BGFRX — William Blair Growth Fund
Data updated: 2026-05-28
BGFRX — William Blair Growth Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Large Cap Growth Equity · $193.52M AUM · 0.87% expense ratio · 11.9% 1-yr return. From SEC regulatory filings.
BGFRX Fund Overview
BGFRX — William Blair Growth Fund is a US mutual fund managed by William Blair Funds, categorised as United States Large Cap Growth Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: William Blair Funds
- Category: United States Large Cap Growth Equity
- Assets under management: $193.52M
- 1-year return: 11.9%
- Ticker: BGFRX
- SEC CIK: 0000822632
- SEC series ID: S000008594
- Share class ID: C000211716
BGFRX Holdings
Top 10 holdings of William Blair Growth Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| NVIDIA Corp | 12.29% |
| Apple Inc | 6.87% |
| Microsoft Corp | 5.69% |
| Mastercard Inc | 4.75% |
| Amazon.com Inc | 4.74% |
| Alphabet Inc | 4.67% |
| Advanced Micro Devices Inc | 4.43% |
| Broadcom Inc | 4.22% |
| Meta Platforms Inc | 4.20% |
| Intuit Inc | 2.41% |
BGFRX Portfolio Allocation
Asset-class allocation of William Blair Growth Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.6% |
| Cash & Equivalents | 0.4% |
BGFRX Performance
Total returns for BGFRX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -11.4% |
| 1 year | 11.9% |
| 3 years (annualised) | 13.7% |
| 5 years (annualised) | 6.5% |
BGFRX Risk Information
Risk metrics for BGFRX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 16.1%
BGFRX Costs and Fees
BGFRX costs about $87 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.87%
- Gross expense ratio: 0.87%
- Portfolio turnover: 62%
- Brokerage commissions: 2.69 bps of average net assets (SEC N-CEN)
BGFRX Cashflows
Over the 12 months to 2026-03, William Blair Growth Fund had net inflows of $11.22M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$3.61M |
| 2026-02 | −$3.32M |
| 2026-01 | −$2.44M |
| 2025-12 | $41.90M |
| 2025-11 | −$4.03M |
| 2025-10 | −$2.83M |
BGFRX Debt Constituents
No individual debt constituents are reported in William Blair Growth Fund's latest SEC N-PORT filing.
BGFRX Prospectus and SEC Filings
Official William Blair Growth Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Large Cap Growth Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.