POWER SOLUTIONS INTL INC

Ticker: PSIX CUSIP: 73933G202 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q2 2015

Shares 6,150 Value ($000) $332 Avg Close $58.85 Range $49.28 - $69.79

Q1 2015

Shares 9,850 Value ($000) $633 Avg Close $52.16 Range $40.83 - $66.61

Q4 2014

Shares 9,850 Value ($000) $508 Avg Close $59.33 Range $43.74 - $74.57

Q2 2014

Shares 4,750 Value ($000) $342 Avg Close $76.82 Range $66.03 - $88.96

Q1 2014

Shares 3,350 Value ($000) $252 Avg Close $72.19 Range $56.53 - $87.40

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	6,150	$332	$58.85	$49.28 - $69.79
Q1 2015	9,850	$633	$52.16	$40.83 - $66.61
Q4 2014	9,850	$508	$59.33	$43.74 - $74.57
Q2 2014	4,750	$342	$76.82	$66.03 - $88.96
Q1 2014	3,350	$252	$72.19	$56.53 - $87.40