LEONARDO DiCaprio turned 40 by throwing a star-studded party in Los Angeles this week (beg10Nov14).

The Titanic actor reached the landmark age on Tuesday (11Nov14), and he marked the milestone by hosting a bash at SoHo House in West Hollywood.

Guests reportedly included singer Adam Levine, rap mogul Russell Simmons, pop star Robin Thicke and DiCaprio's The Wolf Of Wall Street co-star Jonah Hill.

Reports suggest DiCaprio continued the festivities on Wednesday (12Nov14) by hosting another party, and he plans a third night of celebrations at an L.A. nightclub on Thursday (13Nov14).