WESTFIELD CAPITAL MANAGEMENT CO LP - POWER SOLUTIONS INTL INC ownership

POWER SOLUTIONS INTL INC's ticker is PSIX and the CUSIP is 73933G202. A total of 59 filers reported holding POWER SOLUTIONS INTL INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
WESTFIELD CAPITAL MANAGEMENT CO LP ownership history of POWER SOLUTIONS INTL INC
ValueSharesWeighting
Q4 2015$8,394,000
-33.8%
459,972
-17.6%
0.06%
-37.8%
Q3 2015$12,671,000
-51.0%
557,937
+16.6%
0.09%
-43.0%
Q2 2015$25,850,000
-17.0%
478,524
-1.2%
0.16%
-11.7%
Q1 2015$31,145,000
+36.1%
484,443
+9.3%
0.18%
+32.6%
Q4 2014$22,885,000
+18.5%
443,424
+58.4%
0.14%
+14.4%
Q3 2014$19,313,000
+5.4%
279,904
+9.9%
0.12%
+8.3%
Q2 2014$18,323,000
+38.5%
254,589
+44.7%
0.11%
+38.0%
Q1 2014$13,226,000
+161.0%
175,947
+160.8%
0.08%
+163.3%
Q4 2013$5,067,00067,4700.03%
Other shareholders
POWER SOLUTIONS INTL INC shareholders Q1 2016
NameSharesValueWeighting ↓
Gagnon Advisors, LLC 101,079$7,598,0004.30%
GROW Partners, LLC 75,100$5,645,0003.72%
GAGNON SECURITIES LLC 160,436$12,060,0003.58%
RK Capital 131,734$9,902,0002.01%
Texan Capital Management 41,800$3,142,0001.44%
Ecofin Advisors Ltd 74,756$5,619,0001.22%
Tygh Capital Management, Inc. 73,100$5,495,0001.12%
Granahan Investment Management 525,181$39,478,0001.06%
Perimeter Capital Partners, LLC 23,938$1,799,0000.90%
Elk Creek Partners, LLC 26,981$2,028,0000.87%
View complete list of POWER SOLUTIONS INTL INC shareholders