Grading every Michigan football position group after winter portal period

The Michigan Wovlerines are still working on their roster for the 2025 season with some lingering targets still in the transfer portal and tweaks on the table on both sides of the ball. There have been developments at almost every position this offseason, but how good does each room look as prep continues into the winter? Here's a look at how we would grade the position groups after the winter portal period with a few more decisions still to be determined.