Leveraged and inverse ETFs (LETFs) were introduced in 2006 and their popularity surged starting in 2008. As of the first quarter of 2012 there were over 200 such ETFs with over $30 billion in assets under management (AUM). By late 2008 there was concern about their late-day impact on stock...

Leveraged and inverse ETFs (LETFs) were introduced in 2006. By 2008 there was concern that the requirement of LETFs to rebalance near the close might have a significant impact on the prices of the stocks in the underlying indexes. We examine the impact of trading activity induced by six real...