Answer: These four nontraded REITs have very low vulnerability to rising interest rates because they each have less than 10% of debt maturing in 2018 or 2019 and less than 10% of total debt at unhedged variable interest rates as of March 31, 2018: American Realty Capital New York City REIT, Inc.; Highlands REIT, Inc.; Inland Residential Properties Trust, Inc.; and Rodin Global Property Trust, Inc.