BROWN BROTHERS HARRIMAN & CO
Top Portfolio Positions
1,434 positions ·
$13,533,362,451 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| MSFT |
Microsoft Corp
Technology
|
1,947,381 | $720,862,024 | 5.33% | |
| AAPL |
Apple Inc.
Technology
|
2,708,731 | $687,448,840 | 5.08% | |
| BRK-B |
Berkshire Hathaway Inc
Financial Services
|
1,138,587 | $545,610,890 | 4.03% | |
| KLAC |
Kla Corp
Technology
|
349,901 | $515,197,731 | 3.81% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
2,282,640 | $475,405,432 | 3.51% | |
| WM |
Waste Management Inc
Industrials
|
1,650,235 | $379,207,500 | 2.80% | |
| MA |
Mastercard Inc
Financial Services
|
724,865 | $362,186,045 | 2.68% | |
| LIN |
Linde PLC
Basic Materials
|
723,725 | $358,793,906 | 2.65% | |
| NVDA |
Nvidia Corp
Technology
|
1,898,205 | $331,046,952 | 2.45% | |
| AMAT |
Applied Materials Inc /De
Technology
|
879,089 | $300,463,829 | 2.22% |
Portfolio Trend
25 quarters · across all stocks
Holdings in WMS
Shares Held
Position Value (USD)
20 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $62,478,347 | 455,614 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $68,680,413 | 474,214 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $67,240,373 | 484,790 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $54,041,515 | 470,499 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $48,573,720 | 447,066 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $41,513,231 | 359,111 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $42,718,288 | 271,814 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $32,627,175 | 203,424 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $29,961,664 | 173,953 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $19,256,710 | 136,922 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $11,838,661 | 104,003 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $8,626,799 | 75,820 | Shares | Sole | 2023-08-07 | |
| 2023-03-31 | $3,639,471 | 43,219 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $408,046 | 4,978 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $619,113 | 4,978 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $527,630 | 5,858 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $614,366 | 5,171 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $670,576 | 4,926 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $532,845 | 4,926 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $532,142 | 4,565 | Shares | Sole | 2021-08-13 | |
| No 13F history on record for this holder in this stock. | ||||||