Blackout Period
Definition
A recurring period (typically 2-4 weeks before each quarterly earnings announcement) during which employees and insiders are prohibited from trading company stock. Blackout periods prevent insider trading by ensuring insiders do not buy or sell based on material non-public information about upcoming earnings.
Real-World Example
Your company reports earnings on February 15. A trading blackout begins on January 20 and lifts on February 17 (two days after earnings). During those 4 weeks, you cannot exercise options, sell shares, or make any stock transactions.
Common Mistake
Forgetting about blackout periods when planning exercises or sales. With four quarterly blackouts lasting 3-4 weeks each, you may only have ~8-9 months per year when you can actually trade. This affects tax planning, especially if you are trying to time sales around year-end for capital gains purposes.
Why It Matters
Blackout periods limit when you can exercise options or sell shares. Ignoring them when planning your equity strategy can leave you unable to execute time-sensitive transactions.
Related Terms
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