ATKORE INC

Ticker: ATKR CUSIP: 047649108 Class: Common Stock

CAPSTONE INVESTMENT ADVISORS, LLC's Holding History (CIK: 0001426196)

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

Q3 2025

Shares 5,231 Value ($000) $328 Avg Close $64.34 Range $52.65 - $78.81

Q2 2024

Shares 3,055 Value ($000) $412 Avg Close $154.09 Range $126.00 - $188.47

Q1 2024

Shares 5,530 Value ($000) $1,053 Avg Close $154.45 Range $134.58 - $184.78

Q3 2023

Shares 1,744 Value ($000) $260 Avg Close $145.61 Range $132.06 - $158.92

Q2 2023

Shares 1,396 Value ($000) $218 Avg Close $126.47 Range $112.03 - $151.87

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	5,231	$328	$64.34	$52.65 - $78.81
Q2 2024	3,055	$412	$154.09	$126.00 - $188.47
Q1 2024	5,530	$1,053	$154.45	$134.58 - $184.78
Q3 2023	1,744	$260	$145.61	$132.06 - $158.92
Q2 2023	1,396	$218	$126.47	$112.03 - $151.87