(Bloomberg) — A Blue Whale Capital LLP investment fund reduced its stakes in major US technology companies on concern about the costs of artificial intelligence, the Financial Times reported.Most Read from BloombergHong Kong’s Expat Party Hub Reshaped by Chinese InfluxHow California Sees the World, and ItselfCity Hall Is HiringAmerican Institute of Architects CEO ResignsLondon’s Tube Fares Are Set to Rise by 4.6% Next YearThe Blue Whale Growth Fund, backed by billionaire Peter Hargreaves, cut i