WESTPORT FUEL SYSTEMS INC's ticker is and the CUSIP is 960908909. A total of 3 filers reported holding WESTPORT FUEL SYSTEMS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $21 | +250.0% | 22,800 | +159.1% | 0.00% | – |
| Q4 2022 | $6 | -99.9% | 8,800 | -34.8% | 0.00% | – |
| Q3 2022 | $11,000 | 0.0% | 13,500 | +17.4% | 0.00% | – |
| Q2 2022 | $11,000 | -21.4% | 11,500 | +23.7% | 0.00% | – |
| Q1 2022 | $14,000 | +180.0% | 9,300 | +304.3% | 0.00% | – |
| Q4 2021 | $5,000 | -98.6% | 2,300 | -96.7% | 0.00% | – |
| Q3 2021 | $365,000 | -1.4% | 69,700 | -0.1% | 0.00% | – |
| Q2 2021 | $370,000 | -39.1% | 69,800 | +8150.6% | 0.00% | -100.0% |
| Q1 2021 | $608,000 | +149.2% | 846 | +84.3% | 0.00% | – |
| Q4 2020 | $244,000 | +960.9% | 459 | +214.4% | 0.00% | – |
| Q3 2020 | $23,000 | +475.0% | 146 | +305.6% | 0.00% | – |
| Q2 2020 | $4,000 | +300.0% | 36 | +111.8% | 0.00% | – |
| Q1 2020 | $1,000 | -98.2% | 17 | -92.9% | 0.00% | – |
| Q4 2019 | $57,000 | -38.0% | 241 | -29.3% | 0.00% | – |
| Q3 2019 | $92,000 | +1433.3% | 341 | +1264.0% | 0.00% | – |
| Q2 2019 | $6,000 | -72.7% | 25 | -82.9% | 0.00% | – |
| Q1 2019 | $22,000 | +83.3% | 146 | +55.3% | 0.00% | – |
| Q4 2018 | $12,000 | -20.0% | 94 | +88.0% | 0.00% | – |
| Q3 2018 | $15,000 | 0.0% | 50 | -18.0% | 0.00% | – |
| Q2 2018 | $15,000 | +275.0% | 61 | -56.7% | 0.00% | – |
| Q1 2018 | $4,000 | -84.6% | 141 | -16.6% | 0.00% | -100.0% |
| Q4 2017 | $26,000 | +420.0% | 169 | +333.3% | 0.00% | – |
| Q3 2017 | $5,000 | +66.7% | 39 | -60.6% | 0.00% | – |
| Q2 2017 | $3,000 | – | 99 | +141.5% | 0.00% | – |
| Q1 2017 | $0 | – | 41 | +41.4% | 0.00% | – |
| Q4 2016 | $0 | – | 29 | -31.0% | 0.00% | – |
| Q3 2016 | $0 | -100.0% | 42 | -52.3% | 0.00% | -100.0% |
| Q2 2016 | $9,000 | +28.6% | 88 | +18.9% | 0.00% | 0.0% |
| Q1 2016 | $7,000 | – | 74 | -28.2% | 0.00% | – |
| Q4 2015 | $0 | – | 103 | +12.0% | 0.00% | – |
| Q3 2015 | $0 | -100.0% | 92 | -29.8% | 0.00% | -100.0% |
| Q2 2015 | $8,000 | – | 131 | +495.5% | 0.00% | – |
| Q1 2015 | $0 | – | 22 | -75.0% | 0.00% | – |
| Q4 2014 | $0 | – | 88 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 136,800 | $729,000 | 0.00% |
| SIMPLEX TRADING, LLC | 459 | $244,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |