WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 102 filers reported holding WESTPORT FUEL SYSTEMS INC in Q1 2018. The put-call ratio across all filers is 2.70 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $3,000 | – | 1,000 | +700.0% | 0.01% | – |
| Q1 2018 | $0 | -100.0% | 125 | -75.0% | 0.00% | -100.0% |
| Q4 2017 | $2,000 | -77.8% | 500 | -86.1% | 0.01% | -61.5% |
| Q3 2015 | $9,000 | +80.0% | 3,600 | +260.0% | 0.01% | +116.7% |
| Q2 2015 | $5,000 | -77.3% | 1,000 | -83.3% | 0.01% | -76.0% |
| Q4 2014 | $22,000 | +340.0% | 6,000 | +2300.0% | 0.02% | +257.1% |
| Q2 2014 | $5,000 | – | 250 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AMH Equity Ltd | 2,000,000 | $1,743,000 | 2.63% |
| Trellus Management Company, LLC | 630,000 | $549,000 | 0.67% |
| GRACE & WHITE INC /NY | 3,137,756 | $2,735,000 | 0.59% |
| AWM Investment Company, Inc. | 3,832,047 | $3,340,000 | 0.51% |
| S&T BANK/PA | 2,047,925 | $1,785,000 | 0.34% |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | 314,288 | $274,000 | 0.08% |
| FIRETHORN WEALTH PARTNERS, LLC | 40,000 | $35,000 | 0.03% |
| GILL CAPITAL PARTNERS, LLC | 60,000 | $52,000 | 0.03% |
| MARATHON CAPITAL MANAGEMENT | 75,000 | $65,000 | 0.02% |
| LYELL WEALTH MANAGEMENT, LP | 64,500 | $56,000 | 0.01% |