If we've topped, then the first order of business will be to retrace -- quickly -- the 5-wave move up from the April lows, followed by a bounce. If I have drawn the channel right, you can see how the close today tried but failed to regain it.
If 2484 SPX marked the end of C of 5, then we can revisit the Brexit lows this fall like so:
If we are looking for 5 complete waves up from the 1810 lows, and especially if the Fed rolls over at the September FOMC, then E-W suggests that we could indeed approach the 2600 level in a 5th wave up, as shown here with the heavy blue line.
|Bullish alt: Fed flake-out blow-off|