WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Top Portfolio Positions
404 positions ·
$30,335,994,855 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 | 6.15% | |
| NVDA |
Nvidia Corp
Technology
|
8,941,756 | $1,559,442,246 | 5.14% | |
| AAPL |
Apple Inc.
Technology
|
4,812,433 | $1,221,347,371 | 4.03% | |
| MSFT |
Microsoft Corp
Technology
|
2,896,782 | $1,072,301,792 | 3.53% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,504,605 | $720,224,213 | 2.37% | |
| AVGO |
Broadcom Inc.
Technology
|
2,201,558 | $681,404,216 | 2.25% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
3,163,629 | $658,889,011 | 2.17% | |
| META |
Meta Platforms, Inc.
Communication Services
|
1,013,122 | $579,637,489 | 1.91% | |
| MA |
Mastercard Inc
Financial Services
|
1,060,651 | $529,964,878 | 1.75% | |
| AZN |
Astrazeneca PLC
Healthcare
|
1,942,155 | $383,031,809 | 1.26% |
Portfolio Trend
25 quarters · across all stocks
Holdings in BANC
Shares Held
Position Value (USD)
25 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $27,837,525 | 1,583,477 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $44,701,932 | 2,317,363 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $35,240,974 | 2,129,364 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $31,729,620 | 2,258,336 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $34,675,776 | 2,443,677 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $39,525,252 | 2,556,614 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $36,741,701 | 2,494,345 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $32,859,731 | 2,571,184 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $39,179,895 | 2,575,930 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $24,348,200 | 1,812,971 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $22,898,357 | 1,849,625 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $23,070,231 | 1,992,248 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $24,500,623 | 1,955,357 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $31,048,191 | 1,949,039 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $32,347,809 | 2,025,536 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $36,778,648 | 2,087,324 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $41,558,872 | 2,146,636 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $42,701,733 | 2,176,439 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $43,572,757 | 2,356,558 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $676,254 | 38,555 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $5,268,530 | 291,401 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $6,789,459 | 461,554 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $4,762,714 | 470,624 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $5,966,355 | 550,910 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $4,125,912 | 515,739 | Shares | Sole | 2020-05-08 | |
| No 13F history on record for this holder in this stock. | ||||||