WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 93 filers reported holding WESTPORT FUEL SYSTEMS INC in Q1 2023. The put-call ratio across all filers is 1.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $95 | – | 100 | 0.0% | 0.00% | – |
| Q4 2022 | $0 | -100.0% | 100 | -99.2% | 0.00% | – |
| Q3 2019 | $32,000 | – | 11,918 | +11818.0% | 0.00% | – |
| Q2 2019 | $0 | -100.0% | 100 | -100.0% | 0.00% | – |
| Q1 2019 | $336,000 | -35.1% | 217,256 | -44.2% | 0.00% | – |
| Q4 2018 | $518,000 | +25800.0% | 389,582 | +77816.4% | 0.00% | – |
| Q3 2017 | $2,000 | -75.0% | 500 | -85.7% | 0.00% | – |
| Q2 2017 | $8,000 | +166.7% | 3,500 | -1.1% | 0.00% | – |
| Q1 2017 | $3,000 | +200.0% | 3,540 | +608.0% | 0.00% | – |
| Q4 2016 | $1,000 | -98.4% | 500 | -98.7% | 0.00% | – |
| Q3 2016 | $63,000 | – | 38,933 | +38833.0% | 0.00% | – |
| Q2 2016 | $0 | – | 100 | +354.5% | 0.00% | – |
| Q4 2015 | $0 | -100.0% | 22 | -100.0% | 0.00% | – |
| Q1 2015 | $1,183,000 | +260.7% | 300,377 | +1696.0% | 0.00% | – |
| Q4 2013 | $328,000 | +15.1% | 16,725 | +41.5% | 0.00% | – |
| Q3 2013 | $285,000 | -56.5% | 11,818 | -39.6% | 0.00% | – |
| Q2 2013 | $655,000 | – | 19,555 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AWM Investment Company, Inc. | 3,082,047 | $22,160,000 | 2.48% |
| GRACE & WHITE INC /NY | 1,762,605 | $12,673,000 | 2.42% |
| Pembroke Management, LTD | 3,173,607 | $28,689,000 | 2.39% |
| S&T BANK/PA | 1,665,148 | $11,357,000 | 1.85% |
| Manatuck Hill Partners, LLC | 540,500 | $3,886,000 | 1.32% |
| Trellus Management Company, LLC | 319,336 | $2,296,000 | 1.19% |
| FIRETHORN WEALTH PARTNERS, LLC | 62,700 | $451,000 | 0.42% |
| HEARTLAND ADVISORS INC | 654,821 | $4,708,000 | 0.30% |
| MARATHON CAPITAL MANAGEMENT | 94,900 | $682,000 | 0.18% |
| ROYCE & ASSOCIATES LP | 3,574,041 | $25,697,000 | 0.17% |