ULTRA CLEAN HLDGS INC

Ticker: UCTT CUSIP: 90385V107 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2014

Shares 13,600 Value ($000) $178 Avg Close $12.49 Range $9.51 - $15.00

Q4 2013

Shares 13,600 Value ($000) $136 Avg Close $9.00 Range $6.53 - $10.66

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	13,600	$178	$12.49	$9.51 - $15.00
Q4 2013	13,600	$136	$9.00	$6.53 - $10.66