RBBN vs MYI Comparison

Ribbon Communications Inc provides network solutions to service providers and enterprises. The company enables service providers and enterprises to modernize their communications networks and provide secure real-time communications solutions to their customers and employees. The company has two separate lines of business; the Cloud and Edge segment, and the IP Optical Networks segment. The majority of the revenue for the company is generated from its Cloud and Edge segment that provides secure and reliable software and hardware products, solutions, and services for VoIP communications, Voice Over LTE among others to service providers and enterprise customers. The company generates majority of its revenue from United States.

BLACKROCK MUNIYIELD QUALITY FUND III, INC. is an investment management company. Its investment objective is to provide shareholders with a high level of current income exempt from U.S. federal income taxes, as is consistent with its investment policies and prudent investment management. The fund invests a majority of its assets in municipal obligations exempt from U.S. federal income taxes (except that the interest may be subject to the U.S. federal alternative minimum tax). Under normal market conditions, the fund invests mainly in long-term municipal obligations that are investment-grade quality or are considered by the adviser to be of comparable quality at the time of investment. It can also invest directly in such securities or synthetically through the use of derivatives.