Boardminder

    Marianne C. Brown

    3 boards
    Financial Services
    As of 8/31/2026

    0.35

    Boardminder Score™

    Top 34% of 4,262 directors

    Lower scoreHigher score

    7.3

    Avg Tenure (yrs)

    Shorter tenure than 48% of directors

    ShorterLonger

    $585K

    Total Compensation

    Lower than 8% of 61 3-seat directors

    LowerHigher
    Board Seats Breakdown
    The Charles Schwab Corporation
    SCHW
    F500 #183
    Director
    Financial Services
    Seat Score
    0.37
    Tenure
    6.7 yrs
    Compensation
    $35K
    Excess Return
    -43.8%
    Northrop Grumman Corporation
    NOC
    F500 #110
    Director
    Industrials
    Seat Score
    0.36
    Tenure
    11.5 yrs
    Compensation
    $185K
    Excess Return
    -13.8%
    International Business Machines Corporation
    IBM
    F500 #64
    Director
    Technology
    Seat Score
    0.33
    Tenure
    3.7 yrs
    Compensation
    $365K
    Excess Return
    -35.4%