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 |
|---|---|---|---|---|
| 101 | Stride Inc | 100,188 | 8.8M $ | 0.32 % |
| 102 | Texas Roadhouse Inc | 53,300 | 8.8M $ | 0.32 % |
| 103 | Align Technology Inc | 51,155 | 8.8M $ | 0.32 % |
| 104 | Circle Internet Group Inc | 90,926 | 8.7M $ | 0.31 % |
| 105 | Mueller Industries Inc | 77,635 | 8.6M $ | 0.31 % |
| 106 | Biogen Inc | 46,700 | 8.6M $ | 0.31 % |
| 107 | BioNTech SE | 95,800 | 8.5M $ | 0.31 % |
| 108 | Rollins Inc | 159,166 | 8.5M $ | 0.31 % |
| 109 | Murphy USA Inc | 16,726 | 8.3M $ | 0.30 % |
| 110 | Vaxcyte Inc | 140,371 | 8.2M $ | 0.30 % |
| 111 | TopBuild Corp | 22,650 | 8M $ | 0.29 % |
| 112 | ATI Inc | 54,092 | 7.9M $ | 0.29 % |
| 113 | IDEXX Laboratories Inc | 13,913 | 7.8M $ | 0.28 % |
| 114 | Atlassian Corp | 104,005 | 7.1M $ | 0.26 % |
| 115 | Eagle Materials Inc | 36,000 | 6.8M $ | 0.25 % |
| 116 | Corpay Inc | 23,345 | 6.8M $ | 0.25 % |
| 117 | Permian Resources Corp | 316,001 | 6.7M $ | 0.24 % |
| 118 | Jabil Inc | 25,192 | 6.7M $ | 0.24 % |
| 119 | Church & Dwight Co Inc | 71,619 | 6.7M $ | 0.24 % |
| 120 | QXO Inc | 339,067 | 6.6M $ | 0.24 % |
| 121 | Arista Networks Inc | 53,623 | 6.6M $ | 0.24 % |
| 122 | Descartes Systems Group Inc/The | 90,674 | 6.5M $ | 0.24 % |
| 123 | Tractor Supply Co | 141,827 | 6.4M $ | 0.23 % |
| 124 | Apogee Therapeutics Inc | 75,317 | 6.3M $ | 0.23 % |
| 125 | Live Nation Entertainment Inc | 40,292 | 6.1M $ | 0.22 % |
| 126 | Fortive Corp | 110,681 | 6.1M $ | 0.22 % |
| 127 | Rambus Inc | 69,700 | 6M $ | 0.22 % |
| 128 | Workday Inc | 45,537 | 5.9M $ | 0.21 % |
| 129 | Rocket Lab Corp | 91,533 | 5.9M $ | 0.21 % |
| 130 | Dutch Bros Inc | 115,900 | 5.9M $ | 0.21 % |
| 131 | Ryan Specialty Holdings Inc | 173,241 | 5.8M $ | 0.21 % |
| 132 | Acuity Inc | 20,500 | 5.7M $ | 0.21 % |
| 133 | ResMed Inc | 25,569 | 5.7M $ | 0.21 % |
| 134 | TPG Inc | 141,378 | 5.7M $ | 0.21 % |
| 135 | First Industrial Realty Trust Inc | 97,174 | 5.6M $ | 0.20 % |
| 136 | Entegris Inc | 47,494 | 5.6M $ | 0.20 % |
| 137 | Avantor Inc | 705,000 | 5.5M $ | 0.20 % |
| 138 | Broadridge Financial Solutions Inc | 33,300 | 5.4M $ | 0.20 % |
| 139 | Deckers Outdoor Corp | 50,668 | 5.1M $ | 0.18 % |
| 140 | Chipotle Mexican Grill Inc | 153,201 | 4.9M $ | 0.18 % |
| 141 | Solstice Advanced Materials Inc | 63,960 | 4.9M $ | 0.18 % |
| 142 | Alcon AG | 63,587 | 4.8M $ | 0.17 % |
| 143 | STERIS PLC | 21,657 | 4.8M $ | 0.17 % |
| 144 | Unity Software Inc | 217,287 | 4.8M $ | 0.17 % |
| 145 | KLA Corp | 3,219 | 4.7M $ | 0.17 % |
| 146 | GE HealthCare Technologies Inc | 65,615 | 4.7M $ | 0.17 % |
| 147 | Lululemon Athletica Inc | 30,419 | 4.7M $ | 0.17 % |
| 148 | CG oncology Inc | 68,390 | 4.6M $ | 0.17 % |
| 149 | CRISPR Therapeutics AG | 96,019 | 4.6M $ | 0.17 % |
| 150 | Vertiv Holdings Co | 18,083 | 4.5M $ | 0.16 % |
| 151 | Ralliant Corp | 107,671 | 4.5M $ | 0.16 % |
| 152 | Caris Life Sciences Inc | 249,038 | 4.5M $ | 0.16 % |
| 153 | Aon PLC | 13,701 | 4.4M $ | 0.16 % |
| 154 | Waste Connections Inc | 26,824 | 4.4M $ | 0.16 % |
| 155 | Datadog Inc | 36,670 | 4.3M $ | 0.16 % |
| 156 | DraftKings Inc | 199,700 | 4.3M $ | 0.16 % |
| 157 | Snowflake Inc | 27,996 | 4.2M $ | 0.15 % |
| 158 | Cintas Corp | 24,050 | 4.1M $ | 0.15 % |
| 159 | McGraw Hill Inc | 288,506 | 4M $ | 0.14 % |
| 160 | Skyworks Solutions Inc | 71,455 | 3.8M $ | 0.14 % |
| 161 | Symbotic Inc | 70,643 | 3.8M $ | 0.14 % |
| 162 | Kymera Therapeutics Inc | 45,100 | 3.8M $ | 0.14 % |
| 163 | Aurora Innovation Inc | 890,623 | 3.7M $ | 0.13 % |
| 164 | Astera Labs Inc | 33,414 | 3.7M $ | 0.13 % |
| 165 | Nasdaq Inc | 41,856 | 3.6M $ | 0.13 % |
| 166 | CACI International Inc | 6,457 | 3.5M $ | 0.13 % |
| 167 | Synaptics Inc | 49,190 | 3.4M $ | 0.13 % |
| 168 | Lemonade Inc | 54,654 | 3.4M $ | 0.12 % |
| 169 | Motorola Solutions Inc | 7,692 | 3.3M $ | 0.12 % |
| 170 | Allegro MicroSystems Inc | 103,594 | 3.3M $ | 0.12 % |
| 171 | Block Inc | 49,495 | 3M $ | 0.11 % |
| 172 | Carlyle Group Inc/The | 60,809 | 2.9M $ | 0.11 % |
| 173 | Trade Desk Inc/The | 126,425 | 2.9M $ | 0.10 % |
| 174 | Floor & Decor Holdings Inc | 56,210 | 2.9M $ | 0.10 % |
| 175 | QuidelOrtho Corp | 172,000 | 2.8M $ | 0.10 % |
| 176 | Nuvalent Inc | 24,303 | 2.5M $ | 0.09 % |
| 177 | Revolution Medicines Inc | 25,000 | 2.4M $ | 0.09 % |
| 178 | Bullish | 64,700 | 2.3M $ | 0.08 % |