Ethical investment funds do exist, and these explicitly don't invest in fossil fuel industries. There are also ethical superannuation funds (in the Australian context). Individuals can choose a direction for their investment.
Even if everyone drove an EV, a fossil fueled charging source would continue to add to the problem. Solar/wind charging will likely be the case for transportation batteries, but replacing the fossil with nuclear for heavy industry could still grant us our healthy 401(k) payouts.