Key PointsSpaceX stock has fallen more than 51% from its highs, roughly in line with the poor performance of two other recent IPOs.Recent IPO nuclear stocks X-Energy and Standard Nuclear have fallen 54% and 45%, respectively, from all-time highs.All of these stocks are speculative and likely overpriced, but one seems less overpriced than the others.10 stocks we like better than Space Exploration Technologies › It's been nearly two months since E…