Mass. Gen. Laws ch. 106, § 8-502: Assertion of Adverse Claim Against Entitlement Holder

Section 8–502. An action based on an adverse claim to a financial asset, whether framed in conversion, replevin, constructive trust, equitable lien, or other theory, may not be asserted against a person who acquires a security entitlement under section 8–501 for value and without notice of the adverse claim.