What is every Big Ten Conference team's record against the point spread as a home underdog since the 2021 season?

Definitions
Team ATS Record Cover % MOV ATS +/-
Michigan 1-0-0 100.0% 15.0 +21.5
Wisconsin 1-0-0 100.0% -14.0 +0.5
Northwestern 5-4-0 55.6% -13.8 +1.4
Minnesota 2-2-1 50.0% -10.6 -1.1
Nebraska 4-5-0 44.4% -10.7 -1.8
Illinois 3-4-0 42.9% -4.9 +2.1
Maryland 3-4-0 42.9% -20.7 -8.9
Michigan St 4-6-0 40.0% -18.7 -7.0
Purdue 3-5-0 37.5% -4.5 +0.1
Indiana 4-7-0 36.4% -17.2 -4.6
Penn St 1-2-0 33.3% -8.7 -1.2
Rutgers 1-8-0 11.1% -26.8 -14.8
Iowa 0-1-0 0.0% -13.0 -2.5