HONG KONG (Dow Jones)--HSBC Holdings PLC (HBC) said Friday it raised US$3.4 billion from selling a perpetual U.S. dollar bond to support its capital. The bank said the bond has a coupon rate of 8% and will be callable after five years. -By Aries Poon, Dow Jones Newswires; 852-2832-2332; [email protected] (END) Dow Jones Newswires June 18, 2010 05:53 ET (09:53 GMT)