MMDKX — MassMutual Select T. Rowe Price Retirement 2055 Fund
Data updated: 2025-08-25
MMDKX — MassMutual Select T. Rowe Price Retirement 2055 Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Target Date / Glide Path Allocation · $104.92M AUM · 0.64% expense ratio · 12.2% 1-yr return. From SEC regulatory filings.
MMDKX Fund Overview
MMDKX — MassMutual Select T. Rowe Price Retirement 2055 Fund is a US mutual fund managed by Massmutual Select Funds, categorised as Target Date / Glide Path Allocation. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Massmutual Select Funds
- Category: Target Date / Glide Path Allocation
- Assets under management: $104.92M
- 1-year return: 12.2%
- Ticker: MMDKX
- SEC CIK: 0000916053
- SEC series ID: S000061104
- Share class ID: C000198041
MMDKX Holdings
Top 9 holdings of MassMutual Select T. Rowe Price Retirement 2055 Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| MassMutual Select T Rowe Price Large Cap Blend Fund Class | 50.58% |
| MassMutual Select T Rowe Price International Equity Fund | 28.92% |
| MassMutual Select T Rowe Price Small and Mid Cap Blend Fund | 11.79% |
| MassMutual Select T Rowe Price Real Assets Fund | 6.31% |
| T Rowe Price US Treasury Money Fund Inc | 1.52% |
| MassMutual Select T Rowe Price Bond Asset Fund | 0.61% |
| T Rowe Price US Treasury Long-Term Index Fund | 0.26% |
| T Rowe Price Dynamic Global Bond Fund | 0.03% |
| T Rowe Price Limited Duration Inflation Focused Bond Fund | 0.01% |
MMDKX Portfolio Allocation
Asset-class allocation of MassMutual Select T. Rowe Price Retirement 2055 Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 100.0% |
MMDKX Performance
Total returns for MMDKX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| 1 year | 12.2% |
| 3 years (annualised) | 15.0% |
| 5 years (annualised) | 11.8% |
MMDKX Risk Information
Risk metrics for MMDKX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.1%
MMDKX Costs and Fees
MMDKX costs about $64 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.64%
- Gross expense ratio: 0.77%
- Portfolio turnover: 41%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
MMDKX Cashflows
Over the 12 months to 2025-06, MassMutual Select T. Rowe Price Retirement 2055 Fund had net outflows of $239.44M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2025-06 | −$9.30K |
| 2025-05 | $878.58K |
| 2025-04 | −$8.13M |
| 2025-03 | −$237.07M |
| 2025-02 | −$3.10M |
| 2025-01 | −$2.70M |
MMDKX Debt Constituents
No individual debt constituents are reported in MassMutual Select T. Rowe Price Retirement 2055 Fund's latest SEC N-PORT filing.
MMDKX Prospectus and SEC Filings
Official MassMutual Select T. Rowe Price Retirement 2055 Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Target Date / Glide Path Allocation 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.