Burlington Northern Santa Fe
rose 4% Wednesday after Warren Buffett's investment vehicle,
, disclosed that it has boosted its stake in the railroad operator.
Berkshire said in a
Securities and Exchange Commission
filing that it recently purchased 1.62 million shares of Burlington Northern, giving it total ownership of about 40.6 million shares. That represents about an 11.5% stake in the company.
Shares of Burlington Northern recently were up $3.10 to $84.35.
Fellow railroad operator stocks also were climbing on the news.
was up $1.90, or 4.1%, to $48.28;
was adding $1.33, or 2.7%, to $51.47; and
was rising $2.88, or 2.5%, to $119.75.