POWER SOLUTIONS INTL INC

Ticker: PSIX CUSIP: 73933G202 Class: Common Stock

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

Note: Option positions (PUT/CALL) are excluded.

Q1 2014

Shares 78,593 Value ($000) $5,908 Avg Close $72.19 Range $56.53 - $87.40

Q4 2013

Shares 130,951 Value ($000) $9,834 Avg Close $65.56 Range $52.30 - $78.96

Q3 2013

Shares 186,054 Value ($000) $11,000 Avg Close $48.66 Range $33.00 - $59.26

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	78,593	$5,908	$72.19	$56.53 - $87.40
Q4 2013	130,951	$9,834	$65.56	$52.30 - $78.96
Q3 2013	186,054	$11,000	$48.66	$33.00 - $59.26