Recently, various executives have taken part in insider selling activity for the stocks of XOMA Corp (NASDAQ:XOMA), Bank of America Corp (NYSE:BAC), and Palo Alto Networks Inc (NYSE:PANW).

XOMA Corp

Baker Bros. Advisors, a New York City-based hedge fund, dumped 11,000,000 Xoma shares (74.77% of total stake), valued at $11,990,000, in three transactions dated July 22. Baker Bros Advisors now holds 90,538 of the company’s shares that are valued at $94,160.

Accoording to TipRanks, the hedge fund has a one-year average return of 108.7% and 100% success rate. Baker Bros. Advisors is ranked #163 out of 33440 corporate insiders on TipRanks.

Bank of America Corp

Thong Nguyen, president of Bank of America’s Retail Banking business, disposed of 7,520 Bank of America shares (96.45% of total stake), valued at $135,811, on July 21. Nguyen now indirectly holds 277 of the company’s shares that are valued at $5,036.

Click Here to see the performance of Bank of America insiders.

Palo Alto Networks

Chief Financial Officer Steffan Tomlinson sold 234 Palo Alto Networks shares valued at $44,598, on July 21. Tomlinson now holds 97,039 of the company’s shares that are valued at $19,125,417.

CTO Nir Zuk sold 221 shares valued at $42,120, on July 21. Zuk now holds 250,000 of the company’s shares that are valued at $49,272,500.

Chief Marketing Officer Rene Bonvanie sold 221 sharesat $42,120, also on July 21. Bonvanie now holds 125,013 of the company’s shares that are valued at $24,638,812.

Click Here to see the performance of Palo Alto Networks insiders.