The Biden administration is lending a more cautious eye to private equity and other “alternative” investments such as hedge funds.

The U.S. Securities and Exchange Commission and U.S. Department of Labor have taken steps in recent weeks to boost transparency for investors and rein in the pool of retirement savers who can buy private equity.

Private equity refers to investment in an entity that isn’t publicly traded (unlike stock in companies such as Apple and Microsoft, which is available on a public exchange).

Read more: CNBC