# William Blair International Leaders Fund

William Blair International Leaders Fund is a registered fund series of WILLIAM BLAIR FUNDS (series S000037763). Net assets $1.1B as of 2026-03-31.

## Profile

- Series ID: S000037763
- Registrant: WILLIAM BLAIR FUNDS
- LEI: KFD5PE0MGFTPJ8FU5L78
- Net assets: $1.1B
- Total assets: $1.1B
- As of: 2026-03-31

## Advisers

- [William Blair Investment Management, LLC (Advisor)](https://search.stillhousedata.com/firm/173961)

## Top holdings (54 reported)

_Showing 15 of 54 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| Taiwan Semiconductor Manufacturing Co Ltd | — | $54.8M | 514.28% |
| Samsung Electronics Co Ltd | — | $50.4M | 472.95% |
| SK hynix Inc | — | $48.9M | 459.17% |
| Fujikura Ltd | — | $31.8M | 298.27% |
| AstraZeneca PLC | — | $30.0M | 281.64% |
| ASML Holding NV | — | $28.9M | 271.65% |
| Hon Hai Precision Industry Co Ltd | — | $28.2M | 265.24% |
| Sumitomo Mitsui Financial Group Inc | — | $27.8M | 260.64% |
| Tencent Holdings Ltd | — | $27.6M | 259.58% |
| Iberdrola SA | — | $26.7M | 250.85% |
| IHI Corp | — | $26.4M | 247.66% |
| Sandoz Group AG | — | $26.0M | 244.35% |
| Prysmian SpA | — | $25.5M | 239.01% |
| Accton Technology Corp | — | $24.9M | 233.49% |
| Enel SpA | — | $23.8M | 223.44% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $1.1B |
| 2025-12-31 | $1.1B |
| 2025-09-30 | $1.2B |
| 2025-06-30 | $1.1B |
| 2025-03-31 | $1.1B |
| 2024-12-31 | $1.2B |
| 2024-09-30 | $1.2B |
| 2024-06-30 | $1.2B |

## More

- [Registrant: WILLIAM BLAIR FUNDS](https://search.stillhousedata.com/registrant/822632)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000037763.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.