TRILLIUM ASSET MANAGEMENT, LLC - WESTPORT FUEL SYSTEMS INC ownership

WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 90 filers reported holding WESTPORT FUEL SYSTEMS INC in Q2 2015. The put-call ratio across all filers is 4.89 and the average weighting 0.0%.

Quarter-by-quarter ownership
TRILLIUM ASSET MANAGEMENT, LLC ownership history of WESTPORT FUEL SYSTEMS INC
ValueSharesWeighting
Q2 2015$1,976,000
+23.9%
416,785
+2.9%
0.13%
+22.1%
Q1 2015$1,595,000
+9.4%
404,893
+3.8%
0.10%
+5.1%
Q4 2014$1,458,000
-57.3%
389,930
+20.0%
0.10%
-66.4%
Q3 2014$3,416,000
-41.0%
325,055
+1.2%
0.30%
-40.5%
Q2 2014$5,788,000
+24.7%
321,175
+0.2%
0.50%
+13.8%
Q1 2014$4,641,000
+13.5%
320,539
+53.7%
0.44%
+8.5%
Q4 2013$4,090,000
+1085.5%
208,559
+1361.9%
0.40%
+957.9%
Q3 2013$345,000
-24.8%
14,266
+4.3%
0.04%
-33.3%
Q2 2013$459,00013,6750.06%
Other shareholders
WESTPORT FUEL SYSTEMS INC shareholders Q2 2015
NameSharesValueWeighting ↓
AMH Equity Ltd 2,000,000$1,743,0002.63%
Trellus Management Company, LLC 630,000$549,0000.67%
GRACE & WHITE INC /NY 3,137,756$2,735,0000.59%
AWM Investment Company, Inc. 3,832,047$3,340,0000.51%
S&T BANK/PA 2,047,925$1,785,0000.34%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 314,288$274,0000.08%
FIRETHORN WEALTH PARTNERS, LLC 40,000$35,0000.03%
GILL CAPITAL PARTNERS, LLC 60,000$52,0000.03%
MARATHON CAPITAL MANAGEMENT 75,000$65,0000.02%
LYELL WEALTH MANAGEMENT, LP 64,500$56,0000.01%
View complete list of WESTPORT FUEL SYSTEMS INC shareholders