Jane Street
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Jane Street’s Atomera ATOM Stock Holding History

Jane Street’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 		$7.06M Buy
809,991
+650,315
+407% +$5.1M ﹤0.01% 3250
2026
Q1 		$608K Sell
159,676
-11,748
-7% -$44.3K ﹤0.01% 7587
2025
Q4 		$379K Buy
171,424
+121,457
+243% +$367K ﹤0.01% 8317
2025
Q3 		$221K Buy
49,967
+32,206
+181% +$132K ﹤0.01% 9484
2025
Q2 		$89.5K Sell
17,761
-25,360
-59% -$135K ﹤0.01% 8998
2025
Q1 		$172K Sell
43,121
-41,037
-49% -$319K ﹤0.01% 8553
2024
Q4 		$976K Buy
84,158
+53,884
+178% +$310K ﹤0.01% 5442
2024
Q3 		$79.6K Sell
30,274
-217,058
-88% -$676K ﹤0.01% 9068
2024
Q2 		$942K Buy
247,332
+236,536
+2,191% +$1.12M ﹤0.01% 5881
2024
Q1 		$66.5K Sell
10,796
-7,507
-41% -$51.5K ﹤0.01% 8682
2023
Q4 		$128K Buy
+18,303
New +$121K ﹤0.01% 8474
2023
Q3 		– Sell
-54,529
Closed -$389K – 8599
2023
Q2 		$478K Buy
+54,529
New +$430K ﹤0.01% 6388
2021
Q2 		– Sell
-10,119
Closed -$208K – 9747
2021
Q1 		$248K Buy
+10,119
New +$296K ﹤0.01% 7960
2018
Q4 		– Sell
-20,738
Closed -$124K – 4906
2018
Q3 		$124K Buy
+20,738
New +$115K ﹤0.01% 4817

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
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
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Jane Street's ATOM Position: Q2 2026 in Review

Jane Street increased its Atomera (ATOM) stake by 407% in Q2 2026, buying an estimated $5.1M and bringing the position to 809,991 shares worth $7.06M. The position accounts for ﹤0.01% of the portfolio, ranked #3250.

Jane Street first reported a position in ATOM in Q3 2018 and has held it in 14 quarters since. 122 funds tracked by Wall St. Rank hold ATOM as of Q2 2026.

  • Jane Street held 809,991 shares of Atomera worth $7.06M as of Q2 2026.
  • Jane Street bought 650,315 Atomera shares in Q2 2026, an estimated $5.1M.
  • Atomera made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3250 holding.
  • Jane Street first reported a position in Atomera in Q3 2018 and has held it in 14 quarters since.
  • 122 funds tracked by Wall St. Rank held Atomera as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.