Jane Street
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Jane Street’s Interactive Brokers IBKR Stock Holding History

Jane Street’s Portfolio IBKR Stock Details IBKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$57.9M Sell
665,700
-251,200
-27% -$20.9M ﹤0.01% 1302
2026
Q1 		$61.5M Buy
916,900
+355,100
+63% +$25.3M 0.01% 923
2025
Q4 		$36.1M Sell
561,800
-172,700
-24% -$11.6M 0.01% 1127
2025
Q3 		$50.5M Sell
734,500
-51,800
-7% -$3.26M 0.01% 957
2025
Q2 		$43.6M Buy
786,300
+416,700
+113% +$19.8M 0.01% 855
2025
Q1 		$15.3M Buy
369,600
+206,000
+126% +$10.2M ﹤0.01% 1536
2024
Q4 		$7.23M Buy
163,600
+92,800
+131% +$3.91M ﹤0.01% 2211
2024
Q3 		$2.47M Sell
70,800
-127,600
-64% -$3.95M ﹤0.01% 4050
2024
Q2 		$6.08M Sell
198,400
-138,000
-41% -$4.12M ﹤0.01% 2685
2024
Q1 		$9.39M Buy
336,400
+134,400
+67% +$3.35M ﹤0.01% 1880
2023
Q4 		$4.19M Buy
202,000
+54,800
+37% +$1.12M ﹤0.01% 3114
2023
Q3 		$3.19M Sell
147,200
-463,600
-76% -$10.3M ﹤0.01% 3284
2023
Q2 		$12.7M Buy
610,800
+156,000
+34% +$3.08M ﹤0.01% 1663
2023
Q1 		$9.39M Buy
454,800
+319,200
+235% +$6.5M ﹤0.01% 1712
2022
Q4 		$2.45M Sell
135,600
-4,000
-3% -$74.7K ﹤0.01% 3534
2022
Q3 		$2.23M Sell
139,600
-36,400
-21% -$561K ﹤0.01% 4019
2022
Q2 		$2.42M Sell
176,000
-14,400
-8% -$214K ﹤0.01% 3812
2022
Q1 		$3.14M Buy
190,400
+14,000
+8% +$241K ﹤0.01% 3854
2021
Q4 		$3.5M Sell
176,400
-116,400
-40% -$2.17M ﹤0.01% 3423
2021
Q3 		$4.56M Sell
292,800
-64,400
-18% -$1.01M ﹤0.01% 2889
2021
Q2 		$5.87M Buy
357,200
+125,600
+54% +$2.17M ﹤0.01% 2393
2021
Q1 		$4.23M Buy
231,600
+101,200
+78% +$1.82M ﹤0.01% 2654
2020
Q4 		$1.99M Sell
130,400
-230,400
-64% -$3.05M ﹤0.01% 3499
2020
Q3 		$4.36M Sell
360,800
-116,800
-24% -$1.46M ﹤0.01% 2006
2020
Q2 		$4.99M Buy
+477,600
New +$4.99M ﹤0.01% 1846
2016
Q3 		– Sell
-47,200
Closed -$418K – 4228
2016
Q2 		$418K Buy
+47,200
New +$450K ﹤0.01% 2943

Other funds holding IBKR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
GWM
Greenwich Wealth Management Greenwich, Connecticut $2.74B AUM 36.19% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Jane Street's IBKR Position: Q2 2026 in Review

Jane Street increased its Interactive Brokers (IBKR) stake by 90% in Q2 2026, buying an estimated $132M and bringing the position to 3,350,116 shares worth $292M. The position accounts for 0.02% of the portfolio, ranked #435.

Jane Street first reported a position in IBKR in Q2 2013 and has held it in 33 quarters since. 1,117 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

  • Jane Street held 3,350,116 shares of Interactive Brokers worth $292M as of Q2 2026.
  • Jane Street bought 1,582,338 Interactive Brokers shares in Q2 2026, an estimated $132M.
  • Interactive Brokers made up 0.02% of Jane Street's portfolio in Q2 2026, its #435 holding.
  • Jane Street first reported a position in Interactive Brokers in Q2 2013 and has held it in 33 quarters since.
  • 1,117 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

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