BROWN BROTHERS HARRIMAN & CO

CIK
14661
City
NEW YORK
State / Country
NY

Top Portfolio Positions

1,429 positions · $12,987,919,834 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
MSFT
Microsoft Corp
Technology
1,947,381 $720,862,024 5.55%
AAPL
Apple Inc.
Technology
2,708,731 $687,448,840 5.29%
KLAC
Kla Corp
Technology
349,901 $515,197,731 3.97%
AMZN
Amazon Com Inc
Consumer Cyclical
2,282,640 $475,405,432 3.66%
WM
Waste Management Inc
Industrials
1,650,235 $379,207,500 2.92%
MA
Mastercard Inc
Financial Services
724,865 $362,186,045 2.79%
LIN
Linde Plc
Basic Materials
723,725 $358,793,906 2.76%
NVDA
Nvidia Corp
Technology
1,898,205 $331,046,952 2.55%
AMAT
Applied Materials Inc /De
Technology
879,089 $300,463,829 2.31%
USB
Us Bancorp \De\
Financial Services
5,745,120 $298,803,691 2.30%

Portfolio Trend

32 quarters · across all stocks

Holdings in SON

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Shares Held

Position Value (USD)

22 of 22 shown
Report Date Value (USD) Shares
2026-03-31 $11,755,650 217,335
2025-12-31 $9,684,239 221,912
2025-09-30 $9,567,229 222,029
2025-06-30 $9,666,486 221,912
2025-03-31 $10,483,122 221,912
2024-12-31 $10,874,303 222,606
2024-09-30 $12,508,958 228,976
2024-06-30 $11,613,662 228,976
2023-06-30 $13,219,063 223,976
2023-03-31 $13,669,551 224,091
2022-12-31 $13,615,249 224,267
2022-09-30 $12,729,701 224,391
2022-06-30 $12,806,734 224,522
2022-03-31 $14,046,096 224,522
2021-12-31 $13,012,629 224,782
2021-09-30 $13,393,286 224,795
2021-06-30 $15,059,190 225,100
2021-03-31 $14,251,235 225,138
2020-12-31 $13,342,922 225,197
2020-09-30 $11,560,664 226,369
2020-06-30 $11,836,835 226,369
2020-03-31 $10,492,203 226,369