ALPHA & OMEGA SEMICONDUCTOR

Ticker: AOSL CUSIP: G6331P104 Class: Common Stock

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

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

Q4 2017

Shares 27 Value ($000) $0 Avg Close $17.50 Range $16.30 - $18.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	27	$0	$17.50	$16.30 - $18.72