DDX — Discipline Fund ETF

Data updated: 2026-06-29

DDX — Discipline Fund ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Multi-Cap / All-Cap Blend / Core Equity · $65.70M AUM · 0.25% expense ratio · 11.8% 1-yr return. From SEC regulatory filings.

DDX Fund Overview

DDX — Discipline Fund ETF is a US ETF managed by EA Series Trust, categorised as United States Multi-Cap / All-Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US ETF
  • Manager: EA Series Trust
  • Category: United States Multi-Cap / All-Cap Blend / Core Equity
  • Assets under management: $65.70M
  • 1-year return: 11.8%
  • Ticker: DDX
  • SEC CIK: 0001592900
  • SEC series ID: S000072739
  • Share class ID: C000229231

DDX Holdings

Top 9 holdings of Discipline Fund ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Vanguard Intermediate-Term Treasury ETF28.34%
State Street SPDR Portfolio Developed World ex-US ETF17.40%
Vanguard Short-Term Treasury ETF14.52%
United States Treasury Bill14.35%
Vanguard Value ETF10.73%
Vanguard Long-Term Treasury ETF5.61%
Vanguard FTSE Emerging Markets ETF5.18%
Vanguard S&P 500 ETF3.58%
First American Government Obligations Fund0.31%

View all DDX holdings

DDX Portfolio Allocation

Asset-class allocation of Discipline Fund ETF by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity85.4%
Cash & Equivalents14.7%

DDX Performance

Total returns for DDX (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD3.3%
1 year11.8%
3 years (annualised)7.4%

DDX Risk Information

Risk metrics for DDX, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 5.6%

DDX Costs and Fees

DDX costs about $25 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 0.25%
  • Gross expense ratio: 0.29%
  • Portfolio turnover: 2%
  • Brokerage commissions: 0.47 bps of average net assets (SEC N-CEN)

DDX Cashflows

Over the 12 months to 2026-04, Discipline Fund ETF had net inflows of $10.87M, from monthly SEC N-PORT filings.

MonthNet flow
2026-04$741.62K
2026-03$0
2026-02$3.22M
2026-01$977.10K
2025-12$0
2025-11$1.68M

DDX Debt Constituents

No individual debt constituents are reported in Discipline Fund ETF's latest SEC N-PORT filing.

DDX Prospectus and SEC Filings

Official Discipline Fund ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Multi-Cap / All-Cap Blend / Core 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.