USC is looking ahead to 2017 recruiting at Rising Stars camp, offering four high schools juniors during the two-day event.
Offensive lineman Aaron Banks and running back Salvon Ahmed were offered Thursday.
Cornerback Thomas Graham and offensive lineman Austin Jackson received offers on Wednesday.
Banks, from El Cerrito High in Northern California, participated in the morning session Thursday and spoke with assistants on the sideline in the afternoon.
"Excited and very blessed to receive an offer from the USC TROJANS #FightOn," Banks wrote on Twitter.
A 6-foot-6, 300-pound lineman, Banks has offers from Arizona State, California, Oregon, Sacramento State and Washington State.
Ahmed, from Kirkland, Wash., played in the morning session and took an afternoon tour of campus. The 5-foot-11, 180-pound running back also has offers from Oregon, Stanford, Utah, Utah State, Washington and Washington State.
Fontana Summit running back Stephen Carr is USC's only commitment in the 2017 recruiting class.