The $3.4 billion Columbia Large Cap Growth Fund is smokin’. The fund’s gain in the 12 months going into Thursday was 18.02%. That ranked in the top 4% of large-cap growth stock mutual funds tracked by Morningstar Inc., which averaged an 11.06% return. The S&P 500 was up 14.31%. In the past five years the fund’s average annual gain was 16.92%. That ranked in the top 14% of its peer group, which averaged 14.99% a year.