Approximately one-third of all U.S. assets — $17.1 trillion — under professional management are placed in sustainable investments.
Sources: https://www.ussif.org//Files/Trends/2020%20Trends%20Report%20Info%20Graphic%20-%20Overview.pdf https://www.ussif.org/files/US%20SIF%20Trends%20Report%202020%20Executive%20Summary.pdf