The Treasury Department said Thursday it will auction $39 billion 91-day bills and $33 billion 182-day discount bills Monday.
The 91s settle July 6, and are due Oct. 5, and the 182s settle July 6, and are due Jan. 4, 2018.
Currently, there are $32.999 billion 91-days outstanding and $19.995 billion 182s.
The Treasury also said it will auction $40 billion of four-week discount bills Monday.
There are currently $67 billion of four-week bills outstanding.
The bills settle July 6 and are due Aug. 3.
Federal Reserve banks hold nothing in maturing bills in their own accounts.