RRMGX — T. Rowe Price Mid-Cap Growth Fund, Inc.
Data updated: 2026-08-27
RRMGX — T. Rowe Price Mid-Cap Growth Fund, Inc. United States Mid Cap Growth Equity · $23.03B AUM. Holdings, fees, performance and SEC filings.
RRMGX Fund Overview
RRMGX — T. Rowe Price Mid-Cap Growth Fund, Inc. is a US mutual fund managed by T. Rowe Price Mid-Cap Growth Fund, Inc., categorised as United States Mid Cap Growth Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: T. Rowe Price Mid-Cap Growth Fund, Inc.
- Category: United States Mid Cap Growth Equity
- Assets under management: $23.03B
- 1-year return: 6.9%
- Ticker: RRMGX
- SEC CIK: 0000887147
- SEC series ID: S000002102
- Share class ID: C000005472
RRMGX Holdings
Top 10 holdings of T. Rowe Price Mid-Cap Growth Fund, Inc. by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| T. Rowe Price Government Reserve Fund | 2.37% |
| Agilent Technologies, Inc. | 2.37% |
| Keysight Technologies In | 2.11% |
| Mettler-Toledo International | 2.04% |
| Teradyne, Inc. | 1.97% |
| Macom Technology Solutions Holdings, Inc. | 1.96% |
| Datadog, Inc. - Class A | 1.85% |
| Yum Brands, Inc. | 1.80% |
| Burlington Stores, Inc. | 1.71% |
| Lattice Semiconductor Corp. | 1.65% |
RRMGX Portfolio Allocation
Asset-class allocation of T. Rowe Price Mid-Cap Growth Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 97.6% |
| Cash & Equivalents | 2.4% |
RRMGX Performance
Total returns for RRMGX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 4.6% |
| 1 year | 6.9% |
| 3 years (annualised) | 7.5% |
| 5 years (annualised) | 2.4% |
RRMGX Risk Information
Risk metrics for RRMGX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 9.8%
RRMGX Costs and Fees
RRMGX costs about $131 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.31%
- Gross expense ratio: 1.31%
- Portfolio turnover: 32%
- Brokerage commissions: 1.84 bps of average net assets (SEC N-CEN)
RRMGX Cashflows
Over the 12 months to 2026-06, T. Rowe Price Mid-Cap Growth Fund, Inc. had net outflows of $4.98B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$759.55M |
| 2026-05 | −$416.71M |
| 2026-04 | −$367.22M |
| 2026-03 | −$612.76M |
| 2026-02 | −$477.87M |
| 2026-01 | −$606.12M |
RRMGX Debt Constituents
No individual debt constituents are reported in T. Rowe Price Mid-Cap Growth Fund, Inc.'s latest SEC N-PORT filing.
RRMGX Prospectus and SEC Filings
Official T. Rowe Price Mid-Cap Growth Fund, Inc. filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-02-25
- Prospectus (485BPOS) — filed 2025-02-25
- Prospectus (485BPOS) — filed 2024-04-25
- Portfolio holdings (N-PORT) — filed 2026-08-27
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-03-13
- Annual census (N-CEN) — filed 2025-03-14
Related Funds
Other United States Mid Cap Growth 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.