California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Atomera ATOM Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio ATOM Stock Details ATOM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.68K Buy
+423
New +$3.32K ﹤0.01% 2665
2026
Q1 		– Sell
-1,853
Closed -$4.09K – 2939
2025
Q4 		$4.09K Buy
1,853
+26
+1% +$79 ﹤0.01% 2980
2025
Q3 		$8.07K Buy
1,827
+1
+0.1% +$4 ﹤0.01% 2901
2025
Q2 		$9.2K Buy
+1,826
New +$9.74K ﹤0.01% 2764
2024
Q2 		– Sell
-2,251
Closed -$13.9K – 3094
2024
Q1 		$13.9K Sell
2,251
-1,435
-39% -$9.84K ﹤0.01% 2852
2023
Q4 		$25.8K Sell
3,686
-991
-21% -$6.57K ﹤0.01% 2841
2023
Q3 		$29.3K Sell
4,677
-2,374
-34% -$16.9K ﹤0.01% 2904
2023
Q2 		$61.8K Sell
7,051
-617
-8% -$4.87K ﹤0.01% 2839
2023
Q1 		$48.8K Sell
7,668
-566
-7% -$3.83K ﹤0.01% 2852
2022
Q4 		$51.2K Buy
8,234
+93
+1% +$762 ﹤0.01% 2897
2022
Q3 		$82K Sell
8,141
-591
-7% -$6.99K ﹤0.01% 2868
2022
Q2 		$82K Buy
8,732
+28
+0.3% +$308 ﹤0.01% 2937
2022
Q1 		$114K Sell
8,704
-2,259
-21% -$33.8K ﹤0.01% 2825
2021
Q4 		$221K Hold
10,963
– – ﹤0.01% 2751
2021
Q3 		$253K Sell
10,963
-16,997
-61% -$369K ﹤0.01% 2651
2021
Q2 		$599K Buy
27,960
+634
+2% +$13K ﹤0.01% 2544
2021
Q1 		$669K Buy
27,326
+1,082
+4% +$31.7K ﹤0.01% 2386
2020
Q4 		$422K Buy
26,244
+1,978
+8% +$20.7K ﹤0.01% 2493
2020
Q3 		$254K Buy
24,266
+2,652
+12% +$27.9K ﹤0.01% 2616
2020
Q2 		$195K Buy
+21,614
New +$148K ﹤0.01% 2730

Other funds holding ATOM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AC
Avenir Corporation Alexandria, Virginia $821M AUM 4.23% 1-Year Est. Return
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $72.7B AUM 26.4% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
QPW
Quantum Private Wealth Tampa, Florida $390M AUM 58.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s ATOM Position: Q2 2026 in Review

California State Teachers Retirement System (CalSTRS) opened a new position in Atomera (ATOM) in Q2 2026: 423 shares worth $3.68K. The stake represents ﹤0.01% of the portfolio and ranks #2665 among its holdings. This is a return to the name: California State Teachers Retirement System (CalSTRS) previously reported a position in ATOM as recently as Q4 2025.

California State Teachers Retirement System (CalSTRS) first reported a position in ATOM in Q2 2020 and has held it in 20 quarters since. The position peaked at $669K in Q1 2021. 121 funds tracked by Wall St. Rank hold ATOM as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 423 shares of Atomera worth $3.68K as of Q2 2026.
  • Atomera was a new California State Teachers Retirement System (CalSTRS) position in Q2 2026.
  • Atomera made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #2665 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Atomera in Q2 2020 and has held it in 20 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Atomera position peaked at $669K in Q1 2021.
  • 121 funds tracked by Wall St. Rank held Atomera as of Q2 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2026, filed 24 Aug 2026.