The minimum initial margin requirement for both long and short positions is set by the Federal Reserve Board and currently is 50%.

Question

Quizplus · Accepted Answer

The Federal Reserve Board sets the minimum initial margin requirement for both long and short stock positions, and as of the last update, it is indeed 50%. This means that an investor must put down at least 50% of the value of the stock they wish to purchase or sell short.

The Minimum Initial Margin Requirement for Both Long and Short