(2) This section shall apply to any fiduciary holding securities in a fiduciary capacity, and to any financial institution or trust company holding securities as a custodian, managing agent or custodian for a fiduciary, acting on October 5, 1973, or who thereafter may act regardless of the date of the agreement, instrument or court order by which it is appointed and regardless of whether or not the fiduciary, custodian, managing agent or custodian for a fiduciary owns capital stock of the clearing corporation. [1973 c.365 §§1,2; 1985 c.676 §59; 1985 c.762 §177; 1997 c.631 §414]