Quantitative Investment Management’s Interactive Brokers IBKR Stock Holding History

Quantitative Investment 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	$229K	Buy	+3,429	New	+$245K	0.02%	358
2025 Q2	–	Sell	-24,448	Closed	-$1.01M	–	392
2025 Q1	$1.01M	Buy	+24,448	New	+$1.21M	0.09%	182
2021 Q3	–	Sell	-16,228	Closed	-$266K	–	462
2021 Q2	$266K	Buy	+16,228	New	+$281K	0.02%	339
2020 Q3	–	Sell	-85,952	Closed	-$897K	–	497
2020 Q2	$897K	Buy	+85,952	New	+$898K	0.09%	237
2019 Q4	–	Sell	-19,864	Closed	-$267K	–	690
2019 Q3	$267K	Buy	+19,864	New	+$247K	0.01%	536
2016 Q3	–	Sell	-31,600	Closed	-$279K	–	757
2016 Q2	$279K	Buy	+31,600	New	+$301K	0.01%	635
2015 Q4	–	Sell	-23,200	Closed	-$228K	–	766
2015 Q3	$228K	Buy	+23,200	New	+$239K	0.02%	589
2014 Q4	–	Sell	-34,800	Closed	-$217K	–	528
2014 Q3	$217K	Buy	+34,800	New	+$207K	0.04%	291

Other funds holding IBKR

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

CCM

Cantillon Capital Management New York $665M AUM 25.91% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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 Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Quantitative Investment Management's IBKR Position: Q1 2026 in Review

Quantitative Investment Management opened a new position in Interactive Brokers (IBKR) in Q1 2026: 3,429 shares worth $229K. The stake represents 0.02% of the portfolio and ranks #358 among its holdings. This is a return to the name: Quantitative Investment Management previously reported a position in IBKR as recently as Q1 2025.

Quantitative Investment Management first reported a position in IBKR in Q3 2014 and has held it in 8 quarters since. The position peaked at $1.01M in Q1 2025. 994 funds tracked by Wall St. Rank hold IBKR as of Q1 2026.

Quantitative Investment Management held 3,429 shares of Interactive Brokers worth $229K as of Q1 2026.
Interactive Brokers was a new Quantitative Investment Management position in Q1 2026.
Interactive Brokers made up 0.02% of Quantitative Investment Management's portfolio in Q1 2026, its #358 holding.
Quantitative Investment Management first reported a position in Interactive Brokers in Q3 2014 and has held it in 8 quarters since.
Quantitative Investment Management's Interactive Brokers position peaked at $1.01M in Q1 2025.
994 funds tracked by Wall St. Rank held Interactive Brokers as of Q1 2026.

Based on Quantitative Investment Management's 13F filing for Q1 2026, filed 15 May 2026.