Fortunately, the rampant digital piracy did little to impact the appeal of the print edition. Publishers Weekly reported that The Lost Symbol was the top-selling book of 2009 with sales of 5.5 million volumes.
所幸數位盜版再猖獗，仍無法撼動傳統紙本的魅力，「出版者週刊」統計，至 2009 年底，《失落的符號》已售出 550 萬冊，榮登去年銷售冠軍。