The table shows the bank prime loan rate for each business day the Federal Reserve's latest H.15 release lists, newest first, with the effective federal funds rate for the same days.
What the prime rate is
The H.15 release defines the bank prime loan rate as the rate posted by a majority of the top 25 insured U.S.-chartered commercial banks, ranked by assets in domestic offices. It says prime is one of several base rates that banks use to price short-term business loans.
Why the federal funds rate is beside it
The effective federal funds rate comes from the same release and is shown so a reader can compare the two on the same days. What is the federal funds rate right now? gives the Fed's target range.
When it updates
The Fed posts the H.15 release Monday through Friday at 4:15 p.m., except on holidays. This page reads it every few hours and updates at the same address.
This page reports published rates and is not financial advice.