On October 10, 2023, the SEC adopted amendments to the rules governing beneficial ownership reporting under Sections 13(d) and 13(g) of the Exchange Act, shortening the filing deadlines.

• For Schedule 13D, the amendments shorten the initial filing deadline from 10 days to five business days and require that amendments be filed within two business days.
• For Qualified Institutional Investors and Exempt Investors required to file Schedule 13G, the amendments shorten the initial filing deadline to 45 days after the end of the calendar quarter in which the investor beneficially owns more than 5% of the covered class of equity securities, Passive Investors filing Schedule 13G must complete the filing within five business days.

All Schedule 13G filers must file an amendment within 45 days after the calendar quarter in which a material change occurred.

Read more here.