Citigroup
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Citigroup’s Atomera ATOM Stock Holding History

Citigroup’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 		$240K Buy
27,531
+9,419
+52% +$73.9K ﹤0.01% 4242
2026
Q1 		$69K Buy
18,112
+17,292
+2,109% +$65.2K ﹤0.01% 4412
2025
Q4 		$1.81K Sell
820
-635
-44% -$1.92K ﹤0.01% 5466
2025
Q3 		$6.43K Sell
1,455
-8,936
-86% -$36.7K ﹤0.01% 5159
2025
Q2 		$52.4K Buy
10,391
+9,895
+1,995% +$52.8K ﹤0.01% 4735
2025
Q1 		$1.98K Sell
496
-5,015
-91% -$39K ﹤0.01% 5342
2024
Q4 		$63.9K Buy
5,511
+5,495
+34,344% +$31.6K ﹤0.01% 5013
2024
Q3 		$42 Sell
16
-27,921
-100% -$87K ﹤0.01% 5568
2024
Q2 		$106K Buy
27,937
+23,998
+609% +$113K ﹤0.01% 4178
2024
Q1 		$24.3K Buy
3,939
+766
+24% +$5.25K ﹤0.01% 4972
2023
Q4 		$22.2K Buy
3,173
+3,150
+13,696% +$20.9K ﹤0.01% 4950
2023
Q3 		$144 Sell
23
-6,299
-100% -$44.9K ﹤0.01% 5362
2023
Q2 		$55.4K Buy
+6,322
New +$49.9K ﹤0.01% 4586
2023
Q1 		– Sell
-140
Closed -$871 – 5486
2022
Q4 		$871 Sell
140
-170
-55% -$1.39K ﹤0.01% 5422
2022
Q3 		$3K Sell
310
-1,030
-77% -$12.2K ﹤0.01% 5356
2022
Q2 		$13K Buy
1,340
+609
+83% +$6.71K ﹤0.01% 5221
2022
Q1 		$10K Sell
731
-4,445
-86% -$66.5K ﹤0.01% 5512
2021
Q4 		$104K Buy
5,176
+2,866
+124% +$67.3K ﹤0.01% 4712
2021
Q3 		$53K Buy
2,310
+52
+2% +$1.13K ﹤0.01% 4705
2021
Q2 		$48K Buy
2,258
+657
+41% +$13.5K ﹤0.01% 4841
2021
Q1 		$39K Sell
1,601
-2,137
-57% -$62.5K ﹤0.01% 4838
2020
Q4 		$60K Buy
3,738
+2,968
+385% +$31K ﹤0.01% 5913
2020
Q3 		$8K Sell
770
-1,179
-60% -$12.4K ﹤0.01% 6744
2020
Q2 		$18K Buy
+1,949
New +$13.4K ﹤0.01% 6681

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 $3.37T AUM 44.26% 1-Year Est. Return

Citigroup's ATOM Position: Q2 2026 in Review

Citigroup increased its Atomera (ATOM) stake by 52% in Q2 2026, buying an estimated $73.9K and bringing the position to 27,531 shares worth $240K. The position accounts for ﹤0.01% of the portfolio, ranked #4242.

Citigroup first reported a position in ATOM in Q2 2020 and has held it in 24 quarters since. 121 funds tracked by Wall St. Rank hold ATOM as of Q2 2026.

  • Citigroup held 27,531 shares of Atomera worth $240K as of Q2 2026.
  • Citigroup bought 9,419 Atomera shares in Q2 2026, an estimated $73.9K.
  • Atomera made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #4242 holding.
  • Citigroup first reported a position in Atomera in Q2 2020 and has held it in 24 quarters since.
  • 121 funds tracked by Wall St. Rank held Atomera as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.