STAA vs MUC Comparison

Staar Surgical Co is a manufacturer of lenses. It designs, develops, manufactures, and sells implantable lenses for the eye and delivery systems used to deliver the lenses into the eye. The company offers two types of products: Implantable Collamer lenses (ICL), which are used in refractive surgery. The company generates almost all of its revenue from the sale of its ICL products. Geographically, the company generates key revenue from Foreign sales.

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.