Stockport put another point on the board late on at Peterborough to all-but secure their place in the top six.
The Hatters look set to finish either fourth or fifth, meaning they're likely to face Charlton in playoffs, but will be hoping to finish above them and secure home advantage in the second leg.
Huddersfield's playoff hopes are virtually over after a third defeat on the bounce against struggling Cambridge leaves them five points behind with just three games left.
The Terriers have lost their four away games.