institutional investment manager
(6) (A) For purposes of this subsection the term “institutional investment manager” includes any person, other than a natural person, investing in or buying and selling securities for its own account, and any person exercising investment discretion with respect to the account of any other person. (B) The Commission shall adopt such rules as it deems necessary or appropriate to prevent duplicative reporting pursuant to this subsection by two or more institutional investment managers exercising investment discretion with respect to the same amount.