All three market averages posted gains greater than 2%, after the Fed cut the Federal Funds rate by 50 basis points.
The S&P500 led the other averages, increasing by 2.91%; NASDAQ gained 2.71% and the DJIA was up 2.51%.
The S&P500 has not gained 2.91% or more since March 2003; indeed, since 1950 only 64 trading days closed 2.91% higher with just 24 of these occurring since January 2000.
As for the NASDAQ, it recorded 149 closes greater than todays 2.71%, 106 of these coming after January 2000.
Since 1950, the DJIA posted only 125 gains in excess of 2.51%, with only 33 in this century.