With SpaceX trading around $2 trillion, Anthropic raising at a $965 billion post-money valuation, and OpenAI is expected to follow, we’re in for a hot IPO summer. Add in a steady stream of smaller offerings—from Jersey Mike’s to Bending Spoons—and wealth advisors are bracing for a fairly compressed window in which employees who joined these companies on modest salaries are about to become extremely, suddenly rich. While Fortune is looking to coi…