Offer your thoughts or opinion on the input financial query or topic using your financial background.

Why Google Finance puts to two decimal places for the trading volumes?
Many brokerages offer automatic dividend reinvestment. It is very infrequent that these dividends are exactly a whole share. So, if you have signed up for automatic dividend reinvestment, many brokerages will reinvest your dividends and assign to you a fractional share. I can't speak for how these shares work with regards to voting, but I can say that the value of these fractional holdings does change with stock price as if one genuinely could hold a fraction of a share.