Government auditors have again rapped the Securities and Exchange Commission on its regulatory knuckles, saying the agency should modernize its technology to improve its oversight of stock exchanges and other self-regulatory organizations.

The Government Accountability Office issued a report last month saying that even as SROs refer more inquiries to the SEC for possible investigation, flaws and shortcomings in the Commission’s IT system prevent it from tracking follow-up investigations and analyzing aggregate SRO data effectively.