WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Top Portfolio Positions
404 positions ·
$30,195,876,293 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| TSM |
Taiwan Semiconductor Manufacturing Co Ltd
Technology
|
5,518,260 | $1,864,895,967 | 6.18% | |
| NVDA |
Nvidia Corp
Technology
|
8,941,756 | $1,559,442,246 | 5.16% | |
| AAPL |
Apple Inc.
Technology
|
4,812,433 | $1,221,347,371 | 4.04% | |
| MSFT |
Microsoft Corp
Technology
|
2,896,782 | $1,072,301,792 | 3.55% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,504,605 | $720,224,213 | 2.39% | |
| AVGO |
Broadcom Inc.
Technology
|
2,201,558 | $681,404,216 | 2.26% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
3,163,629 | $658,889,011 | 2.18% | |
| META |
Meta Platforms, Inc.
Communication Services
|
1,013,122 | $579,637,489 | 1.92% | |
| MA |
Mastercard Inc
Financial Services
|
1,060,651 | $529,964,878 | 1.76% | |
| AZN |
Astrazeneca PLC
Healthcare
|
1,942,155 | $383,031,809 | 1.27% |
Portfolio Trend
24 quarters · across all stocks
Holdings in FOLD
Shares Held
Position Value (USD)
21 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-12-31 | $151,338,690 | 10,627,717 | Shares | Sole | 2026-02-09 | |
| 2025-06-30 | $83,899,559 | 14,642,157 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $120,593,792 | 14,778,651 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $146,930,315 | 15,597,698 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $166,426,034 | 15,582,962 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $128,993,360 | 13,003,363 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $135,779,566 | 11,526,279 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $165,271,298 | 11,647,026 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $126,181,438 | 10,376,763 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $28,971,712 | 2,306,665 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $25,297,310 | 2,281,092 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $25,655,481 | 2,101,186 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $21,771,200 | 2,085,364 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $27,361,288 | 2,547,606 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $23,972,471 | 2,531,412 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $28,606,127 | 2,476,721 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $18,860,982 | 1,974,972 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $18,814,166 | 1,951,677 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $11,467,953 | 1,160,724 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $24,744,421 | 1,071,651 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $13,636,573 | 965,763 | Shares | Sole | 2020-11-06 | |
| No 13F history on record for this holder in this stock. | ||||||