Jane Street
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Jane Street’s IonQ IONQ Stock Holding History

Jane Street’s Portfolio IONQ Stock Details IONQ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$133M Buy
2,492,000
+964,500
+63% +$48.9M 0.01% 793
2026
Q1 		$44M Buy
1,527,500
+435,200
+40% +$16.7M 0.01% 1149
2025
Q4 		$49M Sell
1,092,300
-551,000
-34% -$30.9M 0.01% 955
2025
Q3 		$101M Buy
1,643,300
+1,032,200
+169% +$48.5M 0.02% 594
2025
Q2 		$26.3M Sell
611,100
-44,300
-7% -$1.48M 0.01% 1200
2025
Q1 		$14.5M Buy
655,400
+59,400
+10% +$1.92M ﹤0.01% 1578
2024
Q4 		$24.9M Buy
596,000
+561,300
+1,618% +$14.1M 0.01% 1111
2024
Q3 		$303K Sell
34,700
-400
-1% -$3.05K ﹤0.01% 8017
2024
Q2 		$247K Sell
35,100
-52,000
-60% -$426K ﹤0.01% 8106
2024
Q1 		$870K Sell
87,100
-11,900
-12% -$127K ﹤0.01% 5660
2023
Q4 		$1.23M Sell
99,000
-40,400
-29% -$521K ﹤0.01% 5192
2023
Q3 		$2.07M Buy
139,400
+96,500
+225% +$1.52M ﹤0.01% 4004
2023
Q2 		$580K Buy
42,900
+3,100
+8% +$25.8K ﹤0.01% 6088
2023
Q1 		$245K Buy
39,800
+28,200
+243% +$132K ﹤0.01% 7519
2022
Q4 		$40K Sell
11,600
-79,000
-87% -$381K ﹤0.01% 8436
2022
Q3 		$459K Sell
90,600
-71,400
-44% -$396K ﹤0.01% 6843
2022
Q2 		$710K Sell
162,000
-79,900
-33% -$566K ﹤0.01% 6100
2022
Q1 		$3.09M Buy
241,900
+14,500
+6% +$195K ﹤0.01% 3893
2021
Q4 		$3.8M Sell
227,400
-15,500
-6% -$258K ﹤0.01% 3290
2021
Q3 		$2.53M Buy
+242,900
New +$2.46M ﹤0.01% 4001

Other funds holding IONQ

Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
MG
Marex Group London $23.6B AUM 57.16% 1-Year Est. Return

Jane Street's IONQ Position: Q2 2026 in Review

Jane Street increased its IonQ (IONQ) stake by 42% in Q2 2026, buying an estimated $30.7M and bringing the position to 2,056,763 shares worth $110M. The position accounts for 0.01% of the portfolio, ranked #890.

Jane Street first reported a position in IONQ in Q3 2021 and has held it in 18 quarters since. 786 funds tracked by Wall St. Rank hold IONQ as of Q2 2026.

  • Jane Street held 2,056,763 shares of IonQ worth $110M as of Q2 2026.
  • Jane Street bought 605,058 IonQ shares in Q2 2026, an estimated $30.7M.
  • IonQ made up 0.01% of Jane Street's portfolio in Q2 2026, its #890 holding.
  • Jane Street first reported a position in IonQ in Q3 2021 and has held it in 18 quarters since.
  • 786 funds tracked by Wall St. Rank held IonQ as of Q2 2026.

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