Even though the investing.money.msn.com insider transactions web site says "11/21/13 Bella Loykhter Allaire Grant 22,500 shares", she was not granted 22,500 shares. She was granted the option to purchase 12,500 shares at $48.20 (the closing price on 11/21/2013) plus she was granted 10,000 shares in the form of restricted stock units over the next five years.
For more information, please see the legal filing with the Securities and Exchange Commission (SEC) at:
http://www.sec.gov/Archives/edgar/data/720005/000122520813024138/xslF345X03/doc4.xml