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Martingale Asset Management’s Interactive Brokers IBKR Stock Holding History

Martingale Asset Management’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 		$2.26M Sell
33,705
-30,746
-48% -$2.19M 0.06% 315
2025
Q4 		$4.14M Sell
64,451
-63,767
-50% -$4.27M 0.11% 179
2025
Q3 		$8.82M Sell
128,218
-30,410
-19% -$1.91M 0.22% 131
2025
Q2 		$8.79M Sell
158,628
-131,100
-45% -$6.22M 0.22% 130
2025
Q1 		$12M Sell
289,728
-33,688
-10% -$1.67M 0.31% 109
2024
Q4 		$14.3M Sell
323,416
-39,224
-11% -$1.65M 0.35% 108
2024
Q3 		$12.6M Buy
362,640
+178,392
+97% +$5.52M 0.29% 111
2024
Q2 		$5.65M Buy
184,248
+17,860
+11% +$533K 0.12% 153
2024
Q1 		$4.65M Sell
166,388
-11,068
-6% -$276K 0.09% 174
2023
Q4 		$3.68M Buy
177,456
+59,604
+51% +$1.22M 0.08% 182
2023
Q3 		$2.55M Buy
117,852
+38,800
+49% +$863K 0.05% 220
2023
Q2 		$1.64M Sell
79,052
-22,980
-23% -$453K 0.03% 317
2023
Q1 		$2.11M Buy
+102,032
New +$2.08M 0.04% 263
2021
Q3 		– Sell
-32,564
Closed -$536K – 887
2021
Q2 		$536K Sell
32,564
-177,536
-85% -$3.07M 0.01% 566
2021
Q1 		$3.84M Sell
210,100
-80,972
-28% -$1.46M 0.04% 214
2020
Q4 		$4.43M Sell
291,072
-49,612
-15% -$657K 0.05% 234
2020
Q3 		$4.12M Buy
+340,684
New +$4.25M 0.05% 246
2018
Q1 		– Sell
-34,020
Closed -$504K – 955
2017
Q4 		$504K Buy
+34,020
New +$464K 0.01% 814

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

Martingale Asset Management's IBKR Position: Q1 2026 in Review

Martingale Asset Management reduced its Interactive Brokers (IBKR) stake by 48% in Q1 2026, selling an estimated $2.19M and leaving 33,705 shares worth $2.26M. The position accounts for 0.06% of the portfolio, ranked #315.

Martingale Asset Management first reported a position in IBKR in Q4 2017 and has held it in 18 quarters since. The position peaked at $14.3M in Q4 2024. 993 funds tracked by Wall St. Rank hold IBKR as of Q1 2026.

  • Martingale Asset Management held 33,705 shares of Interactive Brokers worth $2.26M as of Q1 2026.
  • Martingale Asset Management sold 30,746 Interactive Brokers shares in Q1 2026, an estimated $2.19M.
  • Interactive Brokers made up 0.06% of Martingale Asset Management's portfolio in Q1 2026, its #315 holding.
  • Martingale Asset Management first reported a position in Interactive Brokers in Q4 2017 and has held it in 18 quarters since.
  • Martingale Asset Management's Interactive Brokers position peaked at $14.3M in Q4 2024.
  • 993 funds tracked by Wall St. Rank held Interactive Brokers as of Q1 2026.

Based on Martingale Asset Management's 13F filing for Q1 2026, filed 13 May 2026.