Four weeks into the college football season, there are already plenty of teams that wish they could have a do-over. 

And who wouldn't want a chance to do better the second time around?

Some teams have been free-falling since the season started, some just had big losses last week, other teams—despite a 4-0 record—have been winning in an unimpressive fashion. 

Too bad there's no going back. Here are 10 programs with stocks on the decline.

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