The Supreme Court has declared that presidents are above criminal law when they act in their official capacity, with fairly vague and very broad limits to that capacity. Trump has accordingly moved to vacate his convictions for doctoring business records with the intent to cover up felonies, something he did while president:

https://www.nytimes.com/2024/07/01/nyregion/trump-sentence-hush-money.html

Will he succeed?

This market will resolve when he either succeeds or fails with no further appeals. (Closing time may therefore be extended.)