Holdings of MassMutual Mid Cap Growth Fund
MASSMUTUAL SELECT FUNDS ·178 declared positions · as of Mar 31, 2026
Original filing · Net assets 2.8B $ · Ten largest lines: 17.7 % of the equity sleeve
Sector breakdown
- Technology 14.9 %
- Consumer discretionary 12.2 %
- Health care 11.5 %
- Industrials 10.6 %
- Energy 3.7 %
- Financials 3.7 %
- Materials 2.4 %
- Consumer staples 0.9 %
- Communication 0.6 %
- Utilities 0.4 %
- Unattributed 39.1 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 100.0 %
The quoted currency of each line, as declared.
Country breakdown
- US 93.7 %
- BM 1.5 %
- GB 1.3 %
- NL 0.7 %
- CH 0.7 %
- DK 0.6 %
- CA 0.5 %
- JE 0.5 %
- DE 0.3 %
- KY 0.1 %
Shares computed on the equity sleeve.
| Rank | Country | Lines | Value | Share |
|---|---|---|---|---|
| 1 | US | 167 | 2.5B $ | 93.70 % |
| 2 | BM | 1 | 40.3M $ | 1.50 % |
| 3 | GB | 1 | 35.6M $ | 1.32 % |
| 4 | NL | 1 | 18.9M $ | 0.70 % |
| 5 | CH | 3 | 18.4M $ | 0.68 % |
| 6 | DK | 1 | 16.4M $ | 0.61 % |
| 7 | CA | 1 | 14.7M $ | 0.55 % |
| 8 | JE | 1 | 14.6M $ | 0.54 % |
| 9 | DE | 1 | 8.5M $ | 0.32 % |
| 10 | KY | 1 | 2.3M $ | 0.09 % |
Positions
| Rank | Company | Shares | Value | Weight |
|---|---|---|---|---|
| 1 | Hilton Worldwide Holdings Inc | 182,234 | 55.4M $ | 2.01 % |
| 2 | XPO Inc | 278,637 | 54.2M $ | 1.97 % |
| 3 | Monolithic Power Systems Inc | 48,041 | 52.5M $ | 1.91 % |
| 4 | Lattice Semiconductor Corp | 543,762 | 50.4M $ | 1.83 % |
| 5 | Agilent Technologies Inc | 434,387 | 49.5M $ | 1.80 % |
| 6 | Mettler-Toledo International Inc | 37,332 | 47.1M $ | 1.71 % |
| 7 | Burlington Stores Inc | 143,581 | 46.7M $ | 1.70 % |
| 8 | Cencora Inc | 131,835 | 41.4M $ | 1.50 % |
| 9 | Alnylam Pharmaceuticals Inc | 121,989 | 40.4M $ | 1.47 % |
| 10 | Viking Holdings Ltd | 549,050 | 40.3M $ | 1.46 % |
| 11 | Yum! Brands Inc | 242,335 | 37.7M $ | 1.37 % |
| 12 | Keysight Technologies Inc | 131,442 | 37.1M $ | 1.35 % |
| 13 | MSCI Inc | 68,521 | 36.9M $ | 1.34 % |
| 14 | PTC Inc | 257,993 | 36.8M $ | 1.33 % |
| 15 | Domino's Pizza Inc | 100,799 | 36.2M $ | 1.31 % |
| 16 | TechnipFMC PLC | 515,308 | 35.6M $ | 1.29 % |
| 17 | Cheniere Energy Inc | 113,087 | 32.1M $ | 1.16 % |
| 18 | Assurant Inc | 141,904 | 30.9M $ | 1.12 % |
| 19 | Tyler Technologies Inc | 89,663 | 30.7M $ | 1.11 % |
| 20 | Old Dominion Freight Line Inc | 155,317 | 30.3M $ | 1.10 % |
| 21 | Liberty Media Corp-Liberty Formula One | 353,735 | 30.1M $ | 1.09 % |
| 22 | Dollar Tree Inc | 268,129 | 29.4M $ | 1.07 % |
| 23 | Veralto Corp | 327,700 | 29M $ | 1.05 % |
| 24 | MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC | 129,881 | 28.8M $ | 1.05 % |
| 25 | Veeva Systems Inc | 160,379 | 28.2M $ | 1.02 % |
| 26 | Cooper Cos Inc/The | 393,256 | 28.1M $ | 1.02 % |
| 27 | New York Times Co/The | 335,199 | 28.1M $ | 1.02 % |
| 28 | Microchip Technology Inc | 433,998 | 28M $ | 1.02 % |
| 29 | Ferguson Enterprises Inc | 119,039 | 27.8M $ | 1.01 % |
| 30 | Quanta Services Inc | 50,187 | 27.6M $ | 1.00 % |
| 31 | Planet Fitness Inc | 364,301 | 27.1M $ | 0.98 % |
| 32 | EQT Corp | 410,459 | 26.1M $ | 0.95 % |
| 33 | Royal Caribbean Cruises Ltd | 90,469 | 24.9M $ | 0.90 % |
| 34 | Martin Marietta Materials Inc | 41,611 | 24.5M $ | 0.89 % |
| 35 | West Pharmaceutical Services Inc | 97,700 | 24.5M $ | 0.89 % |
| 36 | Esab Corp | 248,610 | 24M $ | 0.87 % |
| 37 | Ingersoll Rand Inc | 296,171 | 23.7M $ | 0.86 % |
| 38 | UL Solutions Inc | 264,118 | 22.6M $ | 0.82 % |
| 39 | Cboe Global Markets Inc | 80,286 | 22.6M $ | 0.82 % |
| 40 | Ulta Beauty Inc | 42,528 | 22.2M $ | 0.81 % |
| 41 | Ross Stores Inc | 102,067 | 22.1M $ | 0.80 % |
| 42 | Natera Inc | 109,546 | 21.9M $ | 0.80 % |
| 43 | Raymond James Financial Inc | 149,725 | 21.7M $ | 0.79 % |
| 44 | TransUnion | 311,726 | 21.6M $ | 0.78 % |
| 45 | Pool Corp | 106,126 | 21.5M $ | 0.78 % |
| 46 | Avery Dennison Corp | 123,533 | 21.3M $ | 0.77 % |
| 47 | Service Corp International/US | 251,347 | 20.7M $ | 0.75 % |
| 48 | Marvell Technology Inc | 204,672 | 20.3M $ | 0.74 % |
| 49 | Textron Inc | 229,833 | 20.1M $ | 0.73 % |
| 50 | Booz Allen Hamilton Holding Corp | 256,617 | 20M $ | 0.73 % |
| 51 | Teleflex Inc | 167,300 | 20M $ | 0.73 % |
| 52 | Manhattan Associates Inc | 149,100 | 19.8M $ | 0.72 % |
| 53 | Elanco Animal Health Inc | 824,585 | 19.7M $ | 0.72 % |
| 54 | Ionis Pharmaceuticals Inc | 254,240 | 19.1M $ | 0.69 % |
| 55 | NXP Semiconductors NV | 95,944 | 18.9M $ | 0.69 % |
| 56 | API Group Corp | 465,456 | 18.9M $ | 0.68 % |
| 57 | FTAI Aviation Ltd | 76,655 | 18.8M $ | 0.68 % |
| 58 | Paylocity Holding Corp | 172,218 | 18.6M $ | 0.68 % |
| 59 | Liberty Live Holdings Inc | 195,008 | 18.4M $ | 0.67 % |
| 60 | Everpure Inc | 308,330 | 18.2M $ | 0.66 % |
| 61 | Reddit Inc | 132,223 | 17.8M $ | 0.65 % |
| 62 | Akamai Technologies Inc | 154,575 | 17.8M $ | 0.64 % |
| 63 | Tradeweb Markets Inc | 147,752 | 17.4M $ | 0.63 % |
| 64 | Insulet Corp | 79,900 | 16.8M $ | 0.61 % |
| 65 | US Foods Holding Corp | 180,561 | 16.6M $ | 0.60 % |
| 66 | Ascendis Pharma A/S | 71,578 | 16.4M $ | 0.59 % |
| 67 | Knight-Swift Transportation Holdings Inc | 283,485 | 16.3M $ | 0.59 % |
| 68 | Ball Corp | 272,242 | 16.1M $ | 0.58 % |
| 69 | ITT Inc | 80,000 | 15.2M $ | 0.55 % |
| 70 | Teradyne Inc | 50,980 | 15.1M $ | 0.55 % |
| 71 | RB Global Inc | 153,800 | 14.7M $ | 0.54 % |
| 72 | Zoom Communications Inc | 182,200 | 14.6M $ | 0.53 % |
| 73 | Birkenstock Holding Plc | 406,801 | 14.6M $ | 0.53 % |
| 74 | MongoDB Inc | 57,108 | 14M $ | 0.51 % |
| 75 | Casey's General Stores Inc | 19,183 | 14M $ | 0.51 % |
| 76 | United Therapeutics Corp | 23,226 | 13.8M $ | 0.50 % |
| 77 | Guidewire Software Inc | 89,364 | 13.4M $ | 0.49 % |
| 78 | Markel Group Inc | 6,900 | 13.2M $ | 0.48 % |
| 79 | Encompass Health Corp | 136,500 | 13.2M $ | 0.48 % |
| 80 | StandardAero Inc | 510,818 | 13.2M $ | 0.48 % |
| 81 | McCormick & Co Inc/MD | 255,900 | 12.9M $ | 0.47 % |
| 82 | Cloudflare Inc | 61,448 | 12.7M $ | 0.46 % |
| 83 | Equifax Inc | 70,226 | 12.6M $ | 0.46 % |
| 84 | Wyndham Hotels & Resorts Inc | 155,281 | 12.6M $ | 0.46 % |
| 85 | Celsius Holdings Inc | 345,871 | 12.3M $ | 0.45 % |
| 86 | Zscaler Inc | 85,125 | 11.9M $ | 0.43 % |
| 87 | DT Midstream Inc | 88,534 | 11.9M $ | 0.43 % |
| 88 | BWX Technologies Inc | 56,400 | 11.5M $ | 0.42 % |
| 89 | Vistra Corp | 75,898 | 11.4M $ | 0.41 % |
| 90 | RBC Bearings Inc | 20,807 | 11.3M $ | 0.41 % |
| 91 | Dexcom Inc | 169,248 | 10.6M $ | 0.39 % |
| 92 | Cytokinetics Inc | 158,500 | 10.4M $ | 0.38 % |
| 93 | Fair Isaac Corp | 9,729 | 10.4M $ | 0.38 % |
| 94 | Amphenol Corp | 80,112 | 10.1M $ | 0.37 % |
| 95 | L3Harris Technologies Inc | 28,343 | 9.8M $ | 0.36 % |
| 96 | Builders FirstSource Inc | 111,597 | 9.2M $ | 0.33 % |
| 97 | ROBLOX Corp | 161,211 | 9.1M $ | 0.33 % |
| 98 | Sportradar Group AG | 540,700 | 9.1M $ | 0.33 % |
| 99 | Insmed Inc | 55,280 | 9M $ | 0.33 % |
| 100 | Wingstop Inc | 57,872 | 9M $ | 0.33 % |