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Chapter 29 Insider Trading. Insider Trading: Definition. Inside information is material information that is not available to public traders. Material information is information that would cause prices to change if it were widely known.
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Chapter 29 Insider Trading
Insider Trading: Definition • Inside information is material information that is not available to public traders. • Material information is information that would cause prices to change if it were widely known. • Managers must either keep material information secret or make it public.
Corporate Insider Trading • Corporate insiders should not trade stock in their companies on nonpublic material information. • Insiders must report their insider trades to the SEC. Initial purchases within 10 days and subsequent trades within the first 10 days of the month following trades.
Corporate Insider Trading-continued • Have to return short-swing profits to issuers (bought and sold in 6 months) • Prohibit short positions in company stocks • Needs corporate approval before trade • Allowed to trade only during specific intervals: trading windows
Practical Judicial Issues • Enforcement is very difficult (confederates) • Surveillance by the exchange • Enforcement by the SEC or Department of Justice (DOJ) • Often grant immunity to the last person in a chain of informed traders in return for his or her testimony. • Encourage people report insider trading (Offer up to10% of civil penalty collected )
Why Restrict Insider Trading? • Fairness • Liquidity • Corporate control issues
Fairness • Should reward traders for insightful research, not personal connections • Rebuttal: Firms will place restrictions in their employee labor contracts if such restrictions benefit them. Thus, no role for government regulation. • Rejoinder: Corporate directors are unlikely to limit their ability in insider trading.
Liquidity • Effective restrictions against insider trading make markets more liquid for uninformed traders (low spreads) • Rebuttal: • Competition among insiders will quickly reflect their information in prices. It depends on the number of insiders! • Insider trading profits are indirect benefits that will reduce direct compensation. Value irrelevance.
Corporate control issues • Insider-trading rules ensure efficient managerial labor markets. • Unrestricted insider trading makes insiders reluctant to share information. Thus, directors and shareholders find it difficult to evaluate managers. • Managers may make managerial decisions that maximize insider trading profits. • Insiders may front run.
Why Permit Insider Trading? • Informative prices • Costs of enforcement • Entrepreneurial incentives
Informative Prices • Insider trading makes prices more informative. • Rebuttal: • Restrictions on insider trading are effective only against insider trading on information that will soon be made public. Incremental value of more informative price (from short-lived private information) is not large. • Unrestricted insider trading may decrease the information in prices because unrestricted insider trading diminishes managerial incentives to share information.
Costs of enforcement • Unproductive to have laws that are difficult to enforce. • Selective enforcement problems. • Rebuttal: • A law that is not effectively enforced is very different from no law. • For most people, ethical costs of breaking the law are much greater than the expected costs of prosecution.
Entrepreneurial incentives • Insider trading promotes entrepreneurial initiatives of employees. • Buy stocks before their ideas are common knowledge and sell them after they are priced. • Shareholders cannot create compensation contracts that put their employees at risk of losing substantial wealth. Insider trading creates such contracts. • Employees self-select their compensation schemes. • Rebuttals: • Relevant only for the long-term incentives