Law360 (July 30, 2021, 12:24 PM EDT) — Following a year of extreme market volatility and unprecedented challenges arising out of the global pandemic, the U.S. Securities and Exchange Commission has itself undergone major personnel changes with the appointment of Gary Gensler as the agency’s new chair on April 17 and, more recently, Gurbir Grewal who took the helm as the new director of enforcement on July 26.Grewal’s record of public service as a former federal prosecutor and, most recently, as New Jersey’s attorney general provides some insight into his likely priorities, while also underscoring the outsize impact that Gensler’s own vision for the agency will likely have…