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 GPOR
Shares Held
Position Value (USD)
9 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $42,069,636 | 198,845 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $40,004,796 | 192,340 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $38,394,002 | 212,145 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $45,257,617 | 224,972 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $44,877,680 | 243,715 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $46,974,131 | 255,017 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $37,691,749 | 249,037 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $31,257,906 | 207,006 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $33,147,241 | 207,015 | Shares | Sole | 2024-05-08 | |
| No 13F history on record for this holder in this stock. | ||||||