“Bed Bath & Beyond filed for bankruptcy on April 23, 2023, and some analysts are blaming the billions of dollars the retailer spent on share buybacks as one of the reasons for its downfall. In total, the company has spent nearly US$12 billion buying back its own stock since 2005, including $1 billion in 2021 alone – cash that could have potentially helped stave off bankruptcy.” What are stock buybacks, which critics are blaming for hastening Bed Bath & Beyond’s bankruptcy? A finance professor explain.