Berkshire holds no Ameriprise shares: SEC filing

WASHINGTON (Reuters) - Berkshire Hathaway Inc (BRKa.N), billionaire Warren Buffett's investment company, no longer held any Ameriprise Financial Inc (AMP.N) stock as of March 31, according to a U.S. regulatory filing on Thursday.

Berkshire previously owned 661,742 Ameriprise shares, according to a filing with the U.S. Securities and Exchange Commission.

Berkshire increased stakes in the following at the end of the first quarter: Burlington Northern Santa Fe Corp (BNI.N); Ingersoll-Rand Co Ltd (IR.N); Kraft Foods Inc (KFT.N); U.S. Bancorp (USB.N); Wells Fargo & Co (WFC.N) and WellPoint Inc (WLP.N).

It lowered its holdings slightly in Iron Mountain Inc (IRM.N), according to a quarterly report.

(Reporting by John Poirier; editing by Jeffrey Benkoe)