Stock price when the opinion was issued
Basically the NASDAQ 100. Acts as a benchmark for a lot of people like himself. Extremely liquid. Trade, rather than invest. Top was around $550, and he thinks it will probably take out those highs before the end of the year.
Based on the look of the chart, he'd write calls against it with a strike of around $530-540. This way, you collect some premiums. If you don't want to get taken out, just keep rolling the strike price up.
AMZN-Q vs. QQQ-Q. You can buy very few AMZN-Q shares if you want. There are huge earnings coming in from the technology sector and they report next week. The QQQ-Q’s seasonality reaches its peak on July 17th (today). These stocks are overbought right now. The stocks are starting to struggle. We have already seen the peak in QQQ-Q.