QUANTUM CORP's ticker is QMCO and the CUSIP is 747906501. A total of 69 filers reported holding QUANTUM CORP in Q3 2018. The put-call ratio across all filers is 1.83 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $0 | – | 527 | +256.1% | 0.00% | – |
| Q1 2023 | $0 | -100.0% | 148 | -70.4% | 0.00% | – |
| Q3 2022 | $1,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q2 2022 | $1,000 | -97.7% | 500 | -97.4% | 0.00% | – |
| Q1 2022 | $44,000 | -71.4% | 19,437 | -30.5% | 0.00% | – |
| Q4 2021 | $154,000 | +32.8% | 27,963 | +24.4% | 0.00% | – |
| Q3 2021 | $116,000 | -9.4% | 22,474 | +20.7% | 0.00% | – |
| Q2 2021 | $128,000 | +3.2% | 18,625 | +24.7% | 0.00% | – |
| Q1 2021 | $124,000 | +82.4% | 14,939 | +34.8% | 0.00% | – |
| Q4 2020 | $68,000 | +94.3% | 11,085 | +47.2% | 0.00% | – |
| Q3 2020 | $35,000 | +20.7% | 7,530 | +0.1% | 0.00% | – |
| Q2 2020 | $29,000 | +31.8% | 7,524 | 0.0% | 0.00% | – |
| Q1 2020 | $22,000 | -26.7% | 7,524 | -50.0% | 0.00% | – |
| Q4 2018 | $30,000 | +150.0% | 15,036 | +204.6% | 0.00% | – |
| Q3 2018 | $12,000 | +9.1% | 4,936 | -1.0% | 0.00% | – |
| Q2 2018 | $11,000 | -93.2% | 4,987 | -88.7% | 0.00% | – |
| Q1 2018 | $161,000 | +455.2% | 44,289 | +782.4% | 0.00% | – |
| Q4 2017 | $29,000 | -35.6% | 5,019 | -32.3% | 0.00% | – |
| Q3 2017 | $45,000 | +50.0% | 7,416 | +88.2% | 0.00% | – |
| Q2 2017 | $30,000 | – | 3,941 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| B. Riley Financial, Inc. | 8,547,611 | $52,311,000 | 8.48% |
| Deep Field Asset Management LLC | 792,005 | $4,847,000 | 2.53% |
| Union Square Park Capital Management, LLC | 587,775 | $3,597,000 | 1.43% |
| Eidelman Virant Capital | 468,850 | $2,868,000 | 1.25% |
| Pacific Ridge Capital Partners, LLC | 683,013 | $4,180,000 | 1.02% |
| Adirondack Research & Management Inc. | 90,590 | $554,000 | 0.76% |
| EQUITEC PROPRIETARY MARKETS, LLC | 361,987 | $2,215,000 | 0.58% |
| HEARTLAND ADVISORS INC | 662,755 | $4,056,000 | 0.29% |
| TCW GROUP INC | 3,262,290 | $19,965,000 | 0.17% |
| FRIESS ASSOCIATES LLC | 349,597 | $2,140,000 | 0.16% |