Quote Originally Posted by BC_MoM
How old is he, and what breed? 4 cups sound like a lot for a grown dog. Mine only get a 1 and 1/3 mixed with some watered down wet.

If he is having runny stools, fast him for 24 hours.

You can also try adding a bit of PLAIN, REGULAR canned pumpkin to his kibble.
He's a Cocker, and if yours only getthat much then I would think he is getting way too much.