RRMGX Holdings — T. Rowe Price Mid-Cap Growth Fund, Inc.
Data updated: 2026-08-27
RRMGX holds 132 securities. The top 10 make up 19.8% of net assets, led by T. Rowe Price Government Reserve Fund (2.37%) and Agilent Technologies (2.37%). Information Technology (28.9%) and Industrials (18.9%) are the largest sectors, and 90.0% of the portfolio is in United States. No debt holdings are reported.
Holdings cover 100.01% of net asset value (99.95% of total assets; remainder is cash and receivables). As of June 30, 2026 · N-PORT.
RRMGX Portfolio Holdings
132 holdings of T. Rowe Price Mid-Cap Growth Fund, Inc. by percentage of net assets, from the fund's SEC N-PORT filing as of June 30, 2026. The 100 largest are listed below; the interactive table on this page lists all 132.
| Holding | Ticker | Sector | % of net assets | Value (USD) |
|---|---|---|---|---|
| T. Rowe Price Government Reserve Fund | — | Funds & ETFs | 2.37% | $546.17M |
| Agilent Technologies, Inc. | A | Health Care | 2.37% | $545.65M |
| Keysight Technologies, Inc. | KEYS | Information Technology | 2.11% | $485.38M |
| Mettler-Toledo International, Inc. | MTD | Health Care | 2.04% | $468.80M |
| Teradyne, Inc. | TER | Information Technology | 1.97% | $454.17M |
| Macom Technology Solutions Holdings, Inc. | MTSI | Information Technology | 1.96% | $450.91M |
| Datadog, Inc. | DDOG | Information Technology | 1.85% | $427.11M |
| Yum! Brands, Inc. | YUM | Consumer Discretionary | 1.80% | $413.65M |
| Burlington Stores, Inc. | BURL | Consumer Discretionary | 1.71% | $393.11M |
| Lattice Semiconductor Corp. | LSCC | Information Technology | 1.65% | $381.00M |
| Alnylam Pharmaceuticals, Inc. | ALNY | Health Care | 1.52% | $350.93M |
| Assurant, Inc. | AIZ | Financials | 1.49% | $343.77M |
| Dollar Tree, Inc. | DLTR | Consumer Staples | 1.42% | $327.16M |
| West Pharmaceutical Services, Inc. | WST | Health Care | 1.39% | $321.23M |
| Viking Holdings Ltd. | VIK | Consumer Discretionary | 1.37% | $315.94M |
| Veralto Corp. | VLTO | Industrials | 1.37% | $315.30M |
| MSCI, Inc. | MSCI | Financials | 1.37% | $314.48M |
| Ptc, Inc. | PTC | Information Technology | 1.36% | $313.34M |
| US Foods Holding Corp. | USFD | Consumer Staples | 1.35% | $310.25M |
| Ferguson Enterprises, Inc. | FERG | Industrials | 1.33% | $306.57M |
| Veeva Systems, Inc. | VEEV | Health Care | 1.24% | $285.76M |
| Tyler Technologies, Inc. | TYL | Information Technology | 1.24% | $284.55M |
| Ul Solutions, Inc. | ULS | Industrials | 1.22% | $280.47M |
| Cooper Cos Inc/the | COO | Health Care | 1.21% | $278.50M |
| Technipfmc PLC | FTI | Energy | 1.21% | $277.70M |
| Old Dominion Freight Line, Inc. | ODFL | Industrials | 1.15% | $265.88M |
| Ingersoll Rand, Inc. | IR | Industrials | 1.14% | $263.50M |
| Snowflake, Inc. | SNOW | Information Technology | 1.10% | $252.49M |
| Microchip Technology, Inc. | MCHP | Information Technology | 1.09% | $251.69M |
| Esab Corp. | ESAB | Industrials | 1.07% | $246.88M |
| Cloudflare, Inc. | NET | Information Technology | 1.07% | $245.92M |
| Transunion | TRU | Industrials | 1.06% | $244.02M |
| New York Times Co/the | NYT | Communication Services | 1.06% | $243.65M |
| Manhattan Associates, Inc. | MANH | Information Technology | 1.03% | $236.86M |
| Reddit, Inc. | RDDT | Information Technology | 1.03% | $236.80M |
| Elanco Animal Health, Inc. | ELAN | Health Care | 1.02% | $235.08M |
| Xpo, Inc. | XPO | Industrials | 0.99% | $227.67M |
| Hilton Worldwide Holdings, Inc. | HLT | Consumer Discretionary | 0.99% | $227.61M |
| Liberty Live Holdings, Inc. | LLYVK | Consumer Discretionary | 0.98% | $225.32M |
| Raymond James Financial, Inc. | RJF | Financials | 0.97% | $224.24M |
| Domino's Pizza, Inc. | DPZ | Consumer Staples | 0.96% | $220.09M |
| Everpure, Inc. | P | Information Technology | 0.95% | $219.16M |
| Lumentum Holdings, Inc. | LITE | Information Technology | 0.95% | $218.28M |
| Pool Corp. | POOL | Industrials | 0.94% | $217.40M |
| Fabrinet | FN | Information Technology | 0.94% | $216.67M |
| Martin Marietta Materials, Inc. | MLM | Materials | 0.94% | $216.26M |
| Astera Labs, Inc. | ALAB | Information Technology | 0.92% | $212.19M |
| Textron, Inc. | TXT | Industrials | 0.91% | $210.54M |
| Teleflex, Inc. | TFX | Health Care | 0.91% | $208.66M |
| Ulta Beauty, Inc. | ULTA | Consumer Discretionary | 0.90% | $208.12M |
| Rb Global, Inc. | RBA | Industrials | 0.88% | $203.39M |
| Nrg Energy, Inc. | NRG | Utilities | 0.81% | $186.02M |
| Birkenstock Holding PLC | BIRK | Consumer Discretionary | 0.78% | $179.83M |
| Itt, Inc. | ITT | Industrials | 0.76% | $174.41M |
| Tradeweb Markets, Inc. | TW | Financials | 0.75% | $172.79M |
| Zoom Communications, Inc. | ZM | Information Technology | 0.74% | $171.21M |
| Robinhood Markets, Inc. | HOOD | Financials | 0.74% | $170.66M |
| Ascendis Pharma A/s | ASND | Health Care | 0.74% | $170.46M |
| Service Corp. International/us | SCI | Consumer Discretionary | 0.74% | $169.36M |
| Cytokinetics, Inc. | CYTK | Health Care | 0.73% | $168.01M |
| Eqt Corp. | EQT | Energy | 0.73% | $167.20M |
| Dt Midstream, Inc. | DTM | Energy | 0.72% | $166.40M |
| Woodward, Inc. | WWD | Industrials | 0.72% | $165.58M |
| Td Synnex Corp. | SNX | Information Technology | 0.72% | $164.74M |
| Natera, Inc. | NTRA | Health Care | 0.70% | $161.64M |
| Paylocity Holding Corp. | PCTY | Information Technology | 0.70% | $161.64M |
| Liberty Media Corp.-Liberty Formula One | FWONK | Communication Services | 0.69% | $159.03M |
| Ionis Pharmaceuticals, Inc. | IONS | Health Care | 0.69% | $158.47M |
| Planet Fitness, Inc. | PLNT | Consumer Discretionary | 0.63% | $144.86M |
| Wyndham Hotels & Resorts, Inc. | WH | Consumer Discretionary | 0.62% | $143.02M |
| Cboe Global Markets, Inc. | CBOE | Financials | 0.62% | $142.69M |
| Rocket Lab Corp. | RKLB | Industrials | 0.62% | $141.89M |
| Sitime Corp. | SITM | Information Technology | 0.61% | $141.44M |
| Modine Manufacturing Co. | MOD | Consumer Discretionary | 0.61% | $139.83M |
| Credo Technology Group Holding Ltd. | CRDO | Information Technology | 0.60% | $137.14M |
| Casey's General Stores, Inc. | CASY | Consumer Staples | 0.58% | $133.59M |
| Mastec, Inc. | MTZ | Industrials | 0.57% | $130.98M |
| Booz Allen Hamilton Holding Corp. | BAH | Industrials | 0.57% | $130.37M |
| Insulet Corp. | PODD | Health Care | 0.53% | $121.64M |
| Bwx Technologies, Inc. | BWXT | Industrials | 0.53% | $121.40M |
| Nvent Electric PLC | NVT | Industrials | 0.50% | $115.28M |
| Api Group Corp. | APG | Industrials | 0.50% | $114.53M |
| Avery Dennison Corp. | AVY | Materials | 0.49% | $111.85M |
| Permian Resources Corp. | PR | Energy | 0.48% | $111.63M |
| Nxp Semiconductors NV | NXPI | Information Technology | 0.47% | $108.81M |
| Quanta Services, Inc. | PWR | Industrials | 0.47% | $107.77M |
| Mongodb, Inc. | MDB | Information Technology | 0.46% | $106.95M |
| Medline, Inc. | MDLN | Health Care | 0.42% | $96.17M |
| Biontech SE | BNTX | Health Care | 0.41% | $94.78M |
| Dutch Bros, Inc. | BROS | Consumer Discretionary | 0.41% | $93.31M |
| Insmed, Inc. | INSM | Health Care | 0.40% | $92.08M |
| Standardaero, Inc. | SARO | Industrials | 0.39% | $90.95M |
| Heico Corp. | HEI | Industrials | 0.38% | $87.11M |
| Live Nation Entertainment, Inc. | LYV | Communication Services | 0.37% | $85.52M |
| Cheniere Energy, Inc. | LNG | Energy | 0.36% | $82.27M |
| Ralliant Corp. | RAL | Information Technology | 0.35% | $80.90M |
| Cenovus Energy, Inc. | CVE | Energy | 0.35% | $80.41M |
| Blackberry Ltd. | BB | Information Technology | 0.35% | $79.98M |
| Sportradar Group AG | SRAD | Information Technology | 0.35% | $79.94M |
| Guidewire Software, Inc. | GWRE | Information Technology | 0.34% | $78.84M |
RRMGX Sector Allocation
T. Rowe Price Mid-Cap Growth Fund, Inc. holdings grouped by sector, by share of the portfolio's market value.
| Sector | Weight | Holdings |
|---|---|---|
| Information Technology | 28.9% | 35 |
| Industrials | 18.9% | 26 |
| Health Care | 18.3% | 24 |
| Consumer Discretionary | 11.8% | 13 |
| Financials | 6.6% | 10 |
| Consumer Staples | 4.3% | 4 |
| Energy | 3.8% | 6 |
| Funds & ETFs | 2.4% | 1 |
| Communication Services | 2.2% | 4 |
| Materials | 1.4% | 2 |
| Utilities | 0.9% | 2 |
| Unknown | 0.5% | 5 |
RRMGX Country Allocation
Where T. Rowe Price Mid-Cap Growth Fund, Inc.'s holdings are domiciled, by percentage of net assets (largest 12).
| Country | % of net assets |
|---|---|
| United States | 90.0% |
| Canada | 2.1% |
| Cayman Islands | 1.6% |
| Bermuda | 1.4% |
| United Kingdom | 1.2% |
| Jersey | 0.8% |
| Denmark | 0.7% |
| Switzerland | 0.6% |
| Ireland | 0.5% |
| Netherlands | 0.5% |
| Germany | 0.4% |
| Italy | 0.2% |
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% |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.