Chesley Taft & Associates LLC
    Stock Holdings

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    13F Holdings

    $2.46 billion

    $ Current Holdings

    235

    # Current Holdings

    3

    # Positions Opened

    105

    # Positions Increased

    5

    # Positions Closed

    Holdings $ value (long only)

    # of positions

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    Holding by sector

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    Jun 2026
    Mar 2026
    Dec 2025
    Sep 2025
    Jun 2025
    Mar 2025
    Dec 2024
    Sep 2024
    GOOGAlphabet Inc.$183,882,366519,274519,274529,806542,498532,678544,757583,357589,393591,017
    IYWiShares U.S. Technology ETF$174,817,2001,427,5841,427,5841,405,3851,411,3921,349,9251,367,8781,472,6041,482,7171,490,961
    NVDANVIDIA Corporation$92,979,633464,689464,689473,172480,297461,186468,094473,483472,585470,369