X0708 D/A LIVE 0002015731 Lord Abbett Institutional High Yield Trust C/O LORD, ABBETT & CO. LLC 30 HUDSON STREET JERSEY CITY NJ NEW JERSEY 07302 201-827-2000 NEW HAMPSHIRE None None Business Trust true 2024 n/a n/a Lord Abbett Distributor 30 Hudson Street Jersey City NJ NEW JERSEY 07302 Promoter n/a Pooled Investment Fund Other Investment Fund false Decline to Disclose 06b 3C 3C.7 true 0002015731-24-000001 2024-03-20 true true false 1000000 n/a None None None n/a n/a NJ NEW JERSEY 07302 All States false Indefinite 103374168 Indefinite false 2 0 0 0 false Lord Abbett Institutional High Yield Trust Jason Knight Jason Knight President of the directed trustee of the Issuer 2026-06-26