Full & Historical Holdings
Mid Cap Growth Fund
View Historical Holdings by Month
| Based on Market Value | Based on Equivalent Exposure | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| CUSIP/SEDOL | Ticker |
Securities
(on 05-31-25)
|
Shares or Par Amount | Value | Percent of Net Assets | Value | Percent of Net Assets | Market Cap ($mm) |
GICS Sectors
The Global Industry Classification Standard (GICS®) was developed by and/or is the exclusive property of MSCI, Inc. and S&P Global Market Intelligence Inc. ("S&P Global Market Intelligence"). GICS is a service mark of MSCI and S&P Global Market Intelligence and has been licensed for use by MFS. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS. |
Country | |
| 44320110 | HWM US | Howmet Aerospace Inc | 4,061,309 | $689,975,786.01 | 4.62% | $689,975,786.01 | 4.62% | 68,635.56 | Industrials | United States | |
| L8681T10 | SPOT US | Spotify Technology SA | 730,868 | $486,129,541.52 | 3.25% | $486,129,541.52 | 3.25% | 136,390.95 | Communication Services | Sweden | |
| 87405410 | TTWO US | Take-Two Interactive Software Inc | 2,042,486 | $462,173,732.08 | 3.09% | $462,173,732.08 | 3.09% | 40,147.71 | Communication Services | United States | |
| 40171V10 | GWRE US | Guidewire Software Inc | 1,999,403 | $429,911,633.06 | 2.88% | $429,911,633.06 | 2.88% | 18,036.09 | Information Technology | United States | |
| 92345Y10 | VRSK US | Verisk Analytics Inc | 1,192,474 | $374,603,782.36 | 2.51% | $374,603,782.36 | 2.51% | 43,966.41 | Industrials | United States | |
| 05464C10 | AXON US | Axon Enterprise Inc | 488,833 | $366,800,729.88 | 2.45% | $366,800,729.88 | 2.45% | 58,416.14 | Industrials | United States | |
| 50212V10 | LPLA US | LPL Financial Holdings Inc | 886,996 | $343,409,371.36 | 2.30% | $343,409,371.36 | 2.30% | 30,963.40 | Financials | United States | |
| 36357610 | AJG US | Arthur J Gallagher & Co | 940,618 | $326,808,317.92 | 2.19% | $326,808,317.92 | 2.19% | 88,979.38 | Financials | United States | |
| 90225210 | TYL US | Tyler Technologies Inc | 553,291 | $319,243,374.09 | 2.14% | $319,243,374.09 | 2.14% | 24,881.86 | Information Technology | United States | |
| B15C4L | CSU CN | Constellation Software Inc/Canada | 84,811 | $307,501,134.08 | 2.06% | $307,501,134.08 | 2.06% | 76,836.31 | Information Technology | Canada | |
| 92974010 | WAB US | Westinghouse Air Brake Technologies Corp | 1,475,161 | $298,454,573.52 | 2.00% | $298,454,573.52 | 2.00% | 34,622.28 | Industrials | United States | |
| 53803410 | LYV US | Live Nation Entertainment Inc | 2,056,876 | $282,182,818.44 | 1.89% | $282,182,818.44 | 1.89% | 32,114.81 | Communication Services | United States | |
| 16411R20 | LNG US | Cheniere Energy Inc | 1,188,534 | $281,670,672.66 | 1.88% | $281,670,672.66 | 1.88% | 52,801.37 | Energy | United States | |
| 77104910 | RBLX US | ROBLOX Corp | 3,059,244 | $266,093,043.12 | 1.78% | $266,093,043.12 | 1.78% | 58,950.70 | Communication Services | United States | |
| 57479510 | MASI US | Masimo Corp | 1,586,566 | $257,816,975.00 | 1.72% | $257,816,975.00 | 1.72% | 8,810.61 | Health Care | United States | |
| 63230710 | NTRA US | Natera Inc | 1,535,769 | $242,236,844.37 | 1.62% | $242,236,844.37 | 1.62% | 21,537.49 | Health Care | United States | |
| 89400J10 | TRU US | TransUnion | 2,821,994 | $241,647,346.22 | 1.62% | $241,647,346.22 | 1.62% | 16,709.88 | Industrials | United States | |
| 03990B10 | ARES US | Ares Management Corp | 1,434,750 | $237,451,125.00 | 1.59% | $237,451,125.00 | 1.59% | 36,142.88 | Financials | United States | |
| 10919410 | BFAM US | Bright Horizons Family Solutions Inc | 1,830,417 | $236,489,876.40 | 1.58% | $236,489,876.40 | 1.58% | 7,426.29 | Consumer Discretionary | United States | |
| 25213110 | DXCM US | Dexcom Inc | 2,741,288 | $235,202,510.40 | 1.57% | $235,202,510.40 | 1.57% | 33,642.82 | Health Care | United States | |
| 16516773 | EXE US | Expand Energy Corp | 2,005,915 | $232,946,908.95 | 1.56% | $232,946,908.95 | 1.56% | 27,636.55 | Energy | United States | |
| 92840M10 | VST US | Vistra Corp | 1,428,804 | $229,423,058.28 | 1.54% | $229,423,058.28 | 1.54% | 54,601.51 | Utilities | United States | |
| 92916010 | VMC US | Vulcan Materials Co | 853,316 | $226,188,472.12 | 1.51% | $226,188,472.12 | 1.51% | 35,016.68 | Materials | United States | |
| 87256C10 | TKO US | TKO Group Holdings Inc | 1,418,354 | $223,830,444.74 | 1.50% | $223,830,444.74 | 1.50% | 12,900.57 | Communication Services | United States | |
| 44357310 | HUBS US | HubSpot Inc | 375,207 | $221,334,609.30 | 1.48% | $221,334,609.30 | 1.48% | 31,109.89 | Information Technology | United States | |
| 22266T10 | CPNG US | Coupang Inc | 7,815,901 | $219,236,023.05 | 1.47% | $219,236,023.05 | 1.47% | 50,686.35 | Consumer Discretionary | South Korea | |
| 92247510 | VEEV US | Veeva Systems Inc | 779,599 | $218,053,840.30 | 1.46% | $218,053,840.30 | 1.46% | 45,578.37 | Health Care | United States | |
| 04351P10 | ASND US | Ascendis Pharma AS ADR | 1,304,613 | $212,443,180.92 | 1.42% | $212,443,180.92 | 1.42% | 9,928.45 | Health Care | Denmark | |
| 67103H10 | ORLY US | O'Reilly Automotive Inc | 145,872 | $199,479,960.00 | 1.33% | $199,479,960.00 | 1.33% | 78,103.40 | Consumer Discretionary | United States | |
| 21720410 | CPRT US | Copart Inc | 3,821,465 | $196,729,018.20 | 1.32% | $196,729,018.20 | 1.32% | 49,734.47 | Industrials | United States | |
| 67929510 | OKTA US | Okta Inc | 1,858,548 | $191,746,397.16 | 1.28% | $191,746,397.16 | 1.28% | 17,895.76 | Information Technology | United States | |
| 60983910 | MPWR US | Monolithic Power Systems Inc | 288,907 | $191,227,543.30 | 1.28% | $191,227,543.30 | 1.28% | 31,691.77 | Information Technology | United States | |
| 12504L10 | CBRE US | CBRE Group Inc | 1,511,222 | $188,932,974.44 | 1.26% | $188,932,974.44 | 1.26% | 37,453.99 | Real Estate | United States | |
| G8473T10 | STE US | STERIS PLC | 760,941 | $186,590,342.61 | 1.25% | $186,590,342.61 | 1.25% | 24,121.87 | Health Care | United States | |
| 26142V10 | DKNG US | DraftKings Inc | 5,027,387 | $180,382,645.56 | 1.21% | $180,382,645.56 | 1.21% | 17,808.64 | Consumer Discretionary | United States | |
| 567151 | WKL NA | Wolters Kluwer NV | 1,012,191 | $179,634,381.95 | 1.20% | $179,634,381.95 | 1.20% | 42,329.66 | Industrials | Netherlands | |
| 12738710 | CDNS US | Cadence Design Systems Inc | 625,369 | $179,524,678.83 | 1.20% | $179,524,678.83 | 1.20% | 78,382.17 | Information Technology | United States | |
| 61770010 | MORN US | Morningstar Inc | 579,162 | $178,625,144.04 | 1.20% | $178,625,144.04 | 1.20% | 13,108.16 | Financials | United States | |
| 55354G10 | MSCI US | MSCI Inc | 314,147 | $177,185,190.94 | 1.19% | $177,185,190.94 | 1.19% | 43,769.08 | Financials | United States | |
| 22160N10 | CSGP US | CoStar Group Inc | 2,361,457 | $173,708,776.92 | 1.16% | $173,708,776.92 | 1.16% | 31,127.65 | Real Estate | United States | |
| 77070010 | HOOD US | Robinhood Markets Inc | 2,422,466 | $160,246,125.90 | 1.07% | $160,246,125.90 | 1.07% | 58,514.64 | Financials | United States | |
| 63110310 | NDAQ US | Nasdaq Inc | 1,888,876 | $157,796,701.04 | 1.06% | $157,796,701.04 | 1.06% | 47,962.12 | Financials | United States | |
| 12201710 | BURL US | Burlington Stores Inc | 675,499 | $154,196,156.73 | 1.03% | $154,196,156.73 | 1.03% | 14,400.87 | Consumer Discretionary | United States | |
| 36168Q10 | GFL US | GFL Environmental Inc | 3,057,347 | $154,182,009.21 | 1.03% | $154,182,009.21 | 1.03% | 19,245.30 | Industrials | Canada | |
| 03110010 | AME US | AMETEK Inc | 861,014 | $153,897,642.36 | 1.03% | $153,897,642.36 | 1.03% | 41,267.31 | Industrials | United States | |
| 23804L10 | DDOG US | Datadog Inc | 1,299,061 | $153,133,310.68 | 1.02% | $153,133,310.68 | 1.02% | 40,658.11 | Information Technology | United States | |
| 14316J10 | CG US | Carlyle Group Inc | 3,212,325 | $145,197,090.00 | 0.97% | $145,197,090.00 | 0.97% | 16,323.34 | Financials | United States | |
| 81762P10 | NOW US | ServiceNow Inc | 141,378 | $142,945,882.02 | 0.96% | $142,945,882.02 | 0.96% | 209,278.34 | Information Technology | United States | |
| 89267210 | TW US | Tradeweb Markets Inc | 966,491 | $139,609,624.95 | 0.93% | $139,609,624.95 | 0.93% | 30,821.59 | Financials | United States | |
| 36665110 | IT US | Gartner Inc | 297,952 | $130,032,211.84 | 0.87% | $130,032,211.84 | 0.87% | 33,773.23 | Information Technology | United States | |
| 14686910 | CVNA US | Carvana Co | 366,148 | $119,788,979.68 | 0.80% | $119,788,979.68 | 0.80% | 44,174.27 | Consumer Discretionary | United States | |
| 97415510 | WING US | Wingstop Inc | 336,068 | $114,834,435.60 | 0.77% | $114,834,435.60 | 0.77% | 9,534.46 | Consumer Discretionary | United States | |
| 00846U10 | A US | Agilent Technologies Inc | 1,023,544 | $114,555,044.48 | 0.77% | $114,555,044.48 | 0.77% | 31,908.70 | Health Care | United States | |
| 05550J10 | BJ US | BJ's Wholesale Club Holdings Inc | 1,008,828 | $114,209,417.88 | 0.76% | $114,209,417.88 | 0.76% | 14,949.46 | Consumer Staples | United States | |
| 94184810 | WAT US | Waters Corp | 325,409 | $113,645,839.16 | 0.76% | $113,645,839.16 | 0.76% | 20,782.95 | Health Care | United States | |
| 03852U10 | ARMK US | Aramark | 2,739,735 | $110,959,267.50 | 0.74% | $110,959,267.50 | 0.74% | 10,642.59 | Consumer Discretionary | United States | |
| 74762E10 | PWR US | Quanta Services Inc | 305,302 | $104,584,253.12 | 0.70% | $104,584,253.12 | 0.70% | 50,788.97 | Industrials | United States | |
| 87265710 | TPG US | TPG Inc | 2,028,930 | $97,652,400.90 | 0.65% | $97,652,400.90 | 0.65% | 6,641.50 | Financials | United States | |
| 69370C10 | PTC US | PTC Inc | 564,039 | $94,939,044.48 | 0.64% | $94,939,044.48 | 0.64% | 20,189.62 | Information Technology | United States | |
| 44857910 | H US | Hyatt Hotels Corp | 650,077 | $85,829,666.31 | 0.57% | $85,829,666.31 | 0.57% | 12,599.75 | Consumer Discretionary | United States | |
| 00091G10 | ACVA US | ACV Auctions Inc | 5,213,364 | $85,394,902.32 | 0.57% | $85,394,902.32 | 0.57% | 2,802.04 | Industrials | United States | |
| 13321L10 | CCJ US | Cameco Corp | 1,442,220 | $84,413,136.60 | 0.56% | $84,413,136.60 | 0.56% | 25,479.10 | Energy | Canada | |
| 74736L10 | QTWO US | Q2 Holdings Inc | 953,962 | $83,490,754.24 | 0.56% | $83,490,754.24 | 0.56% | 5,452.85 | Information Technology | United States | |
| M7518J10 | ODD US | Oddity Tech Ltd | 1,085,789 | $80,815,275.27 | 0.54% | $80,815,275.27 | 0.54% | 4,155.28 | Consumer Staples | Israel | |
| 17134010 | CHD US | Church & Dwight Co Inc | 736,296 | $72,385,259.76 | 0.48% | $72,385,259.76 | 0.48% | 24,211.52 | Consumer Staples | United States | |
| 16965610 | CMG US | Chipotle Mexican Grill Inc | 1,443,392 | $72,285,071.36 | 0.48% | $72,285,071.36 | 0.48% | 67,597.48 | Consumer Discretionary | United States | |
| N1450610 | ESTC US | Elastic NV | 884,659 | $71,542,373.33 | 0.48% | $71,542,373.33 | 0.48% | 8,534.62 | Information Technology | United States | |
| 85223410 | XYZ US | Block Inc | 994,159 | $61,389,318.25 | 0.41% | $61,389,318.25 | 0.41% | 38,092.03 | Financials | United States | |
| 70557310 | PEGA US | Pegasystems Inc | 590,511 | $57,958,654.65 | 0.39% | $57,958,654.65 | 0.39% | 8,399.90 | Information Technology | United States | |
| 92537N10 | VRT US | Vertiv Holdings Co | 531,300 | $57,343,209.00 | 0.38% | $57,343,209.00 | 0.38% | 41,132.68 | Industrials | United States | |
| 25667710 | DG US | Dollar General Corp | 578,090 | $56,219,252.50 | 0.38% | $56,219,252.50 | 0.38% | 21,389.85 | Consumer Staples | United States | |
| 42829110 | HXL US | Hexcel Corp | 1,018,224 | $53,853,867.36 | 0.36% | $53,853,867.36 | 0.36% | 4,252.95 | Industrials | United States | |
| 30063P10 | EXAS US | Exact Sciences Corp | 937,681 | $52,772,686.68 | 0.35% | $52,772,686.68 | 0.35% | 10,616.53 | Health Care | United States | |
| 16679L10 | CHWY US | Chewy Inc | 1,159,241 | $52,455,655.25 | 0.35% | $52,455,655.25 | 0.35% | 18,714.99 | Consumer Discretionary | United States | |
| 89364110 | TDG US | TransDigm Group Inc | 35,565 | $52,224,712.95 | 0.35% | $52,224,712.95 | 0.35% | 82,561.01 | Industrials | United States | |
| 56275010 | MANH US | Manhattan Associates Inc | 268,874 | $50,758,033.72 | 0.34% | $50,758,033.72 | 0.34% | 11,461.78 | Information Technology | United States | |
| H8088L10 | SRAD US | Sportradar Group AG | 2,060,226 | $49,260,003.66 | 0.33% | $49,260,003.66 | 0.33% | 7,160.09 | Consumer Discretionary | Switzerland | |
| 44351060 | HUBB US | Hubbell Inc | 123,860 | $48,253,378.80 | 0.32% | $48,253,378.80 | 0.32% | 20,793.05 | Industrials | United States | |
| 05478C10 | AZEK US | AZEK Co Inc | 934,006 | $46,242,637.06 | 0.31% | $46,242,637.06 | 0.31% | 7,122.23 | Industrials | United States | |
| 89235610 | TSCO US | Tractor Supply Co | 927,578 | $44,894,775.20 | 0.30% | $44,894,775.20 | 0.30% | 25,712.02 | Consumer Discretionary | United States | |
| 18915M10 | NET US | Cloudflare Inc | 241,249 | $40,020,796.61 | 0.27% | $40,020,796.61 | 0.27% | 57,485.70 | Information Technology | United States | |
| BNGDN8 | MRO LN | Melrose Industries PLC | 6,303,908 | $39,758,403.25 | 0.27% | $39,758,403.25 | 0.27% | 8,032.91 | Industrials | United Kingdom | |
| 23156110 | CW US | Curtiss-Wright Corp | 87,900 | $38,685,669.00 | 0.26% | $38,685,669.00 | 0.26% | 16,603.59 | Industrials | United States | |
| 05605H10 | BWXT US | BWX Technologies Inc | 302,360 | $37,976,416.00 | 0.25% | $37,976,416.00 | 0.25% | 11,474.91 | Industrials | United States | |
| 09073M10 | TECH US | Techne Corp | 777,711 | $37,641,212.40 | 0.25% | $37,641,212.40 | 0.25% | 7,587.54 | Health Care | United States | |
| 33975010 | FND US | Floor & Decor Holdings Inc | 450,816 | $32,318,999.04 | 0.22% | $32,318,999.04 | 0.22% | 7,714.27 | Consumer Discretionary | United States | |
| 04626A10 | ALAB US | Astera Labs Inc | 341,398 | $30,971,626.56 | 0.21% | $30,971,626.56 | 0.21% | 14,961.25 | Information Technology | United States | |
| 81764X10 | TTAN US | ServiceTitan Inc | 275,256 | $30,462,581.52 | 0.20% | $30,462,581.52 | 0.20% | 9,965.61 | Information Technology | United States | |
| 30212P30 | EXPE US | Expedia Group Inc | 115,974 | $19,338,664.50 | 0.13% | $19,338,664.50 | 0.13% | 21,301.15 | Consumer Discretionary | United States | |
| 81730H10 | S US | SentinelOne Inc | 1,037,621 | $18,272,505.81 | 0.12% | $18,272,505.81 | 0.12% | 5,830.18 | Information Technology | United States | |
| 12514G10 | CDW US | CDW Corp/DE | 100,950 | $18,207,342.00 | 0.12% | $18,207,342.00 | 0.12% | 23,753.41 | Information Technology | United States | |
| 91820410 | VFC US | VF Corp | 1,165,613 | $14,523,537.98 | 0.10% | $14,523,537.98 | 0.10% | 4,856.21 | Consumer Discretionary | United States | |
| 88023B10 | TEM US | Tempus AI Inc | 227,907 | $12,575,908.26 | 0.08% | $12,575,908.26 | 0.08% | 9,539.96 | Health Care | United States | |
| CASH | CASH | Cash & Cash Equivalents | - | $86,354,709.37 | 0.58% | $85,571,967.62 | 0.57% | - | - | - | |
| CASH_DERV | CASH_DERV | Other | - | $0.00 | 0.00% | $782,741.74 | 0.01% | - | - | - | |
*Short positions, unlike long positions, lose value if the underlying asset gains value.
Portfolio characteristics are based on equivalent exposure, which measures how a portfolio's value would change due to price changes in an asset held either directly or, in the case of a derivative contract, indirectly. The market value of the holding may differ.
The list of portfolio holdings is as of the date shown and may not represent current or future portfolio composition. This information should not be construed as a recommendation to buy or sell any of the securities mentioned.
This portfolio data has not been audited or adjusted for certain financial statement reclassifications. An audit could potentially result in adjustments to this data. For adjusted holdings information, please refer to the fund's quarterly portfolio holdings and semiannual reports. For audited portfolio holdings information, please refer to the fund's annual report.
A complete list of portfolio holdings for each MFS fund is generally available on mfs.com at the earliest, 19 days after the end of each month. Top 10 portfolio holdings are generally available at the earliest, 11 calendar days after the end of each month.
When posting a fund's top 10 securities holdings, if applicable, for funds with significant investments in both equity and debt instrument securities, the fund's top 10 equity and top 10 debt instrument securities will be made available. In addition, for funds that primarily invest in shares of MFS funds, when posting a fund's top 10 securities holdings, all of the following, as applicable, will be posted all securities positions in shares of MFS funds, top 10 aggregated equity securities contained within fund investments and top 10 aggregated debt instrument securities positions contained within underlying fund investments.
Other. Other consists of: (i) currency derivatives and/or (ii) any derivative offsets.
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The information provided on this page should be read in conjunction with the fund's prospectus or summary prospectus for the portfolio being offered, which are available online here or by contacting MFS. Consider the fund's investment objectives, risks, charges, and expenses, and otherwise read these documents carefully before you invest. Shares of the funds are not FDIC-insured and are not deposits or other obligations of, or guaranteed by, any bank. Shares of the funds involve investment risk, including possible loss of principal.
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