ACMR vs BXMX Comparison

ACM Research Inc is a United-based company. It is engaged in developing, manufacturing, and selling single-wafer wet cleaning equipment, which is used by semiconductor manufacturers in numerous manufacturing steps to remove particles, contaminants, and other random defects to improve product yield, in fabricating integrated circuits, or chips. The company offers space alternated phase shift which employs alternating phases of megasonic waves to deliver megasonic energy to flat and patterned wafer surfaces on a microscopic level; and Timely Energized Bubble Oscillation technology which provides effective, damage-free cleaning for both conventional two and three-dimensional patterned wafers at process nodes.

Nuveen S&P 500 Buy-Write Income Fund is a diversified closed-ended management investment company based in the United States. Its investment objective is to seek attractive total returns with less volatility. The fund invests its managed assets in a diversified equity portfolio that seeks to substantially replicate price movements of the S&P 500 Index. It also uses an index options strategy of writing (selling) index call options in seeking to moderate the volatility of returns relative to an all-equity portfolio. Its revenue is generated mainly from interest and dividend income.