Exhibit 99.11 TRANSATLANTIC HOLDINGS, INC. XXXXXX SHARES OF COMMON STOCK UNDERWRITING AGREEMENTUnderwriting Agreement • March 10th, 2010 • American International Group Inc • Fire, marine & casualty insurance • New York
Contract Type FiledMarch 10th, 2010 Company Industry Jurisdiction
ARTICLE IStock Offering Agreement • March 10th, 2010 • American International Group Inc • Fire, marine & casualty insurance
Contract Type FiledMarch 10th, 2010 Company Industry