How risky are Sbloc loans?

Alden State Bank 11 BANK OF SF 5 Bank of Star Valley 7 BMO Bank National Association 19 DL EVANS Bank 19 First National Bank of Commerce 1 First National Bank of Elmer 1 First National Bank of Henning 1 First National Bank of River Falls 2 FORCHT Bank National Association 9 Home Savings Bank 3 Lakeside Bank of Salina 4 Lee Bank & Trust 2 Missouri Bank 12 PARKWAY B&TC 4 Premier Bank of the South 4 Senath State Bank 6 SmartBiz Bank, National Association 7 UBANK 18 Washita State Bank 4