WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 85 filers reported holding WESTPORT FUEL SYSTEMS INC in Q4 2015. The put-call ratio across all filers is 5.37 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $2,000 | +100.0% | 636 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | -50.0% | 636 | -50.0% | 0.00% | – |
| Q4 2016 | $2,000 | +100.0% | 1,272 | +100.0% | 0.00% | – |
| Q3 2016 | $1,000 | 0.0% | 636 | 0.0% | 0.00% | – |
| Q2 2016 | $1,000 | -50.0% | 636 | 0.0% | 0.00% | – |
| Q1 2016 | $2,000 | +100.0% | 636 | 0.0% | 0.00% | – |
| Q4 2015 | $1,000 | -50.0% | 636 | 0.0% | 0.00% | – |
| Q3 2015 | $2,000 | -33.3% | 636 | 0.0% | 0.00% | – |
| Q2 2015 | $3,000 | -40.0% | 636 | -51.9% | 0.00% | – |
| Q1 2015 | $5,000 | +25.0% | 1,321 | +27.5% | 0.00% | – |
| Q4 2014 | $4,000 | -63.6% | 1,036 | 0.0% | 0.00% | – |
| Q3 2014 | $11,000 | -42.1% | 1,036 | 0.0% | 0.00% | – |
| Q2 2014 | $19,000 | +26.7% | 1,036 | 0.0% | 0.00% | – |
| Q1 2014 | $15,000 | – | 1,036 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Pembroke Management, LTD | 3,910,850 | $18,498,000 | 1.90% |
| Hood River Capital Management LLC | 5,087,680 | $19,130,000 | 1.11% |
| GRACE & WHITE INC /NY | 1,402,615 | $5,274,000 | 1.06% |
| G2 Investment Partners Management LLC | 292,838 | $1,101,000 | 0.42% |
| Trellus Management Company, LLC | 80,000 | $301,000 | 0.41% |
| Cortina Asset Management, LLC | 1,683,972 | $6,332,000 | 0.28% |
| QCM Cayman, Ltd. | 14,811 | $56,000 | 0.23% |
| MYDA Advisors LLC | 102,718 | $386,000 | 0.17% |
| ROYCE & ASSOCIATES LP | 6,034,983 | $22,692,000 | 0.15% |
| MARATHON CAPITAL MANAGEMENT | 83,000 | $312,000 | 0.12% |