U.S. stocks closed mixed Monday, as the Dow managed to hit another record. Japan's Nikkei closed the year on a high note, rising 0.7 percent. Tokyo stocks have soared as Prime Minister Shinzo Abe unleashed a massive monetary and fiscal stimulus program. The dollar gained ground against the euro and the pound, but lost ground versus the yen. Light sweet crude oil for February delivery dropped $1.03 to $99.29 a barrel on the New York Mercantile Exchange. Gold futures lost $10.20 to $1,203.80 an ounce. The Dow Jones industrial average added 25.88, or 0.16 percent, to 16,504.29. The broader Standard & Poor's 500 index fell 0.33, or 0.02 percent, to 1,841.07. The technology-heavy Nasdaq composite index lost 2.39, or 0.06 percent, to 4,154.20.