BROWN BROTHERS HARRIMAN & CO
Institutional investor · Portfolio as of Q1 2026
Top Holdings1,800 positions
ISHARES TR | 1.7M | $1.1B | 6.1% | $556.70 | +16.68% | 29 qtrssince 2019-Q1 | Increased 87 |
ALPHABET INC | 2.8M | $810.7M | 4.3% | $57.99 | +394.03% | 29 qtrssince 2019-Q1 | Decreased 0 |
MICROSOFT CORP | 1.9M | $720.9M | 3.9% | $276.44 | +33.37% | 29 qtrssince 2019-Q1 | Increased 61 |
APPLE INC | 2.7M | $687.4M | 3.7% | $154.89 | +63.56% | 29 qtrssince 2019-Q1 | Increased 67 |
PROFESIONALLY MANAGED PORTFO | 12M | $633.9M | 3.4% | $66.10 | -13.95% | 2 qtrssince 2025-Q4 | Decreased 0 |
BERKSHIRE HATHAWAY INC DEL | 1.1M | $545.6M | 2.9% | $205.00 | +133.76% | 29 qtrssince 2019-Q1 | Increased 54 |
KLA CORP | 349,901 | $515.2M | 2.8% | $20.36 | +621.52% | 29 qtrssince 2019-Q1 | Decreased 0 |
AMAZON COM INC | 2.3M | $475.4M | 2.5% | $155.76 | +33.71% | 29 qtrssince 2019-Q1 | Increased 55 |
BBH SELECT MID CAP ETF | 42M | $462.7M | 2.5% | — | — | 2 qtrssince 2025-Q4 | Decreased 0 |
BBH TR | 28M | $420.2M | 2.3% | — | — | 2 qtrssince 2025-Q4 | Increased 57 |
ISHARES TR | 4.3M | $386.5M | 2.1% | $75.10 | +24.48% | 29 qtrssince 2019-Q1 | Increased 72 |
WASTE MGMT INC DEL | 1.7M | $379.2M | 2.0% | $104.23 | +133.56% | 29 qtrssince 2019-Q1 | Increased 53 |
MASTERCARD INCORPORATED | 724,865 | $362.2M | 1.9% | $263.19 | +89.21% | 29 qtrssince 2019-Q1 | Decreased 0 |
LINDE PLC | 723,725 | $358.8M | 1.9% | $339.28 | +47.87% | 13 qtrssince 2023-Q1 | Decreased 0 |
NVIDIA CORPORATION | 1.9M | $331M | 1.8% | $129.75 | +34.11% | 29 qtrssince 2019-Q1 | Increased 57 |
APPLIED MATLS INC | 879,089 | $300.5M | 1.6% | $177.29 | +92.54% | 29 qtrssince 2019-Q1 | Decreased 0 |
US BANCORP | 5.7M | $298.8M | 1.6% | $50.84 | +0.49% | 29 qtrssince 2019-Q1 | Increased 79 |
GMO ETF TRUST | 8.1M | $292.7M | 1.6% | $37.88 | +0.47% | 4 qtrssince 2025-Q2 | Increased 79 |
ORACLE CORP | 1.9M | $277.5M | 1.5% | $51.22 | +185.20% | 29 qtrssince 2019-Q1 | Decreased 0 |
PROGRESSIVE CORP | 1.3M | $258.2M | 1.4% | $101.68 | +94.68% | 29 qtrssince 2019-Q1 | Increased 60 |
BROWN BROTHERS HARRIMAN & CO manages $18.6B across 1800 positions as of Q1 2026. Top holdings: IVV (6.1%), GOOG (4.3%), MSFT (3.9%). Fund DNA: Steady Compounder. HoldingsIntel Score: 2.5/5.0.
Active quarter - 99 new positions, 132 exits, 709 increased. Top move: IVV (INCREASED, conviction 87). Portfolio: $18.6B across 1800 positions.
Top holdings by portfolio weight
Portfolio allocation by GICS sector
Behavioral investing profile
Position Outcomes
Best and worst performing positions by estimated return
Top Winners
Top Losers
Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer
Verify source filings on SEC EDGAR