MILLENNIUM MANAGEMENT LLC added +2472% to GRBK (2026Q2)HIGHLONGSep 6
CITADEL ADVISORS LLC cut 68% of GRBK (2026Q2)HIGHSHORTSep 6
CITADEL ADVISORS LLC cut 71% of GRBK (2026Q2)HIGHSHORTSep 6
MILLENNIUM MANAGEMENT LLC added +2472% to GRBK (2026Q2)HIGHLONGSep 6
CITADEL ADVISORS LLC cut 68% of GRBK (2026Q2)HIGHSHORTSep 6
CITADEL ADVISORS LLC cut 71% of GRBK (2026Q2)HIGHSHORTSep 6
MILLENNIUM MANAGEMENT LLC added +2472% to GRBK (2026Q2)HIGHLONGAug 16
CITADEL ADVISORS LLC cut 71% of GRBK (2026Q2)HIGHSHORTAug 16