The wish to follow reliable sources is a good motive The 41 3 number was not in any of those sources Here are what the sources say USA Today Money 65 Yahoo Finance some 50 Independent Journal Review 57 32 drop Wall Street Journal down around 50 CBS San Francisco more than 50 percent San Jose Mercury News 52 percent Market Watch more than half Forbes During Fiorina s tenure HP s stock price collapsed from 36 58 to 18 68 So we can try and summarize these numbers with a vague approximation or we can tell the reader all the numbers that appear to be reliably published