A group led by John Kluge, head...

A group led by John Kluge, head of Metromedia, said it raised its stake in Orion Pictures to 26.7%, up from 25.5% reported earlier this week . . . Investment Company Institute reported that the assets of the nation’s 418 money market mutual funds rose by $2.76 billion, to a record $278.03 billion in the week ended Feb. 11.