That was hedge fund billionaire Bill Ackman back with his two cents on the regional banking system following the collapse of First Republic Bank and subsequent takeover by JPMorgan & Chase Co JPM earlier in the week. On Wednesday night, fellow regional lender PacWest Bancorp’s shares PACW plummeted after a report it was considering strategic options.
The Pershing Square Capital Management CEO said in a long tweet early Thursday that First Republic Bank would not have failed if the Federal Deposit Insurance Corporation temporarily…