BLAIR WILLIAM & CO/IL
Top Portfolio Positions
1,174 positions ·
$28,696,806,188 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio |
|---|---|---|---|---|
| AAPL |
Apple Inc.
Technology
|
5,930,914 | $1,505,206,664 | 5.25% |
| MSFT |
Microsoft Corp
Technology
|
3,498,110 | $1,294,895,378 | 4.51% |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
6,057,938 | $1,261,686,747 | 4.40% |
| NVDA |
Nvidia Corp
Technology
|
5,427,875 | $946,621,400 | 3.30% |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,436,117 | $700,529,804 | 2.44% |
| JPM |
Jpmorgan Chase & Co
Financial Services
|
2,307,253 | $678,701,542 | 2.37% |
| GEV |
GE Vernova Inc.
Industrials
|
664,603 | $580,131,958 | 2.02% |
| V |
Visa Inc.
Financial Services
|
1,844,583 | $557,506,765 | 1.94% |
| SPY |
Spdr S&P 500 Etf Trust
|
845,294 | $549,728,499 | 1.92% |
| IDXX |
Idexx Laboratories Inc /De
Healthcare
|
946,336 | $531,736,735 | 1.85% |
Portfolio Trend
Holdings in MDB
Shares Held
Position Value (USD)
25 of 25 shown
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $66,328,264 | 270,982 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $123,341,015 | 293,886 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $93,117,103 | 300,010 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $75,834,108 | 361,132 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $78,408,185 | 447,025 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $86,246,094 | 370,457 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $80,512,663 | 297,809 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $78,944,866 | 315,830 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $97,271,058 | 271,222 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $106,443,688 | 260,349 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $86,494,743 | 250,086 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $107,053,442 | 260,477 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $57,751,050 | 247,731 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $34,733,992 | 176,458 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $30,833,985 | 155,288 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $40,078,737 | 154,446 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $58,910,969 | 132,805 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $100,947,045 | 190,700 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $90,508,702 | 191,955 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $67,820,790 | 187,599 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $45,330,187 | 169,503 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $60,697,866 | 169,056 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $38,902,940 | 168,040 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $35,851,124 | 158,395 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $683,655 | 5,007 | Shares | Sole | 2020-05-11 | |
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