here is the whole paragraph from last years 10q but there is an earlier filing that fierce biotech aug 03 last year did an article on and referred to a sec filing of the matter july 30,2021.
"The Company has received subpoenas from the United States Securities and Exchange Commission (“SEC”) and the United States Department of Justice (“DOJ”) requesting documents and information concerning, among other matters, leronlimab, the Company’s public statements regarding the use of leronlimab as a potential treatment for COVID-19, HIV, and triple-negative breast cancer, related communications with the FDA, investors, and others, litigation involving former employees, the Company’s retention of investor relations consultants, and trading in the Company’s securities. Certain Company executives have received subpoenas concerning similar issues and may be interviewed by the DOJ or SEC in the future. The SEC informed the Company that its inquiry should not be construed as an indication that any violations of law have occurred or that the SEC has any negative opinion of any person, entity or security."