Yeah, I'm not an expert here, but I believe it might be the reporting rules. This is the law that governs it, though it delegates a lot to the SEC and the parti

Yeah, I'm not an expert here, but I believe it might be the reporting rules. This is the law that governs it, though it delegates a lot to the SEC and the particular requirements could be in the rules that the SEC puts out itself https://www.sec.gov/about/about-securities-laws#secexact1934 https://www.sec.gov/about/about-securities-laws#secexact1934