As of the latest published data (June 2021) there are $4.275 trillion in outstanding marketable Treasury bills (<1 year maturation) [1]. [1] https://www.treasu

As of the latest published data (June 2021) there are $4.275 trillion in outstanding marketable Treasury bills (<1 year maturation) [1]. [1] https://www.treasurydirect.gov/govt/reports/pd/mspd/2021/opdm062021.pdf https://www.treasurydirect.gov/govt/reports/pd/mspd/2021/opd...