In a new filing with the U.S. Securities and Exchange Commission, Ken Griffin’s Citadel Investment Group has disclosed a 9.3% passive stake in Jaguar Mining Inc. (TSE:JAG).  The filing revealed that the fund currently holds 10.31 million common shares of Jaguar Mining Inc. (TSE:JAG).

Ken Griffin

Jaguar Mining Inc. (TSE:JAG) is a gold producer in Brazil. The company operates in a prolific greenstone belt in the state of Minas Gerais, and also owns or controls mineral resources in a land base of approximately 210,000 hectares in Brazil, including the Gurupi Project in the northern state of Maranhão.

At the end of last month, Jaguar Mining Inc. (TSE:JAG) announced that its common shares have been accepted for listing by the TSX Venture Exchange (TSX-V) through its streamlined listing procedures. The common shares were delisted from the Toronto Stock Exchange (TSX) on April 30, 2014, according to a news release.

Ken Griffin is a self-made billionaire and his Citadel Investment Group is one of the largest funds in the world. Ken Griffin founded Citadel Investment Group in November 1990. It had $4.2 million in assets under management. As of the end of 2013, the fund had grown to $16 billion in assets under management.

During the month of April, Ken Griffin and his fund raised their stakes in Athlon Energy Inc (NYSE:ATHL), Five Below Inc (NASDAQ:FIVE) and William Lyon Homes (NYSE:WLH). According to some filings with the SEC, Citadel Investment Group boosted its stake in Athlon Energy Inc (NYSE:ATHL) to around 3.48 million shares from 1.19 million held as at the end of last year. The fund increased its position in Five Below Inc (NASDAQ:FIVE) to 3.18 million shares from around 778,800 shares.

Further, the fund significantly raised its exposure to William Lyon Homes (NYSE:WLH) to over 1.40 million class A shares, compared to 905,500 shares held previously.

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