BLAIR WILLIAM & CO/IL
Top Portfolio Positions
1,180 positions ·
$28,862,391,577 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 | 5.22% | |
| MSFT |
Microsoft Corp
Technology
|
3,498,110 | $1,294,895,378 | 4.49% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
6,057,938 | $1,261,686,747 | 4.37% | |
| NVDA |
Nvidia Corp
Technology
|
5,427,875 | $946,621,400 | 3.28% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,436,117 | $700,529,804 | 2.43% | |
| JPM |
Jpmorgan Chase & Co
Financial Services
|
2,307,253 | $678,701,542 | 2.35% | |
| GEV |
GE Vernova Inc.
Industrials
|
664,603 | $580,131,958 | 2.01% | |
| 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 VRSK
Shares Held
Position Value (USD)
25 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $72,125,113 | 380,106 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $86,415,920 | 386,320 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $99,771,753 | 396,691 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $119,397,015 | 383,297 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $114,166,436 | 383,598 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $107,815,420 | 391,444 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $108,757,461 | 405,872 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $109,929,228 | 407,825 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $96,094,863 | 407,648 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $95,812,717 | 401,125 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $95,363,945 | 403,674 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $93,043,441 | 411,642 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $76,855,470 | 400,581 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $72,363,602 | 410,178 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $74,983,234 | 439,707 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $75,960,719 | 438,851 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $92,385,337 | 430,440 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $100,175,734 | 437,965 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $89,102,926 | 444,914 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $81,851,253 | 468,471 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $147,515,830 | 834,885 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $175,254,120 | 844,232 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $156,416,835 | 844,082 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $147,216,362 | 864,961 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $120,412,890 | 863,918 | Shares | Sole | 2020-05-11 | |
| No 13F history on record for this holder in this stock. | ||||||