POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

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

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

Q4 2017

Shares 934 Value ($000) $72 Avg Close $35.18 Range $32.26 - $39.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	934	$72	$35.18	$32.26 - $39.91