A Pedestrian Passes A BNP Paribas SA Bank Branch

A Pedestrian Passes A BNP Paribas SA Bank Branch

Fabrice Dimier/Bloomberg

BNP Paribas SA, Dexia SA and Societe Generale SA, which between them hold 11.1 billion euros ($16 billion) of Greek government debt, are among banks that may have to write down their holdings after signing up to the Institute of International Finance’s rescue plan last week, which requires investors to take 21 percent losses on their holdings.