Mississippi Code Title 81. Banks and Financial Institutions § 81-5-39

Whenever any bank or trust company organized under the laws of this state or any national bank doing business in this state is acting as trustee, guardian, executor, administrator, or other fiduciary and has a nominee, whether an individual, a corporation or a partnership, in whose name stocks, bonds, debentures, or any other corporate securities in registered form, may be registered, it shall be lawful and any such fiduciary is hereby authorized to register any such securities in the name of such nominee without disclosure of the trust or other fiduciary relationship on the face of the instrument evidencing such securities or in the bond registry or on the books of the corporation issuing the same, provided that:

Whenever any such bank or trust company is acting jointly with others as trustee or executor of a trust or estate it shall be lawful by agreement with such other fiduciary to register the securities of such trust or estate in the name of such bank or trust company's nominee; and in the event two such banks or trust companies shall be acting as co-fiduciaries it shall be lawful to register the securities of the trust or estate in the name of the nominee of either fiduciary or by agreement to register a proportionate part thereof in the name of the nominee of each fiduciary.