|Company Name||# of Hedge Funds||# of Insiders Buying||# of Insiders Selling|
|Armstrong World Industries, Inc. (NYSE:AWI)||20||0||4|
|Fastenal Company (NASDAQ:FAST)||15||5||4|
|Martin Marietta Materials, Inc. (NYSE:MLM)||25||0||9|
|Owens Corning (NYSE:OC)||47||0||5|
|Vulcan Materials Company (NYSE:VMC)||17||0||2|
With the results exhibited by the aforementioned research, retail investors must always watch hedge fund and insider trading sentiment, and Masco Corporation (NYSE:MAS) is an important part of this process.