CenterBook Partners’s Interactive Brokers IBKR Stock Holding History

CenterBook Partners’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
2025 Q2	–	Sell	-7,216	Closed	-$299K	–	549
2025 Q1	$299K	Buy	+7,216	New	+$358K	0.02%	455
2024 Q4	–	Sell	-14,588	Closed	-$508K	–	523
2024 Q3	$508K	Sell	14,588 -75,824	-84%	-$2.35M	0.03%	382
2024 Q2	$2.77M	Sell	90,412 -9,384	-9%	-$280K	0.17%	216
2024 Q1	$2.79M	Buy	99,796 +7,208	+8%	+$179K	0.19%	191
2023 Q4	$1.92M	Buy	92,588 +39,764	+75%	+$814K	0.23%	155
2023 Q3	$1.14M	Sell	52,824 -13,264	-20%	-$295K	0.14%	233
2023 Q2	$1.37M	Buy	66,088 +8,428	+15%	+$166K	0.17%	203
2023 Q1	$1.19M	Sell	57,660 -12,956	-18%	-$264K	0.17%	205
2022 Q4	$1.28M	Buy	70,616 +19,364	+38%	+$362K	0.21%	169
2022 Q3	$819K	Sell	51,252 -4,828	-9%	-$74.4K	0.16%	220
2022 Q2	$771K	Buy	56,080 +33,272	+146%	+$494K	0.17%	211
2022 Q1	$376K	Sell	22,808 -536	-2%	-$9.23K	0.13%	253
2021 Q4	$463K	Buy	+23,344	New	+$434K	0.27%	150

Other funds holding IBKR

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

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

Cantillon Capital Management New York $15.1B AUM 23.54% 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

Greenwich Wealth Management Greenwich, Connecticut $2.45B AUM 39.53% 1-Year Est. Return

JP Morgan Chase

JP Morgan Chase New York $1.47T AUM 27.86% 1-Year Est. Return

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

Wellington Management Group

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

Egerton Capital (UK) London, United Kingdom $9.01B AUM 30.26% 1-Year Est. Return