Guo Tao Lu

Greiphyn Heights Asset Management LP (Greiphyn Heights) is an independent hedge fund management firm headquartered in Berkeley Heights, New Jersey. Greiphyn Heights was founded by Guotao Lu and provides asset management services to sophisticated individual and institutional clients.

Ariel Investments LLC (Ariel) is a SEC-registered investment advisor and fund management firm headquartered in Chicago, Illinois. The firm was founded by John W. Rogers, Jr. in 1983 and is a subsidiary of ACMI, Inc. Ariel provides investment management services to a variety of individual and institutional clients in the US. The firm also serves institutional separate account clients in Canada and offers certain separate account products to professional investors in Australia and Asia.

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).

Yahoo!, Inc. is a guide to digital information discovery, focused on informing, connecting, and entertaining users through its search, communications, and digital content products. It operates through the following geographical segments: Americas; Europe, Middle East, and Africa (EMEA); and Asia Pacific. The company was founded by Jerry Chih-Yuan Yang and David Filo in January 1994 and is headquartered in Sunnyvale, CA.

Weiss Multi-Strategy Advisers LLC is a SEC-registered investment adviser and hedge fund manager headquartered in New York City with an additional office in Hartford, Connecticut. They are a wholly-owned subsidiary of GWA LLC. The firm is an affiliate of George Weiss Associates, Inc. (GWAI), formerly a SEC and NASD registered broker/dealer which was founded by George A. Weiss in 1978. GWAI was reorganized in 2005 and Weiss Multi-Strategy Advisers LLC was formed as the investment advisory entity which would manage GWAI?s private investment funds, managed accounts and proprietary capital. Weiss Multi-Strategy Advisers provides discretionary investment advisory services to private investment funds, registered investment companies, separately managed accounts for institutional investors, charitable organizations and entities affiliated with the firm.