General Motors Co. (NYSE: GM) is the quintessential American company. Founded in 1897, the Detroit-based automotive company has weathered its fair share of boom and bust economic cycles that represent a capitalist economy. The company designs, manufactures, markets and distributes new cars, trucks and vehicle parts globally. GM additionally offers consumers automotive financial services. As of August, 2017, the company employed 225,000 people and had a market capitalization of some $51 billion. Here are General Motors' four largest individual shareholders.

Mary Barra

Mary Barra is General Motors' CEO. She was appointed to the role in January 2014 when former CEO Daniel Akerson left the company. Barra, who is General Motors' first female CEO, was also elected chairman of the company’s board in January 2016. She is the largest individual shareholder, owning 652,611 shares as of June 7, 2017. Before leading the company, she held various internal leadership roles, commencing her career with General Motors in 1980. She is seen as a perfect fit to take the company forward and advise the company’s board with her extensive engineering background in global product development, one of General Motors most critical business areas. She has won a number of industry recognition awards, which include being named one of the 100 leading women in the North American auto industry. Barra’s total annual compensation in 2016 was $22.6 million. Barra holds a Bachelor of Science in Electrical Engineering and a Master of Business Administration (MBA).

Mark Reuss

Mark L. Reuss is an executive vice president and leads the design, engineering, safety, quality, research and development, advanced vehicle technology and program management of cars, trucks and crossovers globally. He joined the company as an intern in 1983, when he was studying at Vanderbilt University to be a mechanical engineer. He later got his MBA from Duke University. Reuss is the son of Lloyd E. Reuss who became the eighteenth president of GM in 1990. Reuss is the second largest shareholder as of June 30, 2017 with his 203,314 shares. 

Daniel Ammann

Daniel Ammann is the current president of General Motors and has been in the role since January 2014. As of September 2017, Ammann holds 145,953 shares, making him the third largest shareholder in the company Before his role as president, he was the company’s chief financial officer and executive vice president between 2011 and 2014. Ammann initially joined General Motors in 2010 as vice president of finance, and treasurer. He has experience in the financial industry, having held prominent roles with Morgan Stanley (NYSE: MS) in its industrial investment banking division. Ammann is an independent director of Hewlett Packard Enterprise Co. (NYSE: HPE), which provides information technology solutions. He holds a bachelor's degree in Management Studies in Economics and Finance from the University of Waikato.

Stephen Girsky

Stephen Girsky is currently the acting head of General Motors Europe AG. He has held this position since July 2012. Girsky has previously held other senior roles within the company, including a stint as vice chairman. He's the fourth-largest individual shareholder, with 103,026 shares. In 2016, Girsky was the president of independent advisory firm S.J. Girsky & Co. Additionally, he has advised the United Autoworkers Union on matters, and held research analyst roles with investment bank Morgan Stanley that focused on the automotive industry. He is an active supporter of philanthropic charities and nonprofit organizations, such as the United Jewish Appeal, Student/Sponsor Partnership and the Morgan Stanley Children's Hospital. He holds a Bachelor of Science in Mathematics and an MBA.

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