You purchased 10 shares of Goldman Sachs stock for $1,200 la…
You purchased 10 shares of Goldman Sachs stock for $1,200 last year which is now valued at $1,500. Assuming you face a tax rate of 15% on your capital gains, then you owe in capital gains tax on your 10 shares if you continue to hold the stock today, and you owe in capital gains tax on your 10 shares if you sell the stock today.