Exchange Act Rule 13f-1 requires every institutional investment adviser that exercises investment discretion over accounts holding “Section 13(f) securities” with an aggregate fair market value on the last trading day of any month of any calendar year of at least $100 million to file Form 13F within 45 days after the last day of such calendar year and within 45 days after the last day of each of the first three calendar quarters of the subsequent calendar year. The list of Section 13(f) securities is available at sec.gov.