WELLINGTON MANAGEMENT GROUP LLP - WESTPORT FUEL SYSTEMS INC ownership

WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 171 filers reported holding WESTPORT FUEL SYSTEMS INC in Q2 2013. The put-call ratio across all filers is 1.46 and the average weighting 0.2%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of WESTPORT FUEL SYSTEMS INC
ValueSharesWeighting
Q3 2014$1,074,000
-73.1%
102,160
-53.9%
0.00%
-100.0%
Q2 2014$3,995,000
-62.3%
221,731
-69.7%
0.00%
-66.7%
Q1 2014$10,602,000
-76.6%
732,217
-68.2%
0.00%
-76.9%
Q4 2013$45,222,000
+5.3%
2,306,060
+29.8%
0.01%0.0%
Q3 2013$42,965,000
+426.5%
1,776,135
+629.9%
0.01%
+333.3%
Q2 2013$8,160,000243,3400.00%
Other shareholders
WESTPORT FUEL SYSTEMS INC shareholders Q2 2013
NameSharesValueWeighting ↓
MUHLENKAMP & CO INC 622,397$15,056,0002.99%
Lipe & Dalton 135,000$3,265,650,0002.40%
Oceanic Investment Management LTD 184,662$4,467,0001.89%
TAMRO Capital Partners LLC 1,351,093$32,683,0001.36%
Lombard Odier Asset Management (USA) Corp 1,000,000$24,188,0001.21%
Bridgecreek Investment Management, LLC 157,775$3,817,0001.12%
Tiger Legatus Capital Management, LLC 75,000$1,814,0001.05%
Benchmark Capital Advisors 59,900$1,449,0001.04%
Ipswich Investment Management Co., Inc. 77,200$1,867,0000.84%
Thornmark Asset Management Inc. 10,441$253,0000.73%
View complete list of WESTPORT FUEL SYSTEMS INC shareholders