BLAIR WILLIAM & CO/IL
Top Portfolio Positions
1,177 positions ·
$28,934,435,236 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| AAPL |
Apple Inc.
Technology
|
5,930,914 | $1,505,206,664 | 5.20% | |
| MSFT |
Microsoft Corp
Technology
|
3,498,110 | $1,294,895,378 | 4.48% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
6,057,938 | $1,261,686,747 | 4.36% | |
| NVDA |
Nvidia Corp
Technology
|
5,427,875 | $946,621,400 | 3.27% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,436,117 | $700,529,804 | 2.42% | |
| JPM |
Jpmorgan Chase & Co
Financial Services
|
2,307,253 | $678,701,542 | 2.35% | |
| GEV |
GE Vernova Inc.
Industrials
|
664,603 | $580,131,958 | 2.00% | |
| V |
Visa Inc.
Financial Services
|
1,844,583 | $557,506,765 | 1.93% | |
| SPY |
Spdr S&P 500 ETF Trust
|
845,294 | $549,728,499 | 1.90% | |
| IDXX |
Idexx Laboratories Inc /De
Healthcare
|
946,336 | $531,736,735 | 1.84% |
Portfolio Trend
25 quarters · across all stocks
Holdings in P
Shares Held
Position Value (USD)
25 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $172,281,435 | 2,918,046 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $204,623,210 | 3,053,622 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $258,558,208 | 3,085,052 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $179,911,128 | 3,124,542 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $156,779,770 | 3,541,445 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $211,608,781 | 3,444,714 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $157,100,580 | 3,127,002 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $151,404,740 | 2,357,962 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $121,771,757 | 2,342,215 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $84,985,910 | 2,383,228 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $84,722,490 | 2,378,509 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $85,885,742 | 2,332,584 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $55,865,037 | 2,189,927 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $71,153,876 | 2,658,964 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $77,435,696 | 2,829,218 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $73,272,420 | 2,849,958 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $102,126,936 | 2,892,295 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $86,054,615 | 2,643,767 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $60,620,906 | 2,409,416 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $56,628,660 | 2,899,573 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $49,533,965 | 2,299,627 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $52,708,364 | 2,331,197 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $39,824,179 | 2,587,666 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $45,987,147 | 2,653,615 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $31,790,949 | 2,584,630 | Shares | Sole | 2020-05-11 | |
| No 13F history on record for this holder in this stock. | ||||||