Simplex Trading
ATOM icon

Simplex Trading’s Atomera ATOM Stock Holding History

Simplex Trading’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 		– Sell
-648
Closed -$5.08K – 9257
2026
Q1 		$2.47K Sell
648
-2,778
-81% -$10.5K ﹤0.01% 8291
2025
Q4 		$7.57K Sell
3,426
-34,286
-91% -$104K ﹤0.01% 7165
2025
Q3 		$166K Buy
37,712
+11,771
+45% +$48.3K ﹤0.01% 5153
2025
Q2 		$130K Sell
25,941
-16,059
-38% -$85.7K ﹤0.01% 4966
2025
Q1 		$168K Sell
42,000
-33,165
-44% -$258K ﹤0.01% 4520
2024
Q4 		$871K Buy
75,165
+48,531
+182% +$280K ﹤0.01% 2982
2024
Q3 		$70K Sell
26,634
-27,254
-51% -$84.9K ﹤0.01% 5561
2024
Q2 		$205K Buy
53,888
+3,209
+6% +$15.1K ﹤0.01% 4622
2024
Q1 		$312K Buy
50,679
+40,321
+389% +$276K ﹤0.01% 4336
2023
Q4 		$72K Sell
10,358
-18,923
-65% -$126K ﹤0.01% 5709
2023
Q3 		$183K Buy
29,281
+8,218
+39% +$58.6K ﹤0.01% 4439
2023
Q2 		$184K Buy
21,063
+8,436
+67% +$66.6K ﹤0.01% 4393
2023
Q1 		$80K Sell
12,627
-25,259
-67% -$171K ﹤0.01% 5408
2022
Q4 		$235K Buy
37,886
+21,674
+134% +$178K ﹤0.01% 4027
2022
Q3 		$164K Sell
16,212
-4,508
-22% -$53.3K ﹤0.01% 4877
2022
Q2 		$194K Buy
20,720
+19,851
+2,284% +$219K ﹤0.01% 4647
2022
Q1 		$11K Buy
+869
New +$13K ﹤0.01% 8777
2021
Q1 		– Sell
-4,705
Closed -$138K – 8755
2020
Q4 		$75K Sell
4,705
-22,381
-83% -$234K ﹤0.01% 5731
2020
Q3 		$283K Buy
+27,086
New +$285K ﹤0.01% 3666

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

Simplex Trading's ATOM Position: Q2 2026 in Review

Simplex Trading sold out of Atomera (ATOM) in Q2 2026, closing a stake of 648 shares — an estimated $5.08K sold.

Simplex Trading first reported a position in ATOM in Q3 2020 and held it in 19 quarters. The position peaked at $871K in Q4 2024. 122 funds tracked by Wall St. Rank hold ATOM as of Q2 2026.

  • Simplex Trading reported no remaining Atomera position as of Q2 2026 after selling out during the quarter.
  • Simplex Trading sold 648 Atomera shares in Q2 2026, an estimated $5.08K.
  • Simplex Trading first reported a position in Atomera in Q3 2020 and held it in 19 quarters.
  • Simplex Trading's Atomera position peaked at $871K in Q4 2024.
  • 122 funds tracked by Wall St. Rank held Atomera as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.