Observations

2026-09-09: 6,468,269

Updated: Sep 10, 2026 3:32 PM CDT

Units:

Millions of U.S. Dollars,

Not Seasonally Adjusted

Frequency:

Weekly,

As of Wednesday

Notes

Title	Release Dates

Factors Supplying Reserve Balances: Securities Held Outright	2011-07-07	2019-08-20
Assets: Securities Held Outright: Securities Held Outright: Wednesday Level	2019-08-21	2026-09-10

Source

Board of Governors of the Federal Reserve System (US)	2011-07-07	2026-09-10

Release

H.4.1 Factors Affecting Reserve Balances	2011-07-07	2026-09-10

Units

Millions of Dollars	2011-07-07	2019-08-20
Millions of U.S. Dollars	2019-08-21	2026-09-10

Frequency

Weekly, As of Wednesday	2011-07-07	2026-09-10

Seasonal Adjustment

Not Seasonally Adjusted	2011-07-07	2026-09-10

Notes

The amount of securities held by Federal Reserve Banks. This quantity is the cumulative result of permanent open market operations: outright purchases or sales of securities, conducted by the Federal Reserve. Section 14 of the Federal Reserve Act defines the securities that the Federal Reserve is authorized to buy and sell.	2011-07-07	2025-11-12
For questions on the data, please contact the data source (https://www.federalreserve.gov/apps/ContactUs/feedback.aspx?refurl=/releases/h41/%). For questions on FRED functionality, please contact us here (https://fred.stlouisfed.org/contactus/).	2025-11-13	2026-09-10

Release Tables

H.4.1 Factors Affecting Reserve Balances