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 		$834K Buy
+95,800
New +$752K ﹤0.01% 6915
2025
Q3 		– Sell
-10,100
Closed -$50.9K – 10738
2025
Q2 		$50.9K Sell
10,100
-46,800
-82% -$250K ﹤0.01% 9168
2025
Q1 		$228K Sell
56,900
-74,100
-57% -$577K ﹤0.01% 8258
2024
Q4 		$1.52M Buy
+131,000
New +$755K ﹤0.01% 4612
2024
Q1 		– Sell
-26,200
Closed -$184K – 9151
2023
Q4 		$184K Sell
26,200
-16,200
-38% -$107K ﹤0.01% 8276
2023
Q3 		$265K Sell
42,400
-1,300
-3% -$9.28K ﹤0.01% 7249
2023
Q2 		$383K Buy
+43,700
New +$345K ﹤0.01% 6727
2023
Q1 		– Sell
-10,300
Closed -$64.1K – 8991
2022
Q4 		$64.1K Sell
10,300
-5,600
-35% -$45.9K ﹤0.01% 8278
2022
Q3 		$161K Sell
15,900
-1,700
-10% -$20.1K ﹤0.01% 8350
2022
Q2 		$165K Sell
17,600
-75,500
-81% -$831K ﹤0.01% 8331
2022
Q1 		$1.22M Sell
93,100
-43,200
-32% -$647K ﹤0.01% 5733
2021
Q4 		$2.74M Sell
136,300
-58,500
-30% -$1.37M ﹤0.01% 3848
2021
Q3 		$4.5M Buy
194,800
+13,700
+8% +$297K ﹤0.01% 2913
2021
Q2 		$3.88M Buy
181,100
+44,400
+32% +$912K ﹤0.01% 3084
2021
Q1 		$3.35M Buy
+136,700
New +$4M ﹤0.01% 3046

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.