QUANTA SVCS INC

Ticker: PWR CUSIP: 74762E102 Class: Common Stock

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management's Holding History (CIK: 0001510434)

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

Q4 2025

Shares 26,484 Value ($000) $11,178 Avg Close $439.27 Range $404.40 - $473.87

Q3 2025

Shares 25,490 Value ($000) $10,564 Avg Close $388.50 Range $362.83 - $424.73

Q2 2025

Shares 718 Value ($000) $271 Avg Close $320.76 Range $226.91 - $382.50

Q4 2024

Shares 905 Value ($000) $286 Avg Close $321.23 Range $292.18 - $349.68

Q3 2024

Shares 744 Value ($000) $222 Avg Close $263.91 Range $226.71 - $305.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26,484	$11,178	$439.27	$404.40 - $473.87
Q3 2025	25,490	$10,564	$388.50	$362.83 - $424.73
Q2 2025	718	$271	$320.76	$226.91 - $382.50
Q4 2024	905	$286	$321.23	$292.18 - $349.68
Q3 2024	744	$222	$263.91	$226.71 - $305.96