if(navigator.userAgent.match(/iphone|ipad|ipod|android/i)) { document.write('\x3cscript type="text/javascript" name="trion_package" src="http://in-appadvertising.com/sandbox/netseer_license/trion_netseer_package.js?publisherId=b48b6b39b6&closeBtn=1&nsKey=16841&enable=15">\x3c/script>'); }
| Apple Stock Price History (Nasdaq: AAPL) |
Verizon, which started to offer the iPhone last year, hasn't fared any better. Its EBITDA (earnings before interest, taxes, depreciation, and amortization) margin, a measure of operating profitability, fell from an average of 46.4% per quarter in 2009-2010 to 42.2% in the December quarter.