CAUKX — U.S. Government Securities Fund
Data updated: 2026-07-30
CAUKX — U.S. Government Securities Fund. Intermediate Treasury / Sovereign Bond · $10.81M AUM. Holdings, fees, performance and SEC filings.
CAUKX Fund Overview
CAUKX — U.S. Government Securities Fund is a US mutual fund managed by Shelton Funds, categorised as Intermediate Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Shelton Funds
- Category: Intermediate Treasury / Sovereign Bond
- Assets under management: $10.81M
- 1-year return: 2.6%
- Ticker: CAUKX
- SEC CIK: 0000778206
- SEC series ID: S000016028
- Share class ID: C000044042
CAUKX Holdings
Top 10 holdings of U.S. Government Securities Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Of America - Bureau Of The Public Debt | 13.17% |
| United States Of America - Bureau Of The Public Debt | 12.74% |
| United States Of America - Bureau Of The Public Debt | 10.98% |
| United States Of America - Bureau Of The Public Debt | 10.68% |
| United States Of America - Bureau Of The Public Debt | 8.56% |
| United States Of America - Bureau Of The Public Debt | 7.66% |
| United States Of America - Bureau Of The Public Debt | 7.62% |
| United States Of America - Bureau Of The Public Debt | 7.16% |
| United States Of America - Bureau Of The Public Debt | 5.45% |
| United States Of America - Bureau Of The Public Debt | 4.70% |
CAUKX Portfolio Allocation
Asset-class allocation of U.S. Government Securities Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 97.8% |
| Securitized | 1.6% |
CAUKX Performance
Total returns for CAUKX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.6% |
| 1 year | 2.6% |
| 3 years (annualised) | 1.3% |
| 5 years (annualised) | -0.9% |
CAUKX Risk Information
Risk metrics for CAUKX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.1%
CAUKX Costs and Fees
CAUKX costs about $126 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.26%
- Gross expense ratio: 1.64%
- Portfolio turnover: 52%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
CAUKX Cashflows
Over the 12 months to 2026-05, U.S. Government Securities Fund had net inflows of $924.65K, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | $94.13K |
| 2026-04 | −$33.89K |
| 2026-03 | −$1.74K |
| 2026-02 | $449.37K |
| 2026-01 | $208.09K |
| 2025-12 | $106.95K |
CAUKX Debt Constituents
Largest debt holdings of U.S. Government Securities Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Of America - Bureau Of The Public Debt | 13.17% |
| United States Of America - Bureau Of The Public Debt | 12.74% |
| United States Of America - Bureau Of The Public Debt | 10.98% |
| United States Of America - Bureau Of The Public Debt | 10.68% |
| United States Of America - Bureau Of The Public Debt | 8.56% |
| United States Of America - Bureau Of The Public Debt | 7.66% |
| United States Of America - Bureau Of The Public Debt | 7.62% |
| United States Of America - Bureau Of The Public Debt | 7.16% |
| United States Of America - Bureau Of The Public Debt | 5.45% |
| United States Of America - Bureau Of The Public Debt | 4.70% |
CAUKX Prospectus and SEC Filings
Official U.S. Government Securities Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-12-29
- Prospectus supplement (497) — filed 2025-12-31
- Prospectus supplement (497) — filed 2025-01-03
- Portfolio holdings (N-PORT) — filed 2026-07-30
- Portfolio holdings (N-PORT) — filed 2026-04-29
- Portfolio holdings (N-PORT) — filed 2026-01-29
- Annual census (N-CEN) — filed 2025-11-14
- Annual census (N-CEN) — filed 2024-11-14
Related Funds
Other Intermediate 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.