The FTSE fell in early trading in reaction to losses on Wall Street overnight and a weak opening in European markets.
L&G has reported its IFRS operating profits grew 34% to £542m for the first half of the year, helped by its strong investment and international arms.
Legal & General Investments economist Tim Drayson believes US growth remains fragile and its fiscal position unsustainable due to a gaping budget deficit.
The FTSE climbed 0.9%, or 49 points this morning, boosted by British Airways and mining stocks.
L&G UK Property UT remains top quartile over one and three years since launch