According to GuruFocus Insider Data, these are the largest CEO sales during the past week: Splunk Inc, eBay Inc, Skyworks Solutions Inc, and VIVUS Inc. Splunk Inc (SPLK): President, CEO & Chairman Godfrey Sullivan sold 500,000 Shares

President, CEO & Chairman of Splunk Inc (SPLK) Godfrey Sullivan sold 500,000 shares on 07/25/2012 at an average price of $27.26. Splunk Inc. provides a software platform, which collects and indexes data and enables users to search, correlate, analyze, monitor and report on this data, all in real time. Splunk Inc has a market cap of $2.73 billion; its shares were traded at around $29.27 .

Total revenue was $37.2 million and net loss of $20.5 million for Splunk Inc’s fiscal first quarter 2013 financial results.

President, CEO & Chairman Godfrey Sullivan sold 500,000 shares of SPLK stock on 07/25/2012 at the average price of 27.26. SVP & CFO David F Conte sold 110,000 shares of SPLK stock on 07/25/2012 at the average price of 27.26. Chief Technology Officer Erik M Swan and SVP, General Counsel & Sec. Leonard R Stein sold 761,472 shares of SPLK stock on July 25, 2012.

eBay Inc (EBAY): President and CEO John J Donahoe sold 162,500 Shares

President and CEO of eBay Inc (EBAY) John J Donahoe sold 162,500 shares on 07/23/2012 at an average price of $43.31. eBay is one of the world's largest online trading communities. Ebay Inc has a market cap of $57.93 billion; its shares were traded at around $45.2 with a P/E ratio of 22.8 and P/S ratio of 5. Ebay Inc had an annual average earnings growth of 24.8% over the past 10 years. GuruFocus rated Ebay Inc the business predictability rank of 2.5-star.

eBay Inc. announced their 2012 second quarter results. The Company reported net income of $692 million and revenue of $3.4 billion.

President and CEO John J Donahoe sold 162,500 shares of EBAY stock on 07/23/2012 at the average price of 43.31. SVP, Finance & CFO Robert Holmes Swan sold 225,000 shares of EBAY stock on 07/23/2012 at the average price of 43.28. SVP, Corporate Communications Alan Lee Marks, Director Thomas J Tierney, and SVP, Legal Affairs, GC & Sec Michael R Jacobson sold 73,750 shares of EBAY stock in May, June, and July.

Skyworks Solutions Inc (SWKS): President and CEO David J Aldrich sold 127,336 Shares

President and CEO of Skyworks Solutions Inc (SWKS) David J Aldrich sold 127,336 shares on 07/20/2012 at an average price of $28.56. Skyworks Solutions, Inc. is the industry's wireless semiconductor company focused on radio frequency (RF) and complete semiconductor system solutions for mobile communications applications. Skyworks Solutions Inc has a market cap of $5.42 billion; its shares were traded at around $28.09 with a P/E ratio of 18.6 and P/S ratio of 3.8.

Skyworks Solutions Inc. reported net income of $34.03 million and revenue of $364.7 million for their 2012 second quarter financial results.

President and CEO David J Aldrich sold 397,336 shares of SWKS stock in March, May, June, and July. V. P., CFO Donald W Palette sold 111,061 shares of SWKS stock in February, June, and July. Sr.VP- Worldwide Operations Bruce J Freyman, VP, Human Resources George Levan, EVP & GM, Front-End Solutions Gregory L Waters, and Director Moiz Beguwala sold 241,906 shares of SWKS stock in June and July.

VIVUS, Inc. (VVUS): CEO Leland F Wilson sold 100,000 Shares

CEO of VIVUS, Inc. (VVUS) Leland F Wilson sold 100,000 shares on 07/18/2012 at an average price of $30.36. VIVUS is a biopharmaceutical company developing innovative, next-generation therapies to address unmet needs in obesity, diabetes and sexual health. Vivus, Inc. has a market cap of $2.41 billion; its shares were traded at around $22.34 with and P/S ratio of 48.1.

VIVUS Inc reported their 2012 first quarter financial results. The Company reported net loss of $ 18.8 million.

CEO Leland F Wilson sold 400,000 shares of VVUS stock in Fenruary, June, and July. SVP, Finance and CFO Timothy E Morris sold 354,358 shares of VVUS stock in February and July. Chief Commercial Officer Michael Patrick Miller, VP, Operations and General Mgr Guy P Marsh, VP, Clinical Research Wesley Day, President Peter Y Tam, and VP, General Counsel John L Slebir sold 112,991 shares of VVUS stock on July 18, 2012.

For the complete list of stocks that bought by their CEOs, go to: Insider Buys.

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