Recently, various executives have taken part in insider selling activity for the stocks of Tesla Motors Inc (NASDAQ:TSLA), Facebook Inc (NASDAQ:FB), Twitter Inc (NYSE:TWTR), and Avago Technologies Ltd (NASDAQ:AVGO).

Tesla Motors Inc

Director Kimbal Musk unloaded 6,800 Tesla Motors shares (4.27% of total stake), valued at $1,796,855, in four transactions dated August 3. The shares were sold via automatic sale program. Musk now holds 152,324 of the company’s shares that are valued at $38,010,931.

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Facebook Inc

Vice President and General Counsel Colin Stretch sold 1,000 Facebook shares (1.31% of total stake), valued at $93,810, in a transaction date august 4. The shares were sold via automatic sale program. Stretch now holds 75,512 of the company’s shares that are valued at $7,338,256. According to TipRanks, Stretch has an average return of 27.6% and a 100% success rate. Stretch is ranked #4820 out of 33589 corporate insiders.

Chief Product Officer Christopher K. Cox disposed of 15,500 shares, valued at $1,449,715, on August 3. The shares were sold via automatic sale program. Cox now holds directly and indirectly 689,495 of the company’s shares that are valued at $64,488,467.

Finally, Chief Technology Officer Michael Todd Schroepfer unloaded 100,000 shares (14.80% of total stake), valued at $9,441,125, in two transactions dated August 3. The shares were old via automatic sale program. Schroepfer now holds 575,477 of the company’s shares that are valued at $55,924,855.

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Twitter Inc

Senior Vice President of Engineering Alexander Roetter sold 13,950 Twitter shares (1.49% of total stake), valued at $414,762, in two transaction dated August 3. The shares were sold via automatic sale program. Roetter now holds 921,988 of the company’s shares that are valued at $26,184,459. According to TipRanks, Alexander Roetter has an average return of 26% and a 83.3% success rate. Roetter is ranked #3153 out of 33589 corporate insiders.

Senior Vice President of Product Kevin Weil unloaded 18,623 shares (1.83% of total stake), valued at $553,733, in two transactions dated August 3. The shares were sold via automatic sale program. Weil now holds 1,000,851 of the company’s shares that are valued at $28,424,168.

Finally, General Counsel Vijaya Gadde disposed of 11,720 Twitter Inc shares (1.66% of total stake), valued at $348,501, in two transactions dated August 3. The shares were sold via automatic sale program. Gadde now holds 695,035 of the company’s shares that are valued at $19,738,994.

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Avago Technologies

President and CEO Hock Tan unloaded 105,729 Avago Technologies shares (40.36% of total stake), valued at $13,253,104, on August 4. The shares were sold via automatic sale program. Tan now holds 156,256 of the company’s shares that are valued at $19,538,250.

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