['DATE | 1979', 'DATE | 2019', 'DATE | one-year', 'DATE | one_month', 'DATE | one_year', 'DATE | six_months', 'DATE | three_months', 'ORG | SunDial_Capital_Research', 'exchangeName | Russell_2000', 'stockChange | gained']
From 1979 to 2019, the Russell 2000 has gained one month, three months, six months and one year following a breakout to a one-year high, according to researchers at SunDial Capital Research.