The whirlwind of activity on the MLB trade market each summer not only sees contenders shore up their rosters for the stretch run, but also leads to a significant shuffling of the prospect landscape.

This article was originally published on www.si.com/mlb/astros as Did Astros Do Enough At MLB Trade Deadline To Have Successful Playoff Run?. The Houston Astros had a notable trade deadline last week as the last chance to make upgrades before the stretch of the season and eventually the playoffs.

This is what we do with every edition of Stock Watch, but there is never as much mystery in the outcomes as there is after a heavy period of roster movement, which yields my two favorite Stock Watch editions: after the in-season trade deadline (now) and during the hot stove season, after the offseason's heaviest waves of transactions are completed.