Since the seemingly colluded disappearance of any freely available finance data APIs (excepting IEX), both Yahoo and Google Finance employ this method of random

Since the seemingly colluded disappearance of any freely available finance data APIs (excepting IEX), both Yahoo and Google Finance employ this method of randomizing class names on pages with finance data (quotes, fiscal data etc.). Inspect element on those pages for a good example of this tactic. I feel like this could make it much more difficult for your content to be stolen.