Indianapolis Colts — Stock up, stock down after Week 4

While the sting of Week 4’s 37-34 overtime loss to the Houston Texans still pierces through the organization and fan base, it wasn’t all bad for the Colts on Sunday. Certain players/positions groups struggled but it was a strong day for the cornerstone of the franchise and a surging rookie running back.

The most impressive athlete on the field Sunday was the same generating widespread doubt a week ago. Any doubts about Andrew Luck’s arm strength were shot to pieces at Lucas Oil Stadium, as Luck threw a career-high 40 completions and a milestone mark of 464 yards.

He found eight different receivers, all of which had 17 yards or more, and five different teammates had five or more catches.…