isaiah exercised a nonstatutory stock option and purchased shares of his company's stock on octobwe 31, 2018.he purchased the shares for less than fair market value. that year, he included 3,000 in compensation income from exercising his option. more than two years later, on december 4, 2020, isaiah sold the sold for a profit. when he received the 2020 form 1099-b from his broker reporting details of the sale, he noticed that the amount of the cost or other basis reported in box 1e of the form did not include the 3000 compensation element from 2018. when isaiah files his 2020 return, how does he report his cost or other basis for the transaction on form 8949