BRSIX — Ultra-Small Company Market Fund
Data updated: 2026-09-02
BRSIX — Ultra-Small Company Market Fund. Leveraged · $148.09M AUM · 0.75% expense ratio · 56.2% 1-yr return. Holdings, fees, performance and SEC filings.
BRSIX Fund Overview
BRSIX — Ultra-Small Company Market Fund is a US mutual fund managed by Bridgeway Funds INC, categorised as Leveraged. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Bridgeway Funds INC
- Category: Leveraged
- Assets under management: $148.09M
- 1-year return: 56.2%
- Ticker: BRSIX
- SEC CIK: 0000916006
- SEC series ID: S000004424
- Share class ID: C000012187
BRSIX Holdings
Top 10 holdings of Ultra-Small Company Market Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Drey Inst Pref Gov Mm-M | 9.51% |
| Entravision Communications Corp. | 1.40% |
| Fuelcell Energy, Inc. | 1.39% |
| Rackspace Technology, Inc. | 0.97% |
| Axt, Inc. | 0.92% |
| Backblaze, Inc. | 0.70% |
| Climb Bio, Inc. | 0.65% |
| Babcock & Wilcox Enterprises, Inc. | 0.61% |
| Flexsteel Industries, Inc. | 0.60% |
| Envela Corp. | 0.59% |
BRSIX Portfolio Allocation
Asset-class allocation of Ultra-Small Company Market Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.4% |
| Cash & Equivalents | 9.6% |
BRSIX Performance
Total returns for BRSIX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 23.2% |
| 1 year | 56.2% |
| 3 years (annualised) | 22.4% |
| 5 years (annualised) | 5.0% |
BRSIX Risk Information
Risk metrics for BRSIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 15.6%
BRSIX Costs and Fees
BRSIX costs about $75 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.75%
- Gross expense ratio: 0.83%
- Portfolio turnover: 39%
- Brokerage commissions: 25.90 bps of average net assets (SEC N-CEN)
BRSIX Cashflows
Over the 12 months to 2026-06, Ultra-Small Company Market Fund had net outflows of $13.58M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$2.07M |
| 2026-05 | −$1.16M |
| 2026-04 | −$947.79K |
| 2026-03 | −$776.12K |
| 2026-02 | −$803.31K |
| 2026-01 | −$1.81M |
BRSIX Debt Constituents
No individual debt constituents are reported in Ultra-Small Company Market Fund's latest SEC N-PORT filing.
BRSIX Prospectus and SEC Filings
Official Ultra-Small Company Market Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-24
- Prospectus (485BPOS) — filed 2024-10-25
- Prospectus (485BPOS) — filed 2023-10-25
- Portfolio holdings (N-PORT) — filed 2026-08-24
- Portfolio holdings (N-PORT) — filed 2026-05-21
- Portfolio holdings (N-PORT) — filed 2026-02-25
- Annual census (N-CEN) — filed 2026-09-02
- Annual census (N-CEN) — filed 2025-09-09
Related Funds
Other Leveraged 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.