I'm in mostly bios and new techs. I look for undervalued, oversold, low cost, high risk/reward stocks to invest in. More investor than trader, more bull than bear. My rules: do your own DD, don't chase, don't buy on the opening bell.
Developed a program that calculates the short and dark pool volume for appx. 20k stocks, every day on the day it occurs, complete with data, charts @ alert system on unusual / high or low short activity. Searchable by ticker, leveling the field!