The amount of money needed to close out an option position. Premium margin is designed to cover the credit risk associated with a position. If an investor is shorting a stock, this premium would be the amount of money needed to close the position if the investor were to go into default. Premium margin and risk margin are the two components comprising the margin requirement.
Related information about premium margin:
- What is premium margin? definition and meaning - InvestorWords.com
 Definition of premium margin: The amount of money needed to close out an   option position. Premium margin is designed to cover the credit risk associated   with ...
 
- Margin (finance) - Wikipedia, the free encyclopedia
 This premium margin is equal to the premium that they would need to pay to buy   back the option ... The value of the option is 14¢, so this is the premium margin.
 
- Options margins - Australian Securities Exchange - ASX
 the premium margin is the market value of the particular position at the close of   business each day. It represents the amount that would be required to close out ...
 
- Margins - ASX Clear - Australian Stock Exchange
 components for each position: the premium margin and the risk margin. ... The   premium margin is the market value of the particular position at the close of ...
 
- What is Premium margin? Definition and meaning - InvestorGuide.com
 Premium margin - definition of Premium margin from InvestorGuide.com: current   market value of an option that is traded on an exchange as figured by the ...
 
- NSE - National Stock Exchange of India Ltd.
 The report gives a break up of Initial Margin and Premium Margin. Margin   Statement of Trading Member/ Custodial Participant : MG-10. This report gives   the ...
 
- Understanding Margins - Bombay Stock Exchange
 In addition to Initial Margin, a Premium Margin is charged to trading members   trading ... The premium margin is paid by the buyers of the Options contracts and   is ...
 
- ECC - Glossary
 There are five types of margins at ECC: the Initial Margin, the Premium Margin,   the Additional Margin, the Spread Margin and the Delivery Margin.