Ultra Clean Holdings Inc

CUSIP: 90385v107 Class: COM

ICON ADVISERS INC/CO's Holding History (CIK: 0001058470)

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

Q2 2018

Shares 36,500 Value ($000) $606 Avg Close — Range —

Q1 2018

Shares 60,600 Value ($000) $1,167 Avg Close — Range —

Q4 2017

Shares 45,000 Value ($000) $1,039 Avg Close — Range —

Q3 2017

Shares 66,500 Value ($000) $2,036 Avg Close — Range —

Q2 2017

Shares 69,900 Value ($000) $1,311 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	36,500	$606	—	—
Q1 2018	60,600	$1,167	—	—
Q4 2017	45,000	$1,039	—	—
Q3 2017	66,500	$2,036	—	—
Q2 2017	69,900	$1,311	—	—