A $1 billion line of credit might be small potatoes by GSE standards, but it’s likely to elicit whistles among private lenders.

The supply of Freddie Mac single-family mortgage servicing rights grew at more than twice the rate of increase in Fannie Mae product during 2018, according to a new Inside the GSEs analysis and ranking. [Includes two data charts.]

At 21 days, the current government shutdown ties for the longest on record, and its impact on the GSEs and housing finance remains fluid.

The country’s fourth-largest subservicer, Mr. Cooper, will purchase IBM’s mortgage servicing subsidiary Seterus. The deal, expected to close in the first quarter of 2019, will give Mr. Cooper servicing rights to $24 billion in GSE mortgages as well as subservicing contracts for another $24 billion in loans. In addition, Mr. Cooper will acquire Seterus’ mortgage servicing platform.