NOTES

Title	Release Dates

Mortgage-backed securities held by the Federal Reserve: Maturing in 91 days to 1 year	2010-02-04	2019-08-20
Assets: Securities Held Outright: Mortgage-Backed Securities: Maturing in 91 Days to 1 Year: Wednesday Level	2019-08-21	2025-02-13

Source

Board of Governors of the Federal Reserve System (US)	2010-02-04	2025-02-13

Release

H.4.1 Factors Affecting Reserve Balances	2010-02-04	2025-02-13

Units

Millions of Dollars	2010-02-04	2019-08-20
Millions of U.S. Dollars	2019-08-21	2025-02-13

Frequency

Weekly, As of Wednesday	2010-02-04	2025-02-13

Seasonal Adjustment

Not Seasonally Adjusted	2010-02-04	2025-02-13

Notes

The current face value of mortgage-backed obligations held by Federal Reserve Banks. These securities are guaranteed by Fannie Mae, Freddie Mac, or Ginnie Mae.	2010-02-04	2025-02-13

RELEASE TABLES

H.4.1 Factors Affecting Reserve Balances