B. Riley Financial, Inc. 13D and 13G filings for Quantum Corporation:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-08-08 5:15 pm Sale | 2022-08-05 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 251,274 4.900% | -91,075 (-26.60%) | Filing |
| 2022-06-10 5:15 pm Sale | 2022-06-08 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 342,349 6.700% | -27,096 (-7.33%) | Filing |
| 2022-04-28 5:29 pm Purchase | 2022-04-22 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 369,444 8.200% | 96,702 (+35.46%) | Filing |
| 2021-10-29 9:30 pm Sale | 2021-09-30 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 272,742 9.400% | -112,426 (-29.19%) | Filing |
| 2021-04-28 4:14 pm Sale | 2021-04-26 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 385,168 13.600% | -47,000 (-10.88%) | Filing |
| 2021-02-08 4:40 pm Purchase | 2021-02-04 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 432,168 15.800% | 4,787 (+1.12%) | Filing |
| 2020-04-28 5:54 pm Purchase | 2020-04-21 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 427,381 21.440% | 16,069 (+3.91%) | Filing |
| 2020-04-06 5:15 pm Purchase | 2020-03-25 | 13D | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 411,312 20.640% | 106,744 (+35.05%) | Filing |
| 2020-01-28 5:05 pm Unchanged | 2019-12-31 | 13G | Quantum Corporation QMCO | B. Riley Financial Inc. RILY | 304,568 16.490% | 0 (Unchanged) | Filing |