The thing you're missing is, the evidence doesn't have to meet your standards. It just has to be better than the nothing which you've put forward in the opposite. And it is! Pretty much anything beats nothing.
So now, the onus is on you to convincingly back up the allegations you're making regarding sales of nvidia stock, and you haven't. If you have some sort of evidence that Nancy made the trade alleged, and is delaying reporting, whether allowed or not, please share it.
The evidence is, however, looking like JH's fellow philanderer donald knew, and kept it under wraps, probably insider trading for personal gain.
I already proved that by pointing you to the numbers in your own link, that show that Nacy Pelosi is up 934% in her stock market trades since 2014, beating the S&P 500 by more than 600% in the same period.