DYCOM INDS INC

Ticker: DY CUSIP: 267475101 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2025

Shares 78,939 Value ($000) $26,673 Avg Close $315.29 Range $272.31 - $366.65

Q3 2025

Shares 84,431 Value ($000) $24,634 Avg Close $262.41 Range $233.00 - $300.00

Q3 2021

Shares 444,052 Value ($000) $31,634 Avg Close $70.69 Range $62.88 - $78.61

Q2 2021

Shares 645 Value ($000) $48 Avg Close $86.14 Range $68.26 - $99.06

Q2 2018

Shares 2,960 Value ($000) $280 Avg Close $102.36 Range $89.12 - $117.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	78,939	$26,673	$315.29	$272.31 - $366.65
Q3 2025	84,431	$24,634	$262.41	$233.00 - $300.00
Q3 2021	444,052	$31,634	$70.69	$62.88 - $78.61
Q2 2021	645	$48	$86.14	$68.26 - $99.06
Q2 2018	2,960	$280	$102.36	$89.12 - $117.40