ISS Securities Class Action Services monitors event-driven litigation as a new and noteworthy driver of securities class action growth. While the nature of securities class actions for many decades had rested on traditional accounting-based allegations, the focus began to shift starting around 2018 when the opioid crisis and #MeToo movement took center stage. Now, new filings are occurring based upon the fallout from the Covid-19 pandemic and its impact on certain economic industries, such as cruise lines and pharmaceutical companies.​