TSTRX — Transamerica Stock Index
Data updated: 2026-05-26
TSTRX — Transamerica Stock Index data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Large Cap Blend / Core Equity · $174.62M AUM · 0.64% expense ratio · 17.0% 1-yr return. From SEC regulatory filings.
TSTRX Fund Overview
TSTRX — Transamerica Stock Index is a US mutual fund managed by Transamerica Funds, 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: Transamerica Funds
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $174.62M
- 1-year return: 17.0%
- Ticker: TSTRX
- SEC CIK: 0000787623
- SEC series ID: S000054675
- Share class ID: C000171784
TSTRX Holdings
Top 1 holdings of Transamerica Stock Index by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Master Investment Portfolio | 100.05% |
TSTRX Portfolio Allocation
Asset-class allocation of Transamerica Stock Index by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 100.0% |
TSTRX Performance
Total returns for TSTRX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -4.5% |
| 1 year | 17.0% |
| 3 years (annualised) | 17.5% |
| 5 years (annualised) | 11.3% |
TSTRX Risk Information
Risk metrics for TSTRX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.3%
TSTRX Costs and Fees
TSTRX costs about $64 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.64%
- Gross expense ratio: 0.64%
- Portfolio turnover: 14%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
TSTRX Cashflows
Over the 12 months to 2026-03, Transamerica Stock Index had net outflows of $87.61M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$1.86M |
| 2026-02 | $903.53K |
| 2026-01 | −$6.47M |
| 2025-12 | −$58.00M |
| 2025-11 | −$11.14M |
| 2025-10 | −$1.45M |
TSTRX Debt Constituents
No individual debt constituents are reported in Transamerica Stock Index's latest SEC N-PORT filing.
TSTRX Prospectus and SEC Filings
Official Transamerica Stock Index 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.