Private companies lack data transparency, say regulators and vendors

Investors held back over issues around data quality and availability

Trading stock in privately held companies not yet listed on exchanges has exploded, creating new marketplaces and datasets offering trading access and insight into the value and behaviour of private stocks. But regulators and new vendors are calling for greater transparency into these markets.

Leading the charge is the US Securities and Exchange Commission (SEC). Last year, commissioner Allison Herren Lee gave a speech calling for greater transparency to address the “explosive growth of private