Law360 data shows shareholder suits are leading a broad rise in class action filings across US courts

Law360 has published analysis showing that shareholder suits are at the forefront of a broader increase in class action filings in US courts. Class actions are lawsuits in which one or more claimants sue on behalf of a larger group of people with similar claims, typically aggregating individual claims that would be uneconomical to pursue separately. The data indicates that securities class actions, in which shareholders allege that a company or its directors made misleading statements that affected the share price, are the leading category by volume in the current wave of filings. The trend reflects a combination of factors: heightened market volatility creating share price events that trigger securities fraud allegations, increased use of litigation funding (third-party investors who finance claims in exchange for a share of any recovery), and an active plaintiffs' bar. While the data is US-centred, the implications for English-law practice are real: UK-listed companies with American depositary receipts (ADRs) or US-registered securities face exposure to US class action risk, and directors of dual-listed companies must navigate disclosure obligations under both UK and US regimes simultaneously.