Shares of Changyou.com (NASDAQ: CYOU) are lower on the session by 4.74%, currently trading at $39.00. The stock has been moving largely lower over the past three months and is currently trading below the 50-day moving average.

Options traders are focusing on puts today. A short while ago the October 2011 $34.00 put traded 1,000 times on open interest of 31 contracts.

Put volume is dominating call volume 58 to 1.

Changyou.com Limited is online game developer and operator in the People's Republic of China. The company is engaged in the development, operation and licensing of its massively multiplayer online role playing games, which are interactive online games.

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Read more: http://www.benzinga.com/options/11/09/1897053/notable-put-options-activity-in-changyou-com#ixzz1Wr0Kdzpa