ULTRA CLEAN HLDGS INC

Ticker: UCTT CUSIP: 90385V107 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q2 2018

Shares 1,140 Value ($000) $19 Avg Close $17.54 Range $15.36 - $19.59

Q4 2017

Shares 23 Value ($000) $1 Avg Close $25.63 Range $18.86 - $34.59

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	1,140	$19	$17.54	$15.36 - $19.59
Q4 2017	23	$1	$25.63	$18.86 - $34.59