QC
IBKR icon

Quadrature Capital’s Interactive Brokers IBKR Stock Holding History

Quadrature Capital’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
Q1 		$1.11M Buy
+16,488
New +$1.18M 0.01% 530
2025
Q4 		– Sell
-58,847
Closed -$4.05M – 1436
2025
Q3 		$4.05M Buy
+58,847
New +$3.7M 0.05% 219
2025
Q2 		– Sell
-39,536
Closed -$1.64M – 1231
2025
Q1 		$1.64M Sell
39,536
-41,784
-51% -$2.07M 0.04% 332
2024
Q4 		$3.59M Buy
81,320
+38,760
+91% +$1.63M 0.07% 231
2024
Q3 		$1.48M Buy
+42,560
New +$1.32M 0.03% 287
2024
Q1 		– Sell
-17,728
Closed -$367K – 1328
2023
Q4 		$367K Buy
+17,728
New +$363K 0.01% 778
2023
Q2 		– Sell
-24,216
Closed -$500K – 1086
2023
Q1 		$500K Sell
24,216
-39,300
-62% -$800K 0.01% 565
2022
Q4 		$1.15M Buy
+63,516
New +$1.19M 0.03% 324
2021
Q3 		– Sell
-79,288
Closed -$1.3M – 843
2021
Q2 		$1.3M Buy
+79,288
New +$1.37M 0.05% 261
2020
Q2 		– Sell
-24,548
Closed -$265K – 696
2020
Q1 		$265K Buy
+24,548
New +$297K 0.06% 357
2018
Q4 		– Sell
-90,660
Closed -$1.25M – 560
2018
Q3 		$1.25M Sell
90,660
-88,432
-49% -$1.34M 0.1% 218
2018
Q2 		$2.88M Buy
+179,092
New +$3.24M 0.27% 102
2017
Q4 		– Sell
-25,588
Closed -$288K – 575
2017
Q3 		$288K Buy
+25,588
New +$261K 0.04% 340
2017
Q2 		– Sell
-80,604
Closed -$700K – 655
2017
Q1 		$700K Buy
80,604
+23,604
+41% +$220K 0.05% 348
2016
Q4 		$520K Buy
+57,000
New +$519K 0.03% 422

Other funds holding IBKR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
CCM
Cantillon Capital Management New York $15.1B AUM 23.54% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
GWM
Greenwich Wealth Management Greenwich, Connecticut $2.45B AUM 39.53% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Quadrature Capital's IBKR Position: Q1 2026 in Review

Quadrature Capital opened a new position in Interactive Brokers (IBKR) in Q1 2026: 16,488 shares worth $1.11M. The stake represents 0.01% of the portfolio and ranks #530 among its holdings. This is a return to the name: Quadrature Capital previously reported a position in IBKR as recently as Q3 2025.

Quadrature Capital first reported a position in IBKR in Q4 2016 and has held it in 15 quarters since. The position peaked at $4.05M in Q3 2025. 993 funds tracked by Wall St. Rank hold IBKR as of Q1 2026.

  • Quadrature Capital held 16,488 shares of Interactive Brokers worth $1.11M as of Q1 2026.
  • Interactive Brokers was a new Quadrature Capital position in Q1 2026.
  • Interactive Brokers made up 0.01% of Quadrature Capital's portfolio in Q1 2026, its #530 holding.
  • Quadrature Capital first reported a position in Interactive Brokers in Q4 2016 and has held it in 15 quarters since.
  • Quadrature Capital's Interactive Brokers position peaked at $4.05M in Q3 2025.
  • 993 funds tracked by Wall St. Rank held Interactive Brokers as of Q1 2026.

Based on Quadrature Capital's 13F filing for Q1 2026, filed 15 May 2026.