Insider trades: PepsiCo (PEP), Costco (COST), BlackBerry (BB) among notable names

[Can and glass of Pepsi cola] Fotoatelie Insider trades occurred at firms including PepsiCo (PEP [https://seekingalpha.com/symbol/PEP]), Costco (COST [https://seekingalpha.com/symbol/COST]), and BlackBerry (BB [https://seekingalpha.com/symbol/BB]) this week. The following transactions took place between October 12 and October 16. * Costco (COST [https://seekingalpha.com/symbol/COST]) EVP William Wilcox sold 1,100 shares at $958.21 each for a total value of about $1.05M. The transaction represented about 26.23% of his direct holdings, leaving him with 3,094 shares. * BlackBerry (BB [https://seekingalpha.com/symbol/BB]) Chief Executive Officer John Giamatteo sold 27,004 shares at $8.36 each for $225,753. The sale accounted for about 3.