |
| 39 | RAYMOND JAMES FINANCIAL INC | 3,605 | $35.9K | 0.08% | 2025-06-30 |
| 40 | NBC SECURITIES, INC. | 4,000 | $25.8K | 0.09% | 2025-12-31 |
| 41 | WELLS FARGO & COMPANY/MN | 3,400 | $21.9K | 0.07% | 2025-12-31 |
| 42 | MORGAN STANLEY | 3,068 | $19.8K | 0.06% | 2025-12-31 |
| 43 | EASTERN BANK | 293 | $15.8K | 0.00% | 2024-12-31 |
| 44 | SBI Securities Co., Ltd. | 2,425 | $15.6K | 0.05% | 2025-12-31 |
| 45 | JONES FINANCIAL COMPANIES LLLP | 1,841 | $11.9K | 0.04% | 2025-12-31 |
| 46 | NewEdge Advisors, LLC | 700 | $6.9K | 0.01% | 2025-09-30 |
| 47 | BNP PARIBAS ARBITRAGE, SNC | 1,019 | $6.6K | 0.02% | 2025-12-31 |
| 48 | Caitong International Asset Management Co., Ltd | 632 | $6.3K | 0.01% | 2025-06-30 |
| 49 | Royal Bank of Canada | 833 | $5.0K | 0.01% | 2025-12-31 |
| 50 | MAI Capital Management | 78 | $4.2K | 0.00% | 2024-12-31 |
| 51 | Tower Research Capital LLC (TRC) | 582 | $3.8K | 0.01% | 2025-12-31 |
| 52 | FEDERATED HERMES, INC. | 501 | $3.2K | 0.01% | 2025-12-31 |
| 53 | Quattro Advisors LLC | 400 | $2.6K | 0.00% | 2025-12-31 |
| 54 | ADVISOR GROUP HOLDINGS, INC. | 400 | $2.6K | 0.00% | 2025-12-31 |
| 55 | WHITTIER TRUST CO | 187 | $2.2K | 0.00% | 2025-09-30 |
| 56 | FIFTH THIRD BANCORP | 295 | $1.9K | 0.00% | 2025-12-31 |
| 57 | Aspect Partners, LLC | 35 | $1.9K | 0.00% | 2024-12-31 |
| 58 | FMR LLC | 23 | $1.3K | 0.00% | 2024-12-31 |
| 59 | Spire Wealth Management | 20 | $1.1K | 0.00% | 2024-12-31 |
| 60 | UMA Financial Services, Inc. | 102 | $1.0K | 0.00% | 2025-09-30 |
| 61 | EFG International AG | 100 | $645 | 0.00% | 2025-12-31 |
| 62 | NATIONAL BANK OF CANADA /FI/ | 100 | $644 | 0.00% | 2025-12-31 |
| 63 | Continuum Advisory, LLC | 34 | $489 | 0.00% | 2025-03-31 |
| 64 | Fortitude Family Office, LLC | 46 | $459 | 0.00% | 2025-06-30 |
| 65 | Global Retirement Partners, LLC | 65 | $419 | 0.00% | 2025-12-31 |
| 66 | Rialto Wealth Management, LLC | 42 | $417 | 0.00% | 2025-09-30 |
| 67 | Virtu Financial LLC | 19,721 | $284 | 0.44% | 2025-03-31 |
| 68 | Federation des caisses Desjardins du Quebec | 25 | $161 | 0.00% | 2025-12-31 |
| 69 | PRICE T ROWE ASSOCIATES INC /MD/ | 15,901 | $103 | 0.35% | 2025-12-31 |
| 70 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 15 | $97 | 0.00% | 2025-12-31 |
| 71 | COMERICA BANK | 18 | $63 | 0.00% | 2024-09-30 |
| 72 | JPMORGAN CHASE & CO | 8 | $52 | 0.00% | 2025-12-31 |
| 73 | PNC Financial Services Group, Inc. | 11 | $39 | 0.00% | 2024-09-30 |
| 74 | Allworth Financial LP | 8 | $28 | 0.00% | 2024-09-30 |
| 75 | Farther Finance Advisors, LLC | 4 | $26 | 0.00% | 2025-12-31 |
| 76 | Covestor Ltd | 942 | $9 | 0.02% | 2025-06-30 |
| 77 | Activest Wealth Management | 1 | $5 | 0.00% | 2025-12-31 |
| 78 | FNY Investment Advisers, LLC | 273 | $2 | 0.00% | 2025-12-31 |
| 79 | CWM, LLC | 65 | $1 | 0.00% | 2025-03-31 |
| 80 | CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% | 2025-06-30 |
| 81 | Avion Wealth | 68 | $0 | 0.00% | 2025-12-31 |