Glancy Prongay & Murray LLP ("GPM") announces an investigation on behalf of Exxon Mobile Corporation ("Exxon" or the "Company") (NYSE: XOM) investors concerning the Company and its officers potential violation of federal securities laws. On October 28, 2016, Exxon announced that the Company may write down almost 20% of its oil and gas assets. These assets include, among other things, 3.6 billion barrels of oil and sand reserves and 1 billion barrels of additional North American reserves the Company accounted for incorrectly in light of the sharp decline in oil prices. On this news, Exxon's share price fell nearly 3%, to close at $84.78 on October 28, 2016. If you purchased Exxon securities, have information or would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Lesley Portnoy, Esquire, of GPM, 1925 Century Park East, Suite 2100, Los Angeles, California 90067 at 310-201-9150, Toll-Free at 888-773-9224, by email to firstname.lastname@example.org, or visit our website at http://www.glancylaw.com. If you inquire by email please include your mailing address, telephone number and number of shares purchased. This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.