Citicorp, NationsBank, and Credit Suisse rallied behind Union Pacific Corp.'s latest bid for Santa Fe Pacific Corp. with a new $3.7 billion loan that replaces a $2 billion loan issued just a month ago.

The stakes in the bidding war between Union Pacific and Burlington Northern for control of Santa Fe's valuable Chicago to Los Angeles lines continue to rise for both railroads and their banks.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.