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 | 6,133,237 | $8,035,000 | 1.28% |
| Manatuck Hill Partners, LLC | 921,132 | $867,000 | 0.80% |
| NWAM LLC | 29,750 | $27,992,000 | 0.76% |
| GRACE & WHITE INC /NY | 2,084,543 | $1,961,000 | 0.69% |
| Trellus Management Company, LLC | 390,000 | $367,000 | 0.66% |
| Community Capital Management, LLC | 304,571 | $287,000 | 0.48% |
| S&T BANK/PA | 1,226,011 | $1,154,000 | 0.32% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 2,195,100 | $2,066,000 | 0.25% |
| AWM Investment Company, Inc. | 730,000 | $687,000 | 0.18% |
| G2 Investment Partners Management LLC | 501,967 | $472,000 | 0.16% |