Wellington Management Group
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Wellington Management Group’s Atkore ATKR Stock Holding History

Wellington Management Group’s Portfolio ATKR Stock Details ATKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-188,262
Closed -$11.9M – 1880
2025
Q4 		$11.9M Sell
188,262
-25,606
-12% -$1.67M ﹤0.01% 1208
2025
Q3 		$13.4M Sell
213,868
-69,300
-24% -$4.52M ﹤0.01% 1165
2025
Q2 		$20M Sell
283,168
-469,939
-62% -$30.5M ﹤0.01% 963
2025
Q1 		$45.2M Buy
753,107
+146,066
+24% +$10.4M 0.01% 711
2024
Q4 		$50.7M Buy
607,041
+513,631
+550% +$45.3M 0.01% 703
2024
Q3 		$7.92M Buy
+93,410
New +$10.1M ﹤0.01% 1228
2023
Q2 		– Sell
-6,364
Closed -$894K – 1813
2023
Q1 		$894K Buy
6,364
+395
+7% +$53.5K ﹤0.01% 1684
2022
Q4 		$677K Buy
5,969
+2,960
+98% +$310K ﹤0.01% 1747
2022
Q3 		$234K Hold
3,009
– – ﹤0.01% 1956
2022
Q2 		$250K Buy
+3,009
New +$299K ﹤0.01% 1977
2021
Q1 		– Sell
-69,533
Closed -$2.86M – 2093
2020
Q4 		$2.86M Buy
69,533
+46,569
+203% +$1.47M ﹤0.01% 1419
2020
Q3 		$522K Buy
22,964
+6,444
+39% +$175K ﹤0.01% 1691
2020
Q2 		$452K Sell
16,520
-20,840
-56% -$516K ﹤0.01% 1665
2020
Q1 		$787K Buy
37,360
+20,637
+123% +$740K ﹤0.01% 1590
2019
Q4 		$676K Sell
16,723
-5,498
-25% -$203K ﹤0.01% 1800
2019
Q3 		$674K Sell
22,221
-9,451
-30% -$266K ﹤0.01% 1815
2019
Q2 		$819K Sell
31,672
-4,013
-11% -$98K ﹤0.01% 1807
2019
Q1 		$768K Buy
35,685
+526
+1% +$11.8K ﹤0.01% 1820
2018
Q4 		$697K Sell
35,159
-4,561
-11% -$95.5K ﹤0.01% 1866
2018
Q3 		$1.05M Sell
39,720
-24,770
-38% -$619K ﹤0.01% 1861
2018
Q2 		$1.34M Buy
64,490
+54,309
+533% +$1.1M ﹤0.01% 1822
2018
Q1 		$202K Buy
+10,181
New +$219K ﹤0.01% 2163

Other funds holding ATKR

GCM
Gates Capital Management New York $4.16B AUM 21% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
CCM
Coliseum Capital Management Rowayton, Connecticut $1.16B AUM 23.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group's ATKR Position: Q1 2026 in Review

Wellington Management Group sold out of Atkore (ATKR) in Q1 2026, closing a stake of 188,262 shares — an estimated $11.9M sold.

Wellington Management Group first reported a position in ATKR in Q1 2018 and held it in 22 quarters. The position peaked at $50.7M in Q4 2024. 303 funds tracked by Wall St. Rank hold ATKR as of Q1 2026.

  • Wellington Management Group reported no remaining Atkore position as of Q1 2026 after selling out during the quarter.
  • Wellington Management Group sold 188,262 Atkore shares in Q1 2026, an estimated $11.9M.
  • Wellington Management Group first reported a position in Atkore in Q1 2018 and held it in 22 quarters.
  • Wellington Management Group's Atkore position peaked at $50.7M in Q4 2024.
  • 303 funds tracked by Wall St. Rank held Atkore as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.