WELLINGTON MANAGEMENT GROUP LLP - POWER SOLUTIONS INTL INC ownership

POWER SOLUTIONS INTL INC's ticker is PSIX and the CUSIP is 73933G202. A total of 27 filers reported holding POWER SOLUTIONS INTL INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of POWER SOLUTIONS INTL INC
ValueSharesWeighting
Q4 2016$7,125,000
-32.5%
949,914
-7.8%
0.00%
-33.3%
Q3 2016$10,559,000
-44.0%
1,030,104
-2.4%
0.00%
-40.0%
Q2 2016$18,844,000
+10.0%
1,055,714
-14.9%
0.01%0.0%
Q1 2016$17,124,000
-19.5%
1,240,860
+6.4%
0.01%
-16.7%
Q4 2015$21,277,000
+38.0%
1,165,880
+71.8%
0.01%
+50.0%
Q3 2015$15,413,000
-43.2%
678,680
+35.1%
0.00%
-42.9%
Q2 2015$27,146,000
+64.1%
502,520
+95.3%
0.01%
+75.0%
Q1 2015$16,543,000
+280.6%
257,320
+205.6%
0.00%
+300.0%
Q4 2014$4,346,000
+2040.9%
84,200
+3020.8%
0.00%
Q1 2014$203,000
-97.7%
2,698
-99.0%
0.00%
-100.0%
Q2 2013$8,869,000264,0230.00%
Other shareholders
POWER SOLUTIONS INTL INC shareholders Q2 2013
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