Sources say Castle Securities' Q2 trading revenue reached $7.3 bln, a record and more than triple year-earlier; net profit jumped over 250% to $3.3 bln. Rival HRT posted Q2 trading revenue of $11.4 bln, over four times year-earlier. Jane Street's net

2026-08-28

Sources say Castle Securities' Q2 trading revenue reached $7.3 bln, a record and more than triple year-earlier; net profit jumped over 250% to $3.3 bln. Rival HRT posted Q2 trading revenue of $11.4 bln, over four times year-earlier. Jane Street's net trading revenue exceeded $40 bln year-to-date through mid-August, surpassing its 2025 full-year record of $39.6 bln. Jane Street reportedly lost about $15 bln in July; Castle was profitable in July and expects to stay profitable in August.