A short-seller who gained over $66,022 in December with a win ratio of 95% shares the 3 red flags that helped him evade short squeezes and led him to have one of his best months

• David Capablanca has a nine-part checklist that helps him decide which stocks to short. 
• In December, his strategy was about avoiding the stocks short-sellers were chasing.
• Three main data points determine whether he will absolutely avoid shorting a stock. 

David Capablanca took up an interest in stock trading in 2016 before he began to actively trade in 2020 when pandemic-era lockdowns drew many retail traders into the space.