California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Atkore ATKR Stock Holding History

California State Teachers Retirement System (CalSTRS)’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 		$2.34M Buy
39,703
+7,829
+25% +$509K ﹤0.01% 1431
2025
Q4 		$2.02M Buy
31,874
+752
+2% +$49.1K ﹤0.01% 1405
2025
Q3 		$1.95M Sell
31,122
-1,945
-6% -$127K ﹤0.01% 1415
2025
Q2 		$2.33M Buy
33,067
+214
+0.7% +$13.9K ﹤0.01% 1291
2025
Q1 		$1.97M Sell
32,853
-691
-2% -$49.4K ﹤0.01% 1351
2024
Q4 		$2.8M Sell
33,544
-939
-3% -$82.8K ﹤0.01% 1202
2024
Q3 		$2.92M Sell
34,483
-1,389
-4% -$151K ﹤0.01% 1187
2024
Q2 		$4.84M Sell
35,872
-1,329
-4% -$212K 0.01% 911
2024
Q1 		$7.08M Sell
37,201
-2,780
-7% -$445K 0.01% 760
2023
Q4 		$6.4M Sell
39,981
-2,657
-6% -$367K 0.01% 797
2023
Q3 		$6.36M Sell
42,638
-5,306
-11% -$801K 0.01% 777
2023
Q2 		$7.48M Sell
47,944
-1,610
-3% -$211K 0.01% 760
2023
Q1 		$6.96M Sell
49,554
-2,855
-5% -$387K 0.01% 777
2022
Q4 		$5.94M Sell
52,409
-969
-2% -$101K 0.01% 849
2022
Q3 		$4.15M Sell
53,378
-3,356
-6% -$290K 0.01% 1010
2022
Q2 		$4.71M Sell
56,734
-1,706
-3% -$170K 0.01% 983
2022
Q1 		$5.75M Sell
58,440
-5,697
-9% -$591K 0.01% 976
2021
Q4 		$7.13M Buy
64,137
+782
+1% +$79.5K 0.01% 938
2021
Q3 		$5.51M Sell
63,355
-1,422
-2% -$118K 0.01% 1087
2021
Q2 		$4.6M Sell
64,777
-5,789
-8% -$441K 0.01% 1229
2021
Q1 		$5.07M Sell
70,566
-1,048
-1% -$63.4K 0.01% 1173
2020
Q4 		$2.94M Sell
71,614
-542
-0.8% -$17.1K ﹤0.01% 1415
2020
Q3 		$1.64M Hold
72,156
– – ﹤0.01% 1604
2020
Q2 		$1.97M Hold
72,156
– – ﹤0.01% 1484
2020
Q1 		$1.52M Buy
72,156
+656
+0.9% +$23.5K ﹤0.01% 1464
2019
Q4 		$2.89M Sell
71,500
-1,444
-2% -$53.4K ﹤0.01% 1345
2019
Q3 		$2.21M Buy
72,944
+1,731
+2% +$48.7K ﹤0.01% 1472
2019
Q2 		$1.84M Buy
71,213
+11,015
+18% +$269K ﹤0.01% 1614
2019
Q1 		$1.3M Sell
60,198
-935
-2% -$20.9K ﹤0.01% 1779
2018
Q4 		$1.21M Buy
61,133
+1,288
+2% +$27K ﹤0.01% 1781
2018
Q3 		$1.59M Sell
59,845
-590
-1% -$14.7K ﹤0.01% 1783
2018
Q2 		$1.25M Buy
60,435
+9,937
+20% +$201K ﹤0.01% 1917
2018
Q1 		$1M Sell
50,498
-1,771
-3% -$38.1K ﹤0.01% 1979
2017
Q4 		$1.12M Sell
52,269
-263
-0.5% -$5.28K ﹤0.01% 1938
2017
Q3 		$1.02M Sell
52,532
-5,568
-10% -$107K ﹤0.01% 1994
2017
Q2 		$1.31M Buy
58,100
+34,200
+143% +$805K ﹤0.01% 1873
2017
Q1 		$628K Sell
23,900
-1,100
-4% -$28.3K ﹤0.01% 2356
2016
Q4 		$598K Sell
25,000
-700
-3% -$14.4K ﹤0.01% 2418
2016
Q3 		$482K Buy
+25,700
New +$445K ﹤0.01% 2521

Other funds holding ATKR

GCM
Gates Capital Management New York $3.66B AUM 12.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
CCM
Coliseum Capital Management Rowayton, Connecticut $1.22B AUM 18.72% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s ATKR Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) increased its Atkore (ATKR) stake by 25% in Q1 2026, buying an estimated $509K and bringing the position to 39,703 shares worth $2.34M. The position accounts for ﹤0.01% of the portfolio, ranked #1431.

California State Teachers Retirement System (CalSTRS) first reported a position in ATKR in Q3 2016 and has held it in 39 quarters since. The position peaked at $7.48M in Q2 2023. 303 funds tracked by Wall St. Rank hold ATKR as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 39,703 shares of Atkore worth $2.34M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) bought 7,829 Atkore shares in Q1 2026, an estimated $509K.
  • Atkore made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #1431 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Atkore in Q3 2016 and has held it in 39 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Atkore position peaked at $7.48M in Q2 2023.
  • 303 funds tracked by Wall St. Rank held Atkore as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.