Ningning Tang

Sit Investment Associates, Inc. (Sit Investment) is a privately-owned, SEC-registered investment advisor headquartered in Minneapolis, Minnesota. The firm was founded by Eugene Sit in 1981. Sit Investment manages client assets on a discretionary basis for several types of clients, which includes public and private institutional investors, pension funds, Taft-Hartley plans, charitable institutions, foundations, endowments, corporations, insurance companies, municipalities, registered investment companies, private investment companies, collective investment trusts and high-net-worth individuals.

Craig-Hallum Capital Group LLC (Craig-Hallum) is an employee-owned, idea-driven research, trading and investment banking firm headquartered in Minneapolis, Minnesota. The firm was founded by Bradley Baker and Kevin Harris in 1997. Craig-Hallum provides research, institutional sales and trading and investment banking services to institutional investors and growth companies.