Next week , John S. Reed , the former Citicorp chief executive who Sunday became interim chairman and chief executive of the exchange , will take up his position .
Next week , John S. Reed , the former Citicorp chief executive who Sunday became interim chairman and chief executive of the exchange , will take up his position .
He was referring to John S. Reed , the former Citicorp chief executive who became interim chairman and chief executive of the exchange last Sunday .