PRDMX — T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.
Data updated: 2026-08-27
PRDMX — T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. United States Mid Cap Growth Equity · $4.92B AUM. Holdings, fees, performance and SEC filings.
PRDMX Fund Overview
PRDMX — T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. is a US mutual fund managed by T. Rowe Price Diversified 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 Diversified Mid-Cap Growth Fund, Inc.
- Category: United States Mid Cap Growth Equity
- Assets under management: $4.92B
- 1-year return: 8.2%
- Ticker: PRDMX
- SEC CIK: 0001267862
- SEC series ID: S000002073
- Share class ID: C000005433
PRDMX Holdings
Top 10 holdings of T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Datadog, Inc. - Class A | 2.51% |
| Cloudflare, Inc. - Class A | 2.32% |
| Comfort Systems USA, Inc. | 2.13% |
| Astera Labs, Inc. | 2.07% |
| Snowflake, Inc. | 1.74% |
| Teradyne, Inc. | 1.65% |
| Cencora, Inc. | 1.49% |
| Targa Resources Corp. | 1.47% |
| Rocket Lab Corp. | 1.47% |
| Simon Property Group, Inc. | 1.47% |
PRDMX Portfolio Allocation
Asset-class allocation of T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 100.0% |
| Cash & Equivalents | 1.3% |
PRDMX Performance
Total returns for PRDMX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 8.2% |
| 1 year | 8.2% |
| 3 years (annualised) | 15.8% |
| 5 years (annualised) | 6.9% |
PRDMX Risk Information
Risk metrics for PRDMX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 11.8%
PRDMX Costs and Fees
PRDMX costs about $84 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.84%
- Gross expense ratio: 0.84%
- Portfolio turnover: 51%
- Brokerage commissions: 1.30 bps of average net assets (SEC N-CEN)
PRDMX Cashflows
Over the 12 months to 2026-06, T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. had net inflows of $1.22B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$4.08M |
| 2026-05 | $1.16M |
| 2026-04 | $20.70M |
| 2026-03 | $78.02M |
| 2026-02 | $9.98M |
| 2026-01 | $14.23M |
PRDMX Debt Constituents
No individual debt constituents are reported in T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.'s latest SEC N-PORT filing.
PRDMX Prospectus and SEC Filings
Official T. Rowe Price Diversified 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 supplement (497) — filed 2025-03-04
- 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.