SSPIX — SIMT S&P 500 Index Fund
Data updated: 2026-05-29
SSPIX — SIMT S&P 500 Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Large Cap Blend / Core Equity · $1.03B AUM · 0.54% expense ratio · 17.5% 1-yr return. From SEC regulatory filings.
SSPIX Fund Overview
SSPIX — SIMT S&P 500 Index Fund is a US mutual fund managed by Sei Institutional Managed Trust, categorised as United States Large Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Sei Institutional Managed Trust
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $1.03B
- 1-year return: 17.5%
- Ticker: SSPIX
- SEC CIK: 0000804239
- SEC series ID: S000018490
- Share class ID: C000051280
SSPIX Holdings
Top 10 holdings of SIMT S&P 500 Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| NVIDIA Corporation | 7.45% |
| Apple Inc. | 6.55% |
| Microsoft Corporation | 4.83% |
| Amazon.com, Inc. | 3.57% |
| Alphabet Inc. | 2.94% |
| Broadcom Inc. | 2.58% |
| Alphabet Inc. | 2.36% |
| Meta Platforms, Inc. | 2.20% |
| Tesla, Inc. | 1.84% |
| Berkshire Hathaway Inc. | 1.54% |
SSPIX Portfolio Allocation
Asset-class allocation of SIMT S&P 500 Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 98.2% |
| Derivatives | 1.8% |
| Cash & Equivalents | 1.6% |
SSPIX Performance
Total returns for SSPIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -4.4% |
| 1 year | 17.5% |
| 3 years (annualised) | 18.0% |
| 5 years (annualised) | 11.8% |
SSPIX Risk Information
Risk metrics for SSPIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.3%
SSPIX Costs and Fees
SSPIX costs about $54 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.54%
- Gross expense ratio: 0.54%
- Portfolio turnover: 3%
- Brokerage commissions: 0.08 bps of average net assets (SEC N-CEN)
SSPIX Cashflows
Over the 12 months to 2026-03, SIMT S&P 500 Index Fund had net inflows of $29.31M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$3.35M |
| 2026-02 | −$48.67M |
| 2026-01 | $46.19M |
| 2025-12 | $2.30M |
| 2025-11 | −$582.24K |
| 2025-10 | $52.96M |
SSPIX Debt Constituents
No individual debt constituents are reported in SIMT S&P 500 Index Fund's latest SEC N-PORT filing.
SSPIX Prospectus and SEC Filings
Official SIMT S&P 500 Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Large 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.