STMSX — SIMT Tax-Managed Small/Mid Cap Fund
Data updated: 2026-05-29
STMSX — SIMT Tax-Managed Small/Mid Cap Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Multi-Cap / All-Cap Blend / Core Equity · $672.97M AUM · 1.24% expense ratio · 16.4% 1-yr return. From SEC regulatory filings.
STMSX Fund Overview
STMSX — SIMT Tax-Managed Small/Mid Cap Fund is a US mutual fund managed by Sei Institutional Managed 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 mutual fund
- Manager: Sei Institutional Managed Trust
- Category: United States Multi-Cap / All-Cap Blend / Core Equity
- Assets under management: $672.97M
- 1-year return: 16.4%
- Ticker: STMSX
- SEC CIK: 0000804239
- SEC series ID: S000006677
- Share class ID: C000018202
STMSX Holdings
Top 10 holdings of SIMT Tax-Managed Small/Mid Cap Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Jackson Financial Inc. | 1.54% |
| Commercial Metals Company | 1.14% |
| Keysight Technologies, Inc. | 1.08% |
| Photronics, Inc. | 1.00% |
| Astec Industries, Inc. | 0.97% |
| Rbc Bearings Incorporated | 0.96% |
| Old National Bancorp | 0.94% |
| Cno Financial Group, Inc. | 0.86% |
| Columbia Banking System, Inc. | 0.86% |
| Molina Healthcare, Inc. | 0.85% |
STMSX Portfolio Allocation
Asset-class allocation of SIMT Tax-Managed Small/Mid Cap Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 98.3% |
| Cash & Equivalents | 1.5% |
| Derivatives | 1.1% |
STMSX Performance
Total returns for STMSX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.0% |
| 1 year | 16.4% |
| 3 years (annualised) | 11.2% |
| 5 years (annualised) | 4.8% |
STMSX Risk Information
Risk metrics for STMSX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 11.4%
STMSX Costs and Fees
STMSX costs about $124 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.24%
- Gross expense ratio: 1.24%
- Portfolio turnover: 36%
- Brokerage commissions: 3.02 bps of average net assets (SEC N-CEN)
STMSX Cashflows
Over the 12 months to 2026-03, SIMT Tax-Managed Small/Mid Cap Fund had net inflows of $18.79M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$4.78M |
| 2026-02 | −$4.66M |
| 2026-01 | $65.08M |
| 2025-12 | −$3.38M |
| 2025-11 | −$3.55M |
| 2025-10 | $14.85M |
STMSX Debt Constituents
No individual debt constituents are reported in SIMT Tax-Managed Small/Mid Cap Fund's latest SEC N-PORT filing.
STMSX Prospectus and SEC Filings
Official SIMT Tax-Managed Small/Mid Cap Fund 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.