Fund shareholders of QUANTUM CORP
ISIN US7479066000 · United States · LEI 5493007210175UIK7S88
- Fund shareholders
- 15
- Of which ETFs
- 2 13 other funds
- Value held
- 5.8M $
- Share of capital
- 2.8 % of 39.4M shares on Jun 24, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 374,196 | 1.8M $ | 0.00 % | 0.95 % | as of Mar 31, 2026 ↗ |
| Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 304,288 | 1.7M $ | 0.00 % | 0.77 % | as of Feb 28, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 153,251 | 727.9K $ | 0.00 % | 0.39 % | as of Mar 31, 2026 ↗ |
| Mango Growth ETF ADVISORS' INNER CIRCLE FUND II | 88,493 | 631.8K $ | 0.25 % | 0.22 % | as of Apr 30, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 75,392 | 413.1K $ | 0.00 % | 0.19 % | as of Feb 28, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 27,532 | 150.9K $ | 0.00 % | 0.07 % | as of Feb 28, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 26,934 | 127.9K $ | 0.01 % | 0.07 % | as of Mar 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 19,679 | 107.8K $ | 0.00 % | 0.05 % | as of Feb 28, 2026 ↗ |
| Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 16,240 | 77.1K $ | 0.06 % | 0.04 % | as of Mar 31, 2026 ↗ |
| T. Rowe Price Extended Equity Market Index Fund T. ROWE PRICE INDEX TRUST, INC. | 11,000 | 52.3K $ | 0.01 % | 0.03 % | as of Mar 31, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 6,766 | 32.1K $ | 0.00 % | 0.02 % | as of Mar 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 6,388 | 35K $ | 0.00 % | 0.02 % | as of Feb 28, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 5,062 | 24K $ | 0.01 % | as of Mar 31, 2026 ↗ | |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 1,942 | 9.2K $ | 0.01 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Total Stock Market Index Trust John Hancock Variable Insurance Trust | 235 | 1.1K $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table counts shares; this one measures what the company weighs inside each fund.
| Fund | Weight in fund | |
|---|---|---|
| Mango Growth ETF ADVISORS' INNER CIRCLE FUND II | 0.25 % | as of Apr 30, 2026 ↗ |
| Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 0.06 % | as of Mar 31, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| T. Rowe Price Extended Equity Market Index Fund T. ROWE PRICE INDEX TRUST, INC. | 0.01 % | as of Mar 31, 2026 ↗ |
| Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 0.00 % | as of Feb 28, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of Feb 28, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 0.00 % | as of Mar 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 0.00 % | as of Feb 28, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of Feb 28, 2026 ↗ |
Quarter after quarter
Each SEC quarterly data set, newest first. The change is read against the quarter before it.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 15 | +2 | 1,117,398 | +71.7 % |
| 2026Q1 | 13 | +1 | 650,750 | +93.6 % |
| 2025Q4 | 12 | +1 | 336,207 | +1.1 % |
| 2025Q3 | 11 | +3 | 332,517 | +8.7 % |
| 2025Q2 | 8 | -1 | 305,828 | +3.6 % |
| 2025Q1 | 9 | -1 | 295,300 | -56.7 % |
| 2024Q4 | 10 | 681,450 |
Institutional managers
34 managers declare this company to the SEC (Form 13F); the 25 largest follow.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 217,532 | 1M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 159,179 | 756.5K $ | as of Mar 31, 2026 |
| Cygnus Capital Advisors, LLC | 124,086 | 590 $ | as of Mar 31, 2026 |
| UBS Group AG | 99,068 | 470.6K $ | as of Mar 31, 2026 |
| STATE STREET CORP | 72,814 | 345.9K $ | as of Mar 31, 2026 |
| SONA ASSET MANAGEMENT (US) LLC | 70,092 | 332.9K $ | as of Mar 31, 2026 |
| MARSHALL WACE, LLP | 37,528 | 178.3K $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 28,762 | 136.6K $ | as of Mar 31, 2026 |
| LPL Financial LLC | 24,598 | 116.8K $ | as of Mar 31, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 21,801 | 104 $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 20,485 | 97.3K $ | as of Mar 31, 2026 |
| FLAGSHIP HARBOR ADVISORS, LLC | 17,185 | 81.6K $ | as of Mar 31, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 16,240 | 77.1K $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 15,179 | 72.1K $ | as of Mar 31, 2026 |
| Kovack Advisors, Inc. | 12,480 | 62.8K $ | as of Mar 31, 2026 |
| BARCLAYS PLC | 12,443 | 59.1K $ | as of Mar 31, 2026 |
| R Squared Ltd | 12,245 | 58.2K $ | as of Mar 31, 2026 |
| XTX Topco Ltd | 11,321 | 53.8K $ | as of Mar 31, 2026 |
| WELLS FARGO & COMPANY/MN | 4,125 | 19.6K $ | as of Mar 31, 2026 |
| SBI Securities Co., Ltd. | 2,004 | 9.5K $ | as of Mar 31, 2026 |
| HOLLENCREST CAPITAL MANAGEMENT | 2,000 | 9.5K $ | as of Mar 31, 2026 |
| JONES FINANCIAL COMPANIES LLLP | 1,467 | 6.9K $ | as of Mar 31, 2026 |
| OSAIC HOLDINGS, INC. | 965 | 4.6K $ | as of Mar 31, 2026 |
| FEDERATED HERMES, INC. | 835 | 4K $ | as of Mar 31, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | 261 | 1.2K $ | as of Mar 31, 2026 |
Declared shareholders of QUANTUM CORP
1 beneficial ownership filing. These stakes do not add up: an asset manager filing aggregates its own funds, already counted above.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Dialectic Technology SPV LLC and 2 others | 40.00 % | 16,892,735 | as of Jun 4, 2026 · SCHEDULE 13D |
Cite this page
Titelia. "Fund shareholders of QUANTUM CORP". https://titelia.com/en/stocks/quantum-corp-US7479066000