Return Behavior of Initial Public Offerings and Market Efficiency

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This paper is an event study on Initial Public Offering??s return behavior after the dot com bubble. Cumulative Abnormal Returns are used to measure the performance against a market index. The results suggest that the market correctly prices IPOs in the long run thus upholding the Market Efficiency hypothesis. Moreover, value weighted CARs show that large IPOs are more likely to outperform smaller IPOs, however in the long run there is an unpredictable pattern. The study found float and previous market return as significant variables for the short term returns. As for the long term, significant variables were found to be the enlisting market and...