Clover Health

Clover Health was a Medicare Advantage health insurance startup that used AI (its 'Clover Assistant' platform) to provide data-driven insights to primary care physicians treating Medicare patients. Founded by Vivek Garipalli and Andrew Toy, the company went public in January 2021 via a SPAC merger with Chamath Palihapitiya's Social Capital Hedosophia Holdings III at an implied valuation of $3.7 billion. Chamath promoted the deal aggressively on social media, calling Clover 'one of the most important companies I've ever been involved with.' Within weeks, Hindenburg Research published a devastating short seller report alleging that Clover Health had failed to disclose a Department of Justice investigation into its business practices, had misled investors about its business model, and that its 'Clover Assistant' AI was far less impactful than claimed. The report alleged that Clover's medical loss ratio (the percentage of premiums spent on medical claims) was unsustainably high and that the company was growing by accepting riskier patients while underpricing coverage. Clover disputed the allegations but confirmed the DOJ investigation. The stock, which had spiked to over $28 during the meme stock frenzy of early 2021, collapsed below $1 by 2023. Throughout 2023-2024, Clover reported consistent net losses, shrank its Medicare Advantage footprint, and saw its market cap decline by over 95%. Chamath Palihapitiya, who had promoted the deal, stepped back from his SPAC portfolio, and Social Capital closed its SPAC operations. Clover Health continues to operate but at a fraction of its former scale, with investors having lost billions.