The share price of Grath Oil is currently $77. 6. Several months ago, when the price was $51. 21, Charles bought 186 shares of Grath Oil. If he sells all of his stock in Grath Oil today, how much profit will he make? a. $4,716. 96 b. $23,858. 22 c. $14,333. 16 d. $4,808. 10.