ATKORE INC

Ticker: ATKR CUSIP: 047649108 Class: Common Stock

OMERS ADMINISTRATION Corp's Holding History (CIK: 0001053321)

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

Q4 2025

Shares 31,451 Value ($000) $1,989 Avg Close $64.69 Range $54.90 - $72.11

Q3 2025

Shares 28,379 Value ($000) $1,780 Avg Close $64.34 Range $52.65 - $78.81

Q2 2025

Shares 27,343 Value ($000) $1,929 Avg Close $63.68 Range $48.90 - $71.15

Q1 2025

Shares 25,643 Value ($000) $1,538 Avg Close $69.79 Range $54.77 - $87.26

Q4 2024

Shares 17,400 Value ($000) $1,452 Avg Close $85.73 Range $73.87 - $102.31

Q3 2024

Shares 16,800 Value ($000) $1,424 Avg Close $105.31 Range $77.86 - $148.52

Q2 2024

Shares 13,100 Value ($000) $1,768 Avg Close $154.09 Range $126.00 - $188.47

Q4 2019

Shares 18,300 Value ($000) $740 Avg Close $35.69 Range $27.57 - $41.16

Q2 2018

Shares 27,700 Value ($000) $575 Avg Close $19.54 Range $16.98 - $21.90

Q1 2018

Shares 43,100 Value ($000) $856 Avg Close $20.73 Range $18.57 - $23.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,451	$1,989	$64.69	$54.90 - $72.11
Q3 2025	28,379	$1,780	$64.34	$52.65 - $78.81
Q2 2025	27,343	$1,929	$63.68	$48.90 - $71.15
Q1 2025	25,643	$1,538	$69.79	$54.77 - $87.26
Q4 2024	17,400	$1,452	$85.73	$73.87 - $102.31
Q3 2024	16,800	$1,424	$105.31	$77.86 - $148.52
Q2 2024	13,100	$1,768	$154.09	$126.00 - $188.47
Q4 2019	18,300	$740	$35.69	$27.57 - $41.16
Q2 2018	27,700	$575	$19.54	$16.98 - $21.90
Q1 2018	43,100	$856	$20.73	$18.57 - $23.61