Market concentration is scary and it's all around AI, says AB's Jim Tierney
CNBC Televisionยท2025-08-12 18:31
Jim Tierney is CIO of US Concentrated Growth at Alliance Bernsteeen. Jim, good to have you on the set. >> Thanks for having me.>> 15% two stocks. Does that worry you. >> It certainly does.When we think about portfolio construction, we want to make sure that we have a diversified portfolio with the top two or the top 10, which are both at all-time records. Uh the concentration is scary and it's all around AI. That said, those are the companies that have the earnings growth and you came out of second quarter ...