HYBB is the first to target the highest-tiered in the junk bond niche. The fund will include corporate bonds rated BB+, BB- and the equivalent. The corporate issues can be US or Non-US but must be denominated in USD. The Underlying Index is market value weighted with a 2% cap per issuer, excess weights will be distributed among the remaining issuers on a pro rata basis. The securities in the Underlying Index are updated on the last calendar day of each month.