Shu-Yang Tan

UBS Asset Management (Americas) LLC (UBS AM) is a SEC-registered investment advisor headquartered in New York City. The firm was founded in 2000 as UBS Global Asset Management (Americas), Inc. They are a wholly owned subsidiary of UBS Americas, Inc., ultimately owned by UBS Group AG (SIX: UBSG; NYSE: UBS) in Switzerland. UBS AM provides investment products and services to corporate and public pension plans, financial institutions and advisors, central banks, charities, foundations and individual investors around the world.

Managed High Yield Fund Inc. is a diversified, closed-end management investment company. The Fund's investment objective is to seek high current income. Managed High Yield Fund was founded on April 24, 1998 and is headquartered in New York, NY.

MacKay Shields LLC is a registered investment advisor headquartered in New York City. The original predecessor to the firm, MacKay-Shields Economics, was founded in 1938 as an economic consulting firm and it became MacKay Shields Financial Corp. (MSFC) in 1969. In 1984, MSFC was purchased by New York Life Insurance Co. (NYLIC). NYLIC established New York Life Investment Management Holdings LLC (NYLIM Holdings) in 1999 and transferred ownership of MSFC to NYLIM Holdings. In 1999, MSFC was converted to MacKay Shields LLC. The ownership, control and management of MacKay Shields did not change as a result of this conversion. The firm is wholly owned by NYLIM Holdings, which is wholly-owned by NYLIC. MacKay Shields provides discretionary investment management services primarily to institutional clients. The firm is a signatory of the United Nation Principles for Responsible Investment (UNPRI).