SFMIX — American Beacon Stephens Mid-Cap Growth Fund
Data updated: 2026-05-29
SFMIX — American Beacon Stephens Mid-Cap Growth Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Mid Cap Growth Equity · $603.35M AUM · 0.89% expense ratio · 16.7% 1-yr return. From SEC regulatory filings.
SFMIX Fund Overview
SFMIX — American Beacon Stephens Mid-Cap Growth Fund is a US mutual fund managed by American Beacon Funds, categorised as United States Mid 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: American Beacon Funds
- Category: United States Mid Cap Growth Equity
- Assets under management: $603.35M
- 1-year return: 16.7%
- Ticker: SFMIX
- SEC CIK: 0000809593
- SEC series ID: S000035896
- Share class ID: C000110034
SFMIX Holdings
Top 10 holdings of American Beacon Stephens Mid-Cap Growth Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Vertiv Holdings Co | 2.73% |
| Ross Stores Inc | 2.35% |
| FirstCash Holdings Inc | 2.25% |
| TechnipFMC PLC | 2.08% |
| Five Below Inc | 1.90% |
| Burlington Stores Inc | 1.89% |
| RBC Bearings Inc | 1.88% |
| Teradyne Inc | 1.70% |
| L3Harris Technologies Inc | 1.65% |
| Coherent Corp | 1.65% |
SFMIX Portfolio Allocation
Asset-class allocation of American Beacon Stephens Mid-Cap Growth Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 98.6% |
| Cash & Equivalents | 1.4% |
SFMIX Performance
Total returns for SFMIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -3.4% |
| 1 year | 16.7% |
| 3 years (annualised) | 12.0% |
| 5 years (annualised) | 4.9% |
SFMIX Risk Information
Risk metrics for SFMIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 12.2%
SFMIX Costs and Fees
SFMIX costs about $89 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.89%
- Gross expense ratio: 0.92%
- Portfolio turnover: 51%
- Brokerage commissions: 2.99 bps of average net assets (SEC N-CEN)
SFMIX Cashflows
Over the 12 months to 2026-03, American Beacon Stephens Mid-Cap Growth Fund had net outflows of $199.81M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$33.56M |
| 2026-02 | −$6.71M |
| 2026-01 | −$4.56M |
| 2025-12 | $86.67M |
| 2025-11 | −$8.41M |
| 2025-10 | $64.13M |
SFMIX Debt Constituents
No individual debt constituents are reported in American Beacon Stephens Mid-Cap Growth Fund's latest SEC N-PORT filing.
SFMIX Prospectus and SEC Filings
Official American Beacon Stephens Mid-Cap Growth Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Mid 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.