WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 128 filers reported holding WESTPORT FUEL SYSTEMS INC in Q4 2021. The put-call ratio across all filers is 6.46 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $46,000 | -80.3% | 19,402 | -72.6% | 0.01% | -82.1% |
| Q3 2021 | $233,000 | 0.0% | 70,894 | +61.6% | 0.03% | +21.7% |
| Q2 2021 | $233,000 | +25.9% | 43,866 | +70.6% | 0.02% | +9.5% |
| Q1 2021 | $185,000 | +219.0% | 25,707 | +5.9% | 0.02% | +133.3% |
| Q4 2019 | $58,000 | +16.0% | 24,275 | -35.0% | 0.01% | 0.0% |
| Q4 2018 | $50,000 | -49.0% | 37,332 | +13.8% | 0.01% | -35.7% |
| Q3 2018 | $98,000 | +157.9% | 32,816 | +118.3% | 0.01% | +133.3% |
| Q2 2018 | $38,000 | -70.5% | 15,031 | -56.3% | 0.01% | -73.9% |
| Q4 2017 | $129,000 | -63.4% | 34,413 | +300.2% | 0.02% | -97.3% |
| Q1 2012 | $352,000 | – | 8,600 | – | 0.84% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Pembroke Management, LTD | 3,910,850 | $18,498,000 | 1.90% |
| Hood River Capital Management LLC | 5,087,680 | $19,130,000 | 1.11% |
| GRACE & WHITE INC /NY | 1,402,615 | $5,274,000 | 1.06% |
| G2 Investment Partners Management LLC | 292,838 | $1,101,000 | 0.42% |
| Trellus Management Company, LLC | 80,000 | $301,000 | 0.41% |
| Cortina Asset Management, LLC | 1,683,972 | $6,332,000 | 0.28% |
| QCM Cayman, Ltd. | 14,811 | $56,000 | 0.23% |
| MYDA Advisors LLC | 102,718 | $386,000 | 0.17% |
| ROYCE & ASSOCIATES LP | 6,034,983 | $22,692,000 | 0.15% |
| MARATHON CAPITAL MANAGEMENT | 83,000 | $312,000 | 0.12% |