Question 1

Does Arrowstreet Capital own ATKR stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Arrowstreet Capital holds 482,239 shares of ATKR (Atkore), worth $36.7M.

Question 2

How many shares of ATKR does Arrowstreet Capital own?

Accepted Answer

As of its Q2 2026 13F, Arrowstreet Capital holds 482,239 shares of ATKR (Atkore).

Question 3

What is Arrowstreet Capital's ATKR position worth?

Accepted Answer

As of its Q2 2026 13F, Arrowstreet Capital's ATKR position is worth $36.7M.

Question 4

Is Arrowstreet Capital buying or selling ATKR?

Accepted Answer

In Q2 2026, Arrowstreet Capital reduced its ATKR position by 215,895 shares (-30.9%).

Question 5

When did Arrowstreet Capital first buy ATKR?

Accepted Answer

Arrowstreet Capital already held ATKR in its Q4 2018 13F, the earliest on record, and has listed it in 28 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	482,239	-30.9%	$36.7M	0.0%	$75.77	0
2026-Q1	Decreased	698,134	-0.9%	$41.1M	0.0%	$58.44	0
2025-Q4	Increased	704,668	+64.9%	$44.6M	0.0%	$62.44	43
2025-Q3	Increased	427,235	+40.5%	$26.8M	0.0%	$61.62	38
2025-Q2	New	304,085	—	$21.5M	0.0%	$68.89	39
2024-Q3	Exited	0	-100.0%	$0	0.0%	$81.70	0