BK unit nav to May 10 = approx: $20.35Spreadsheet now showing a gain of about 51 cents since the April 30 update. Last trade @ $10.90 means the premium is about 55 cents . Gain since April 30th is just a bit less than FTN ( 53cents) , and about 7 cents less than FFN ( 58 cents).
Much bigger % in US holdings in those 2 ..and BOTH trade @ a discount with a higher yield.