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Full-Text Articles in Social and Behavioral Sciences
Hype My Stock: Do Firms Really Want Biased Research?, Roger Loh
Hype My Stock: Do Firms Really Want Biased Research?, Roger Loh
Research Collection Lee Kong Chian School Of Business
Analyst research is alleged to be biased because of conflicts of interest when analysts’ employers underwrite securities for the firms covered. I posit that affiliated analyst optimism should be the strongest for offering firms with a desire to over-inflate stock prices. I hypothesize that a firm’s corporate governance and its CEO incentives are related to the affiliation bias. Using stock recommendations data, I find evidence that the affiliation bias is indeed more pervasive for firms with high CEO wealth sensitivity to stock price (i.e., high CEO delta). The larger affiliation bias for high delta firms remains even after the introduction …
Can Liquidity Shifts Explain The Lockup Expiration Effect In Stock Returns?, Chandrasekhar Krishnamurti, Avanidhar Subrahmanyam, Tiong Yang Thong
Can Liquidity Shifts Explain The Lockup Expiration Effect In Stock Returns?, Chandrasekhar Krishnamurti, Avanidhar Subrahmanyam, Tiong Yang Thong
Research Collection Lee Kong Chian School Of Business
Several studies on the expiration of IPO lockups document a strong negative reaction even though the unlock event is devoid of any informational content. The empirical finding has remained a conundrum. In this paper, we find that changes in liquidity can account for the observed stock price reaction around lockup expiration. Specifically, firms which show improvement in liquidity subsequent to the unlock day experience positive abnormal returns in the post-expiration period, and vice versa. Another interesting conclusion that emerges from our research is that liquidity changes can predict future abnormal returns. Our results remain robust to the use of alternate …