United States - Assets: Securities Held Outright: Mortgage-Backed Securities: Change in Week Average from Previous Week Average was -9188.00000 Mil. of U.S. $ in August of 2025, according to the United States Federal Reserve. Historically, United States - Assets: Securities Held Outright: Mortgage-Backed Securities: Change in Week Average from Previous Week Average reached a record high of 165108.00000 in May of 2020 and a record low of -61233.00000 in March of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Assets: Securities Held Outright: Mortgage-Backed Securities: Change in Week Average from Previous Week Average - last updated from the United States Federal Reserve on September of 2025.