RYUCX — Inverse S&P 500 Strategy Fund
Data updated: 2026-08-28
RYUCX — Inverse S&P 500 Strategy Fund. Inverse / Short · $29.44M AUM · 2.43% expense ratio · -14.5% 1-yr return. Holdings, fees, performance and SEC filings.
RYUCX Fund Overview
RYUCX — Inverse S&P 500 Strategy Fund is a US mutual fund managed by Rydex Series Funds, categorised as Inverse / Short. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Rydex Series Funds
- Category: Inverse / Short
- Assets under management: $29.44M
- 1-year return: -14.5%
- Ticker: RYUCX
- SEC CIK: 0000899148
- SEC series ID: S000003692
- Share class ID: C000010337
RYUCX Holdings
Top 10 holdings of Inverse S&P 500 Strategy Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| J.p. Morgan Securities LLC | 15.17% |
| Merrill Lynch, Pierce, Fenner & Smith Incorporated | 15.17% |
| Guggenheim Funds Trust | 14.59% |
| United States Of America - Bureau Of The Public Debt | 9.51% |
| Federal Home Loan Banks | 6.79% |
| United States Of America - Bureau Of The Public Debt | 6.76% |
| Federal Home Loan Banks | 6.08% |
| Guggenheim Funds Trust | 4.91% |
| Federal Farm Credit Banks Funding Corp. | 3.40% |
| Federal Home Loan Banks | 3.40% |
RYUCX Portfolio Allocation
Asset-class allocation of Inverse S&P 500 Strategy Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 42.0% |
| Cash & Equivalents | 32.3% |
| Equity | 19.5% |
RYUCX Performance
Total returns for RYUCX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -7.7% |
| 1 year | -14.5% |
| 3 years (annualised) | -12.5% |
| 5 years (annualised) | -9.6% |
RYUCX Risk Information
Risk metrics for RYUCX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 12.2%
RYUCX Costs and Fees
RYUCX costs about $243 per $10,000 invested per year in fund expenses.
- Net expense ratio: 2.43%
- Gross expense ratio: 2.53%
- Portfolio turnover: 0%
- Brokerage commissions: 0.16 bps of average net assets (SEC N-CEN)
RYUCX Cashflows
Over the 12 months to 2026-06, Inverse S&P 500 Strategy Fund had net inflows of $8.47M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$1.03M |
| 2026-05 | −$55.47M |
| 2026-04 | $28.71M |
| 2026-03 | $19.80M |
| 2026-02 | $3.84M |
| 2026-01 | −$3.72M |
RYUCX Debt Constituents
Largest debt holdings of Inverse S&P 500 Strategy 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 | 9.51% |
| Federal Home Loan Banks | 6.79% |
| United States Of America - Bureau Of The Public Debt | 6.76% |
| Federal Home Loan Banks | 6.08% |
| Federal Farm Credit Banks Funding Corp. | 3.40% |
| Federal Home Loan Banks | 3.40% |
| Federal Home Loan Banks | 3.36% |
| Federal Home Loan Banks | 2.66% |
RYUCX Prospectus and SEC Filings
Official Inverse S&P 500 Strategy Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2024-07-29
- Prospectus (485BPOS) — filed 2023-07-31
- Prospectus (485BPOS) — filed 2022-07-29
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-06-01
- Portfolio holdings (N-PORT) — filed 2026-03-02
- Annual census (N-CEN) — filed 2026-06-15
- Annual census (N-CEN) — filed 2025-06-13
Related Funds
Other Inverse / Short 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.