Draft stock, like the actual stock market, is a fluid thing. It varies greatly from day to day and from start to start.
One great performance against an elite team can change one's perception while one disastrous start against a middle-of-the-road squad will cost you millions of dollars.
In the MLB draft, the reports might be a little more forgiving when you are a college player struggling to find yourself because players will be playing against advanced competition, as opposed to an elite high-school stud, who should be able to dominate with ease given the level of talent.
There are just under two months to go before the 2013 draft takes place, with plenty of uncertainty up and down the draft board.
Stanford's Mark Appel and Oklahoma's Jonathan Gray have separated themselves from the pack and should go No. 1 and 2, in either order, come June 6.
Beyond those two right-handed pitchers, questions abound for a lot of college players with designs on hearing their name called early on draft night. They still have plenty of time to turn things around, but are starting from behind the eight ball.
Here are the top college players eligible in this year's draft who are seeing their stock drop hard and fast.
Note: All stats courtesy of NCAA.com unless otherwise noted.