CK Hutchison Holdings Ltd.’s shares dropped by the most in nearly two weeks following news its Hong Kong billionaire owner Li Ka-shing is considering delaying the signing of a controversial deal to sell his Panama Canal ports to a consortium including BlackRock Inc.

Chinese regulators have also begun examining the Hong Kong tycoon’s family’s investments, both domestic and overseas, in an effort to map the full extent of their financial interests

NEW YORK] China has told state-owned firms to hold off on any new collaboration with businesses linked to Li Ka-shing and his family, according to people familiar with the matter, after the Hong Kong billionaire irked Beijing with his plan to sell two Panama ports to a global consortium.