Atkore Inc.

Historical 13F Holders

Symbol
ATKR
CUSIP
047649108
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 047649108 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 7.3% 10/17/2025
Event 9/30/2025
Vanguard Portfolio Management LLC 13G 6.3% 4/28/2026
Event 3/31/2026
American Century Investment Management, Inc. 13G
5.3% 8/14/2026
Event 6/30/2026
Vanguard Capital Management LLC 13G 5.3% 4/29/2026
Event 3/31/2026
Gates Capital Management, Inc. 13G/A
5.1% 8/14/2026
Event 6/30/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (2)
First Trust Portfolios L.P. 13G/A
3.9% 10/31/2025
Event 9/30/2025
Vanguard Group Inc 13G/A 0% 3/26/2026
Event 3/13/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 12 7.11 k $673 k
2026 Q2 339 35.8 M $2.54 B
2026 Q1 314 32.5 M $1.91 B
2025 Q4 322 32.4 M $2.05 B
2025 Q3 323 33.0 M $2.07 B
2025 Q2 318 33.2 M $2.35 B
2025 Q1 323 34.1 M $2.04 B
2024 Q4 359 37.7 M $3.14 B
2024 Q3 399 37.5 M $3.17 B
2024 Q2 486 40.8 M $5.49 B
2024 Q1 494 40.7 M $7.73 B
2023 Q4 475 40.6 M $6.49 B
2023 Q3 437 39.1 M $5.83 B
2023 Q2 436 39.1 M $6.09 B
2023 Q1 421 39.1 M $5.44 B
2022 Q4 396 40.7 M $4.61 B
2022 Q3 325 41.6 M $3.24 B
2022 Q2 337 41.1 M $3.41 B
2022 Q1 346 42.3 M $4.18 B
2021 Q4 331 43.1 M $4.79 B
2021 Q3 290 43.8 M $3.81 B
2021 Q2 271 44.1 M $3.15 B
2021 Q1 257 45.2 M $3.25 B
2020 Q4 202 46.7 M $1.92 B
2020 Q3 189 46.4 M $1.06 B
2020 Q2 175 46.3 M $1.27 B
2020 Q1 174 46.4 M $978 M
2019 Q4 218 46.6 M $1.89 B
2019 Q3 186 45.9 M $1.39 B
2019 Q2 179 50.1 M $1.30 B
2019 Q1 185 45.3 M $974 M
2018 Q4 179 46.2 M $916 M
2018 Q3 188 47.7 M $1.26 B
2018 Q2 151 45.4 M $942 M
2018 Q1 144 45.9 M $911 M
2017 Q4 126 63.1 M $1.35 B
2017 Q3 128 62.7 M $1.22 B
2017 Q2 126 64.2 M $1.45 B
2017 Q1 136 62.5 M $1.64 B
2016 Q4 109 63.1 M $1.51 B
2016 Q3 54 11.4 M $214 M
2016 Q2 37 9.80 M $157 M