ESSEX INVESTMENT MANAGEMENT CO LLC - POWER SOLUTIONS INTL INC ownership

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POWER SOLUTIONS INTL INC's ticker is PSIX and the CUSIP is 73933G202. A total of 69 filers reported holding POWER SOLUTIONS INTL INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

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Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of POWER SOLUTIONS INTL INC
ValueSharesWeighting
Q4 2013$2,781,000
+289.5%
37,032
+206.6%
0.39%
+263.9%
Q3 2013$714,000–12,078–0.11%–
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Other shareholders
POWER SOLUTIONS INTL INC shareholders Q3 2013
NameSharesValueWeighting ↓
Gagnon Advisors, LLC 659,680$2,157,1531.80%
S Squared Technology, LLC 690,074$2,259,9921.22%
GAGNON SECURITIES LLC 1,296,359$4,239,0931.06%
HUNTINGTON NATIONAL BANK 1$30.00%
View complete list of POWER SOLUTIONS INTL INC shareholders