With fewer loans to buy and more expensive debt with which to buy them, the growth of Freddie Mac's mortgage portfolio slowed dramatically in the third quarter from the pace in the first half.

Net interest income - the single biggest contributor to the agency's bottom line - fell 2.5% from the second-quarter level.

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.