BRIEF-Omega Advisors takes share stake in American Airlines, cuts share stake in Hess Corp
Aug 14 (Reuters) - Omega Advisors Inc
* Omega Advisors Inc takes share stake in American Airlines Group Inc of 178,400 shares - SEC filing
* Omega Advisors Inc takes share stake of 93,400 shares in Autodesk
* Omega Advisors Inc raises share stake in Gigamon Inc by 54.7 percent to 557,048 shares
* Omega Advisors Inc cuts share stake in Hess Corp by 15.5 percent to 983,800 shares
* Omega Advisors Inc - Change in holdings are as of June 30, 2017 and compared with the previous quarter ended as of March 31, 2017 Source text for quarter ended June 30, 2017: (bit.ly/2vxgIhn) Source text for quarter ended March 31, 2017 (bit.ly/2ri6tsb)