Wells Fargo & Co. swung to a fourth-quarter loss on a $5.6 billion credit reserve on slumping loan quality.

The company also reported that Wachovia, the struggling bank it bought Dec. 31 and didn't include in its bottom line, lost $11 billion in the period.

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.