BDFFX — Baron Discovery Fund
Data updated: 2026-08-28
BDFFX — Baron Discovery Fund. United States Small Cap Growth Equity · $1.83B AUM · 1.33% expense ratio. Holdings, fees, performance and SEC filings.
BDFFX Fund Overview
BDFFX — Baron Discovery Fund is a US mutual fund managed by BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND), categorised as United States Small 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: BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND)
- Category: United States Small Cap Growth Equity
- Assets under management: $1.83B
- 1-year return: 9.3%
- Ticker: BDFFX
- SEC CIK: 0000810902
- SEC series ID: S000042178
- Share class ID: C000130959
BDFFX Holdings
Top 10 holdings of Baron Discovery Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Loar Holdings Inc | 3.52% |
| Forgent Power Solutions Inc | 3.05% |
| Dynatrace Inc | 2.67% |
| Mercury Systems Inc | 2.65% |
| Liberty Live Holdings Inc | 2.60% |
| HeartFlow Inc | 2.57% |
| Enpro Inc | 2.27% |
| Novanta Inc | 2.25% |
| Rubrik Inc | 2.24% |
| Samsara Inc | 2.22% |
BDFFX Portfolio Allocation
Asset-class allocation of Baron Discovery Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 96.8% |
BDFFX Performance
Total returns for BDFFX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 6.2% |
| 1 year | 9.3% |
| 3 years (annualised) | 13.2% |
| 5 years (annualised) | -0.2% |
BDFFX Risk Information
Risk metrics for BDFFX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 15.2%
BDFFX Costs and Fees
BDFFX costs about $133 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.33%
- Gross expense ratio: 1.33%
- Portfolio turnover: 50%
- Brokerage commissions: 5.07 bps of average net assets (SEC N-CEN)
BDFFX Cashflows
Over the 12 months to 2026-06, Baron Discovery Fund had net outflows of $126.54M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$28.19M |
| 2026-05 | −$40.31M |
| 2026-04 | −$41.36M |
| 2026-03 | −$26.64M |
| 2026-02 | −$5.76M |
| 2026-01 | −$24.85M |
BDFFX Debt Constituents
No individual debt constituents are reported in Baron Discovery Fund's latest SEC N-PORT filing.
BDFFX Prospectus and SEC Filings
Official Baron Discovery Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-01-28
- Prospectus (485BPOS) — filed 2025-01-28
- Prospectus (485BPOS) — filed 2024-01-26
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-22
- Portfolio holdings (N-PORT) — filed 2026-03-02
- Annual census (N-CEN) — filed 2025-12-11
- Annual census (N-CEN) — filed 2024-12-06
Related Funds
Other United States Small 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.