Wealth management giant UBS is pitching more 'blank-check' companies to rich clients and family offices — and upping retail allocations for SPAC IPOs to as much as 20%

· UBS is pitching special purpose acquisition companies — so-called blank-check companies — to its massive wealth-management network. 
· Jeff Mortara, head of ECM origination at UBS, told Business Insider that SPACs offer a good counter-balance to the long-term, illiquid alternative investments high-net-worth clients and...