BTIAX — U.S. Treasury Index Fund

Data updated: 2025-05-27

BTIAX — U.S. Treasury Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Alternative · $64.08M AUM · 0.16% expense ratio · 4.1% 1-yr return. From SEC regulatory filings.

BTIAX Fund Overview

BTIAX — U.S. Treasury Index Fund is a US mutual fund managed by Northern Funds, categorised as Alternative. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: Northern Funds
  • Category: Alternative
  • Assets under management: $64.08M
  • 1-year return: 4.1%
  • Ticker: BTIAX
  • SEC CIK: 0000916620
  • SEC series ID: S000038897
  • Share class ID: C000119675

BTIAX Holdings

Top 1 holdings of U.S. Treasury Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Northern Institutional Funds100.07%

View all BTIAX holdings

BTIAX Portfolio Allocation

Asset-class allocation of U.S. Treasury Index Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Cash & Equivalents100.1%

BTIAX Performance

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

PeriodTotal return
1 year4.1%
3 years (annualised)-0.3%
5 years (annualised)-1.9%

BTIAX Risk Information

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

  • 1-year volatility (annualised): 5.6%

BTIAX Costs and Fees

BTIAX costs about $16 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 0.16%
  • Gross expense ratio: 0.27%
  • Portfolio turnover: 24%
  • Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)

BTIAX Cashflows

Over the 12 months to 2025-03, U.S. Treasury Index Fund had net outflows of $7.44M, from monthly SEC N-PORT filings.

MonthNet flow
2025-03$356.49K
2025-02−$5.08M
2025-01−$145.07K
2024-12−$6.34M
2024-11−$21.29K
2024-10−$969.71K

BTIAX Debt Constituents

No individual debt constituents are reported in U.S. Treasury Index Fund's latest SEC N-PORT filing.

BTIAX Prospectus and SEC Filings

Official U.S. Treasury Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other Alternative 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.