WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 92 filers reported holding WESTPORT FUEL SYSTEMS INC in Q1 2015. The put-call ratio across all filers is 5.98 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2015 | $1,142,000 | -59.7% | 289,914 | -61.8% | 0.16% | -68.0% |
| Q4 2014 | $2,836,000 | -17.7% | 758,221 | +131.4% | 0.51% | -16.3% |
| Q3 2014 | $3,444,000 | +344300.0% | 327,670 | +655240.0% | 0.61% | – |
| Q2 2014 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q1 2014 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q4 2013 | $1,000 | -98.0% | 50 | +4900.0% | 0.00% | -100.0% |
| Q3 2013 | $50,000 | -98.2% | 1 | -100.0% | 0.00% | -99.8% |
| Q2 2013 | $2,731,000 | – | 92,531 | – | 0.62% | – |
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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% |