NORRIS PERNE & FRENCH LLP/MI - WESTPORT FUEL SYSTEMS INC ownership

WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 84 filers reported holding WESTPORT FUEL SYSTEMS INC in Q1 2017. The put-call ratio across all filers is 1.56 and the average weighting 0.0%.

Quarter-by-quarter ownership
NORRIS PERNE & FRENCH LLP/MI ownership history of WESTPORT FUEL SYSTEMS INC
ValueSharesWeighting
Q2 2017$395,000
+145.3%
168,2130.0%0.07%
+120.0%
Q1 2017$161,000
-15.3%
168,2130.0%0.03%
-18.9%
Q4 2016$190,000
+304.3%
168,213
+470.2%
0.04%
+270.0%
Q3 2016$47,00029,5000.01%
Other shareholders
WESTPORT FUEL SYSTEMS INC shareholders Q1 2017
NameSharesValueWeighting ↓
B. Riley Financial, Inc. 850,000$1,369,0000.88%
GRACE & WHITE INC /NY 1,845,778$2,972,0000.66%
Ancora Advisors LLC 308,198$496,0000.05%
ROYCE & ASSOCIATES LP 4,447,590$7,161,0000.05%
INVESTORS ASSET MANAGEMENT OF GEORGIA INC /GA/ /ADV 22,100$36,0000.03%
ELKHORN PARTNERS LIMITED PARTNERSHIP 19,000$31,0000.02%
Oppenheimer & Close, LLC 24,754$38,0000.02%
Cetera Investment Advisers 22,625$37,0000.02%
TWO SIGMA SECURITIES, LLC 21,666$35,0000.01%
Cribstone Capital Management, LLC 10,000$16,0000.01%
View complete list of WESTPORT FUEL SYSTEMS INC shareholders