ATKORE INC

Ticker: ATKR CUSIP: 047649108 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q3 2025

Shares 39 Value ($000) $2 Avg Close $64.34 Range $52.65 - $78.81

Q3 2024

Shares 30 Value ($000) $3 Avg Close $105.31 Range $77.86 - $148.52

Q1 2020

Shares 145 Value ($000) $3 Avg Close $34.57 Range $10.47 - $41.96

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	39	$2	$64.34	$52.65 - $78.81
Q3 2024	30	$3	$105.31	$77.86 - $148.52
Q1 2020	145	$3	$34.57	$10.47 - $41.96