The US lost one carrier, one tanker, one destroyer and a total of 66 planes. The Japanese destroyed the Lexington and the York. The total personnel casualties totaled at 543.
The Japanese lost one carrier to sinking, another carrier with most of their planes, and another carrier which was put out of action.
The Battle of Coral Sea was a draw between the US and the Japanese. Tactically, the Japanese won but strategically it was an American victory.