Citadel Advisors’s Atomera ATOM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4M Buy
1,049,979
+970,686
+1,224% +$3.66M ﹤0.01% 4710
2025
Q4
$175K Sell
79,293
-104,305
-57% -$315K ﹤0.01% 11153
2025
Q3
$812K Buy
183,598
+93,373
+103% +$383K ﹤0.01% 7993
2025
Q2
$455K Sell
90,225
-13,465
-13% -$71.8K ﹤0.01% 8860
2025
Q1
$415K Buy
103,690
+58,277
+128% +$454K ﹤0.01% 8891
2024
Q4
$527K Sell
45,413
-27,815
-38% -$160K ﹤0.01% 8436
2024
Q3
$193K Buy
73,228
+1,148
+2% +$3.58K ﹤0.01% 10208
2024
Q2
$275K Sell
72,080
-57,688
-44% -$272K ﹤0.01% 9306
2024
Q1
$799K Buy
+129,768
New +$890K ﹤0.01% 7396
2023
Q4
Sell
-320
Closed -$2.12K 14241
2023
Q3
$2K Sell
320
-16,509
-98% -$118K ﹤0.01% 13774
2023
Q2
$148K Sell
16,829
-71,853
-81% -$567K ﹤0.01% 10365
2023
Q1
$565K Buy
88,682
+24,119
+37% +$163K ﹤0.01% 8073
2022
Q4
$402K Buy
64,563
+20,062
+45% +$164K ﹤0.01% 8707
2022
Q3
$451K Buy
+44,501
New +$526K ﹤0.01% 8688
2022
Q2
Hold
0
12846
2022
Q1
Sell
-31,891
Closed -$477K 13554
2021
Q4
$642K Sell
31,891
-11,941
-27% -$281K ﹤0.01% 9047
2021
Q3
$1.01M Buy
43,832
+10,221
+30% +$222K ﹤0.01% 8119
2021
Q2
$721K Sell
33,611
-26,418
-44% -$543K ﹤0.01% 9188
2021
Q1
$1.47M Buy
+60,029
New +$1.76M ﹤0.01% 7156
2020
Q4
Hold
0
10894
2020
Q3
Hold
0
10052

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