He Built a $10 Billion Investment Firm. It Fell Apart in Days.Banks were eager to do business with Bill Hwang and his Archegos Capital Management — until he ran out of money.#Bill Hwang#Archegos Capital Management#hedge funds#finance#ViacomCBS#Kate Kelly#Matthew Goldstein#Matt Phillips#ny times#derivatives#Andrew Ross Sorkin#Securities and Exchange Commission#Las Vegas#UCLA#Los Angeles#Promise International Fellowship#Flushing#Queens#Curious Beginnings#Carnegie Mellon University#MBA#Tiger Management#South Korea#Japan#China#Grace and Mercy Foundation#Christianity#Fundstrat Global Advisors#John Bai#JPMorgan Chase#Goldman Sachs#Credit Suisse#Morgan Stanley#Discovery#RLX Technologies#GSX Techedu#credit swapsHe Built a $10 Billion Investment Firm. It Fell Apart in Days.