Qube Research & Technologies (QRT)
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Qube Research & Technologies (QRT)’s Interactive Brokers IBKR Stock Holding History

Qube Research & Technologies (QRT)’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 		$126M Buy
1,442,839
+1,067,817
+285% +$88.9M 0.12% 222
2026
Q1 		$25.2M Sell
375,022
-41,964
-10% -$3M 0.03% 753
2025
Q4 		$26.8M Buy
+416,986
New +$27.9M 0.03% 768
2025
Q3 		– Sell
-1,518,528
Closed -$95.5M – 3760
2025
Q2 		$84.1M Sell
1,518,528
-1,677,520
-52% -$79.6M 0.09% 296
2025
Q1 		$132M Buy
3,196,048
+1,141,860
+56% +$56.6M 0.15% 156
2024
Q4 		$90.7M Buy
+2,054,188
New +$86.5M 0.12% 204
2024
Q2 		– Sell
-26,376
Closed -$737K – 4218
2024
Q1 		$737K Sell
26,376
-435,656
-94% -$10.8M ﹤0.01% 2325
2023
Q4 		$9.58M Buy
462,032
+155,608
+51% +$3.18M 0.02% 752
2023
Q3 		$6.63M Buy
+306,424
New +$6.82M 0.02% 810
2023
Q1 		– Sell
-21,912
Closed -$396K – 2751
2022
Q4 		$396K Buy
+21,912
New +$409K ﹤0.01% 1557
2022
Q3 		– Sell
-107,548
Closed -$1.48M – 2724
2022
Q2 		$1.48M Buy
+107,548
New +$1.6M 0.01% 945
2021
Q4 		– Sell
-30,644
Closed -$478K – 2721
2021
Q3 		$478K Sell
30,644
-287,540
-90% -$4.53M 0.01% 1233
2021
Q2 		$5.23M Sell
318,184
-101,620
-24% -$1.76M 0.06% 400
2021
Q1 		$7.67M Buy
+419,804
New +$7.56M 0.12% 193
2020
Q3 		– Sell
-156,052
Closed -$1.63M – 1871
2020
Q2 		$1.63M Buy
+156,052
New +$1.63M 0.02% 714
2020
Q1 		– Sell
-46,788
Closed -$545K – 1379
2019
Q4 		$545K Buy
+46,788
New +$549K 0.02% 909
2018
Q4 		– Sell
-11,160
Closed -$154K – 567
2018
Q3 		$154K Buy
11,160
+8,836
+380% +$134K 0.02% 595
2018
Q2 		$37K Buy
+2,324
New +$42.1K 0.02% 603

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

Qube Research & Technologies (QRT)'s IBKR Position: Q2 2026 in Review

Qube Research & Technologies (QRT) increased its Interactive Brokers (IBKR) stake by 285% in Q2 2026, buying an estimated $88.9M and bringing the position to 1,442,839 shares worth $126M. The position accounts for 0.12% of the portfolio, ranked #222.

Qube Research & Technologies (QRT) first reported a position in IBKR in Q2 2018 and has held it in 18 quarters since. The position peaked at $132M in Q1 2025. 1,115 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

  • Qube Research & Technologies (QRT) held 1,442,839 shares of Interactive Brokers worth $126M as of Q2 2026.
  • Qube Research & Technologies (QRT) bought 1,067,817 Interactive Brokers shares in Q2 2026, an estimated $88.9M.
  • Interactive Brokers made up 0.12% of Qube Research & Technologies (QRT)'s portfolio in Q2 2026, its #222 holding.
  • Qube Research & Technologies (QRT) first reported a position in Interactive Brokers in Q2 2018 and has held it in 18 quarters since.
  • Qube Research & Technologies (QRT)'s Interactive Brokers position peaked at $132M in Q1 2025.
  • 1,115 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q2 2026, filed 14 Aug 2026.