Trading Pure Alpha Achievement
Trading Pure Alpha10
Make a profit over your total investments in the stock market.
At any time during your playthrough, open your cell phone and access the Internet. From here, select the “Money & Services” tab and choose any of the stock markets listed. Now select “Markets” and buy any stock that is rising; you can tell which market is gaining profit by the green arrow next to their name. You can buy any amount of stock you’d like, but one is enough for this achievement.
You will now need wait at least 12 in-game hours and before returning to the stocks page. When enough time has passed, click on “My Portfolio” under the "Money & Services" tab, sell your purchased stock for a profit and the achievement will unlock.