BFIX — Build Bond Innovation ETF
Data updated: 2026-05-29
BFIX — Build Bond Innovation ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Short Treasury / Sovereign Bond · $12.66M AUM · 0.45% expense ratio · 5.1% 1-yr return. From SEC regulatory filings.
BFIX Fund Overview
BFIX — Build Bond Innovation ETF is a US ETF managed by Build Funds Trust, categorised as Short Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Build Funds Trust
- Category: Short Treasury / Sovereign Bond
- Assets under management: $12.66M
- 1-year return: 5.1%
- Ticker: BFIX
- SEC CIK: 0001875710
- SEC series ID: S000074231
- Share class ID: C000231840
BFIX Holdings
Top 10 holdings of Build Bond Innovation ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| US Treasury N/b | 7.21% |
| US Treasury N/b | 5.25% |
| US Treasury N/b | 5.19% |
| US Treasury N/b | 5.14% |
| US Treasury N/b | 5.13% |
| US Treasury N/b | 4.17% |
| US Treasury N/b | 4.12% |
| US Treasury N/b | 3.94% |
| US Treasury N/b | 3.84% |
| US Treasury N/b | 3.56% |
BFIX Portfolio Allocation
Asset-class allocation of Build Bond Innovation ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.1% |
| Cash & Equivalents | 0.6% |
| Derivatives | 0.4% |
BFIX Performance
Total returns for BFIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.2% |
| 1 year | 5.1% |
| 3 years (annualised) | 7.7% |
BFIX Risk Information
Risk metrics for BFIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 2.4%
BFIX Costs and Fees
BFIX costs about $45 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.45%
- Gross expense ratio: 0.45%
- Portfolio turnover: 426%
- Brokerage commissions: 2.63 bps of average net assets (SEC N-CEN)
BFIX Cashflows
Over the 12 months to 2026-03, Build Bond Innovation ETF had net inflows of $5.05M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $0 |
| 2026-02 | $639.04K |
| 2026-01 | $634.98K |
| 2025-12 | $0 |
| 2025-11 | $633.47K |
| 2025-10 | $0 |
BFIX Debt Constituents
Largest debt holdings of Build Bond Innovation ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| US Treasury N/b | 7.21% |
| US Treasury N/b | 5.25% |
| US Treasury N/b | 5.19% |
| US Treasury N/b | 5.14% |
| US Treasury N/b | 5.13% |
| US Treasury N/b | 4.17% |
| US Treasury N/b | 4.12% |
| US Treasury N/b | 3.94% |
| US Treasury N/b | 3.84% |
| US Treasury N/b | 3.56% |
BFIX Prospectus and SEC Filings
Official Build Bond Innovation ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Short Treasury / Sovereign Bond 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.