This websites prior blog noted.
“If on 03/22/24 the SPX moves below the 03/21/24 low – it increases the chance that a very important top may have been made at the 03/21/24 high.”
On 03/22/24 the S&P 500 (SPX) did move below its 03/21/24 low. The 5 – minute SPX courtesy of Trading View shows what happened.

The move down was marginal. Typically, a fourth wave retraces about .236 or .382 of a third wave. On 03/22/24 the SPX stayed within the area of a presumed Minute wave “iv”. Its rare for fourth waves to retrace .618 of a third waves progress. An SPX move below 5,200 before making a new all-time high could be an important bearish signal.
If on 03/25/24 the SPX moves to a new all-time high it could be a significant top.
The daily SPX chart courtesy of Bigcharts.com illustrates a momentum indicator.

Both lines of the Slow Stochastic are intersecting in the overbought zone. A bearish cross of the lines could indicate the start of a significant SPX move down.
March 25, 2024 could be one of the most important trading days of the year.