Boardminder

    Mark A. Tatum

    1 board
    Industrials
    As of 8/31/2026

    0.34

    Boardminder Score™

    Bottom 48% of 4,262 directors

    Lower scoreHigher score

    5.7

    Avg Tenure (yrs)

    Shorter tenure than 57% of directors

    ShorterLonger

    $130K

    Total Compensation

    Lower than 47% of 3,007 one-seat directors

    LowerHigher
    Board Seats Breakdown
    General Motors Company
    GM
    F500 #21
    Director
    Industrials
    Seat Score
    0.34
    Tenure
    5.7 yrs
    Compensation
    $130K
    Excess Return
    +0.3%