Two businessman consult analyzing company financial cash flow result. Concept for teamwork business corporate meeting and economy fund.getty Volatility reminiscent of the meme stock phenomenon of 2021 recently grabbed headlines. Shares of department store Kohl’s (KSS) surged nearly 90% before plunging more than 25% – all within the same day on July 22. Opendoor (OPEN) surged from $1/share to $5/share and back down to $2/share, all within a week.With so much happening at once, it’s easy for investors to get ...