CCOI vs MUC Comparison

Cogent carries over one-fifth of the world's internet traffic on its network, providing high-capacity services to businesses. Cogent's corporate customers are in high-rise office buildings, where the firm provides two types of connections: dedicated internet access, which connects them to the internet, and virtual private networking, which offers an internal network for employees in different locations. Cogent's corporate customers are exclusively in North America and account for nearly half of the firm's revenue. Cogent's netcentric customers include internet service providers and content providers, to which Cogent provides internet transit. They hand traffic to Cogent in data centers and rely on Cogent to deliver it. About half of netcentric revenue is from outside the US.

BlackRock MuniHoldings California Quality Fund Inc is a diversified, closed-end management investment company. Its investment objective is to provide shareholders with current income exempt from U.S. federal income taxes and California personal income taxes. The fund mainly invests 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) and California personal income taxes. Under normal market conditions, it invests a majority of its managed assets in investment-grade municipal obligations with remaining maturities of one year or more at the time of investment. It can also invest in below investment-grade securities, or directly in such securities or synthetically through the use of derivatives.