Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

BROWN BROTHERS HARRIMAN & CO 13F Holdings -- Portfolio & Top Positions (2026-03-31)

BROWN BROTHERS HARRIMAN & CO (CIK 14661) reported $18.65B across 1,777 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: IVV ($1.14B, 6.09%), GOOG ($810.7M, 4.35%), MSFT ($720.9M, 3.87%), AAPL ($687.4M, 3.69%), MZLSX ($633.9M, 3.40%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1IVVISHARES CORE S&P 500 ETF$1.14B6.09%1.7MAdded
2GOOGALPHABET INC-CL C$810.7M4.35%2.8MTrimmed
3MSFTMICROSOFT CORP$720.9M3.87%1.9MAdded
4AAPLAPPLE INC$687.4M3.69%2.7MAdded
5MZLSXAKRE FOCUS ETF$633.9M3.40%12.0MTrimmed
6BRK/BBERKSHIRE HATHAWAY INC-CL B$545.6M2.93%1.1MAdded
7KLACKLA CORP$515.2M2.76%349,901Trimmed
8AMZNAMAZON.COM INC$475.4M2.55%2.3MAdded
9BBTFXBBH SELECT MID CAP ETF$462.7M2.48%42.0MTrimmed
10BBTFXBBH SELECT LARGE CAP ETF$420.2M2.25%28.0MAdded
11IEFAISHARES CORE MSCI EAFE ETF$386.5M2.07%4.3MAdded
12WMWASTE MANAGEMENT INC$379.2M2.03%1.7MAdded
13MAMASTERCARD INC - A$362.2M1.94%724,865Trimmed
14LINLINDE PLC$358.8M1.92%723,725Trimmed
15NVDANVIDIA CORP$331.0M1.78%1.9MAdded
16AMATAPPLIED MATERIALS INC$300.5M1.61%879,089Trimmed
17USBUS BANCORP$298.8M1.60%5.7MAdded
18QLTYGMO U.S. QUALITY ETF$292.7M1.57%8.1MAdded
19ORCLORACLE CORP$277.5M1.49%1.9MTrimmed
20PGRPROGRESSIVE CORP$258.2M1.38%1.3MAdded
21EAGLEAGLE CAPITAL SELECT EQTY$249.9M1.34%8.2MAdded
22WMTWALMART INC$240.2M1.29%1.9MAdded
23COSTCOSTCO WHOLESALE CORP$233.2M1.25%234,028Added
24LLYELI LILLY & CO$225.9M1.21%245,599Added
25AJGARTHUR J GALLAGHER & CO$223.4M1.20%1.0MAdded

Source: SEC Form 13F filings · as of 2026-03-31