My little girl has not grown since she was 6 or 6 1/2 mos. She was 1 1/2 lbs at 5 1/2 mos and is now 10 mos and stays between 2 and 2 1/2 lbs. My guess is that little guy is about done growing. My guess would be no more than 3 1/2 lbs if he even makes it to that |