Conn. Gen. Stat. § 42a-8-303
Protected purchaser.
(1) Gives value;
(2) Does not have notice of any adverse claim to the security; and
(3) Obtains control of the certificated or uncertificated security.
(b) In addition to acquiring the rights of a purchaser, a protected purchaser also acquires its interest in the security free of any adverse claim.
See Sec. 42a-8-102(a)(3) for successor provisions to Sec. 42a-8-303, revised to 1997, re definition of “broker”.