The U.S. Securities and Exchange Commission announced that Chief Operating Officer (COO) Ken Johnson will retire from the agency in December 2025, ending a tenure in the role that began in December 2017. As COO, Johnson oversaw the SEC’s operational and administrative functions, including the Office of Human Resources, Office of Acquisitions, Office of Financial Management, Office of Information Technology, the EDGAR Business Office, the Office of the Chief Data Officer, and the Office of Support Operations covering Freedom of Information Act, records management, and facilities management. The release also noted his prior service as the SEC’s chief financial officer from 2010 to 2017 and earlier roles as a management analyst and chief management analyst from 2003 to 2010, after joining the SEC in 2003 from the Congressional Budget Office. The SEC did not name a successor or provide additional transition details.