QUANTA SVCS INC

Ticker: PWR CUSIP: 74762E102 Class: Common Stock

Guinness Asset Management LTD's Holding History (CIK: 0001409661)

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

Q4 2019

Shares 12,400 Value ($000) $505 Avg Close $40.21 Range $35.04 - $43.44

Q3 2019

Shares 12,400 Value ($000) $469 Avg Close $35.55 Range $31.60 - $38.62

Q2 2019

Shares 12,400 Value ($000) $474 Avg Close $37.33 Range $33.70 - $40.31

Q1 2019

Shares 10,700 Value ($000) $404 Avg Close $34.29 Range $28.87 - $37.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	12,400	$505	$40.21	$35.04 - $43.44
Q3 2019	12,400	$469	$35.55	$31.60 - $38.62
Q2 2019	12,400	$474	$37.33	$33.70 - $40.31
Q1 2019	10,700	$404	$34.29	$28.87 - $37.27