BlackRock has emerged as one of the top investors in New York-listed cruise behemoth Carnival Corp, according to a regulatory filing.

The New York-based investment management giant holds a 5.1% stake in the Arnold Donald-led company that is backed by 50m shares, documents filed on Friday with the US Securities & Exchange Commission have revealed.

Carnival’s shares, which trade on the New York Stock Exchange under the ticker symbol CCL, slipped 2.5%