Recently, various executives have taken part in insider selling activity for the stocks of Tesla Motors Inc  (NASDAQ:TSLA), Amazon.com, Inc. (NASDAQ:AMZN), Pandora Media Inc (NYSE:P), and XOMA Corp, (NASDAQ:XOMA).

Tesla Motors Inc

Chief Technical Officer Jeffrey Straubel unloaded 10,000 Tesla Motors shares (6.90% of total stake), valued at $2,440,661, in multiple transactions dated August 14. The shares were sold via automatic sale program. Straubel now holds 134,902 of the company’s shares that are valued at $35,119,038.

According to TipRanks.com, which measures corporate insiders’ success based on their transactions, Jeffrey Straubel has an average return of 85.5% and a 50.0% success rate. Straubel is ranked #1523 out of 33566 corporate insiders.

Click Here to see the performance of Tesla Motors insiders.

Amazon.com, Inc.

Senior Vice President Jeffrey Blackburn unloaded 6,133 Amazon shares (6.55% of total stake), valued at $3,248,687, in five transaction dated August 17. The shares were sold via automatic sale program. Blackburn now holds 87,556 of the company’s shares that are valued at $46,732,139.

Director Thomas Ryder sold 4,000 shares (12.59% of total stake), valued at $2,137,054, on August 17. The shares were sold via automatic sale program. Ryder now holds 27,783 of the company’s shares that are valued at $14,828,898.

Senior Vice President Jeffrey Wilke unloaded 5,908 shares (5.45% of total stake), valued at $3,156,319, in multiple transactions dated August 17. The shares were sold via automatic sale program. Wilke now holds 56,342 of the company’s shares that are valued at $30,071,979.

Vice President Shelley Reynolds disposed of 720 shares (10.52% of total stake), valued at $381,751, on August 17. The shares were sold via automatic sale program. Reynolds now holds 6,121 of the company’s shares that are valued at $3,267,023.

Senior Vice President Diego Piacentini sold 17,016 shares (14.65% of total stake), valued at $9,014,221, in multiple transactions dated August 17. The shares were sold via automatic sale program. Piacentini now holds 99,146 of the company’s shares that are valued at $52,918,186.

Senior Vice President Andrew Jassy sold 2,953 Amazon shares (6.37% of total stake), valued at $1,564,162, in five transactions dated August 17. The shares were sold via automatic sale program. Jassy now holds 68,100 of the company’s shares that are valued at $36,347,694.

Click Here to see the performance of Amazon insiders.

Pandora Media Inc

Chief Marketing Officer Simon Fleming-Wood disposed 6,247 Pandora Media shares (3.55% of total stake), valued at $115,428, on August 14. Fleming-Wood now holds 169,697 of the company’s shares that are valued at $3,192,001.

Click Here to see the performance of Pandora Media insiders.

Xoma Corp

CSO Patrick J. Scannon unloaded 6,157 Xoma shares (7.79% of total stake), valued at $5,110, in a transaction dated August 14. The shares were sold via automatic sale program. Scannon now holds 139,846 of the company’s shares that are valued at $116,184.

VP of Business development James Neal sold 9,067 shares (4.80% of total stake), valued at $7,526, on August 14. The shares were sold via automatic sale program. Neal now holds 179,873 of the company’s shares that are valued at $149,438.

CMO Paul Rubin unloaded 10,801 shares (12.34% of total stake), valued at $8,965, on August 14. The shares were sold via automatic sale program. Rubin now holds 145,173 of the company’s shares that are valued at $120,610.

CEO John Varian unloaded 35,799 shares (12.34% of total stake), valued at $29,713, on August 14. The shares were sold via automatic sale program. Varian now holds 535,153 of the company’s shares that are valued at $444,605.

Click Here to see the performance of Xoma insiders.