Jane Street

Jane Street’s MediaAlpha MAX Stock Holding History

Jane Street’s Portfolio MAX Stock Details MAX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.63M	Sell	283,008 -77,121	-21%	-$760K	﹤0.01%	4591
2025 Q4	$4.66M	Buy	360,129 +183,824	+104%	+$2.25M	0.01%	3343
2025 Q3	$2.01M	Buy	+176,305	New	+$1.94M	﹤0.01%	4927
2025 Q2	–	Sell	-120,424	Closed	-$1.16M	–	10464
2025 Q1	$1.11M	Buy	120,424 +65,115	+118%	+$695K	﹤0.01%	5364
2024 Q4	$624K	Buy	55,309 +17,072	+45%	+$246K	﹤0.01%	6302
2024 Q3	$692K	Sell	38,237 -62,393	-62%	-$994K	﹤0.01%	6610
2024 Q2	$1.33M	Buy	100,630 +84,881	+539%	+$1.56M	﹤0.01%	5230
2024 Q1	$321K	Sell	15,749 -15,724	-50%	-$251K	﹤0.01%	7450
2023 Q4	$351K	Buy	+31,473	New	+$312K	﹤0.01%	7380
2023 Q3	–	Sell	-28,445	Closed	-$293K	–	9081
2023 Q2	$293K	Buy	28,445 +15,932	+127%	+$144K	﹤0.01%	7152
2023 Q1	$187K	Sell	12,513 -17,105	-58%	-$231K	﹤0.01%	7890
2022 Q4	$295K	Buy	+29,618	New	+$326K	﹤0.01%	7049
2021 Q3	–	Sell	-7,168	Closed	-$302K	–	10462
2021 Q2	$302K	Buy	+7,168	New	+$287K	﹤0.01%	8138

Other funds holding MAX

White Mountains Insurance Group Hanover, New Hampshire $313M AUM 14.8% 1-Year Est. Return

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

Clearline Capital New York $1.29B AUM 38.13% 1-Year Est. Return

JP Morgan Chase

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

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

J. Goldman & Co New York $2.16B AUM 33.8% 1-Year Est. Return

Geode Capital Management

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

Arrowstreet Capital

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Jacobs Asset Management New York $167M AUM 22.68% 1-Year Est. Return

Acadian Asset Management

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return