Investors' appetite for risk continued to fade in September, as they stuffed a record $47.45 billion into bond funds and pulled $10.53 billion from stock funds. It was a third record month in a row for bond funds, up from August's $43.03 billion revised inflow, according to the Investment Company Institute. Early indications were that bond funds kept up a heavy inflow in October, as stock fund outflow sped up. On Sept. 23, the market's six-month