UPDATE 1-Greek National Bank's board approves sale of insurance unit to Calamos-EXIN
June 27, 2017 at 10:53 AM EDT
ATHENS, June 27 (Reuters) - The board of Greece's National Bank (NBG) approved the sale of a majority stake in the group's wholly-owned insurance subsidiary to American-Dutch consortium Calamos-EXIN, a banker close to the deal told Reuters on Tuesday.
