WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 137 filers reported holding WESTPORT FUEL SYSTEMS INC in Q2 2021. The put-call ratio across all filers is 1.91 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $2,000 | 0.0% | 692 | 0.0% | 0.00% | – |
| Q3 2021 | $2,000 | -50.0% | 692 | 0.0% | 0.00% | – |
| Q2 2021 | $4,000 | -20.0% | 692 | 0.0% | 0.00% | – |
| Q1 2021 | $5,000 | +150.0% | 692 | -65.4% | 0.00% | – |
| Q1 2020 | $2,000 | -60.0% | 2,000 | 0.0% | 0.00% | -100.0% |
| Q4 2019 | $5,000 | 0.0% | 2,000 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $5,000 | 0.0% | 2,000 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $5,000 | +25.0% | 2,000 | -33.3% | 0.00% | 0.0% |
| Q4 2018 | $4,000 | +33.3% | 3,000 | +200.0% | 0.00% | 0.0% |
| Q3 2018 | $3,000 | 0.0% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $3,000 | -99.8% | 1,000 | -28.6% | 0.00% | – |
| Q4 2016 | $2,000,000 | +99900.0% | 1,400 | 0.0% | 0.00% | – |
| Q3 2016 | $2,000 | -95.5% | 1,400 | -66.7% | 0.00% | -100.0% |
| Q3 2014 | $44,000 | – | 4,200 | – | 0.01% | – |
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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% |