Fund Holdings As of 06/30/2021 MassMutual Growth Opportunities Fund Sands Capital | Jackson Square Partners Prior to 5/1/2021, the Fund name was MassMutual Select Growth Opportunities Fund. Fund Shares or Par Position Market Security Name Ticker CUSIP Weighting (%) Amount Value ($) Visa Inc Class A V 92826C839 5.89 132,792 31,049,425 Sea Ltd ADR SE 81141R100 5.34 102,371 28,111,077 Twilio Inc A TWLO 90138F102 4.92 65,708 25,899,465 .com Inc AMZN 023135106 4.79 7,335 25,233,574 Inc NFLX 64110L106 4.70 46,841 24,741,885 ServiceNow Inc NOW 81762P102 4.54 43,536 23,925,209 Uber Technologies Inc UBER 90353T100 4.53 476,690 23,891,703 Corp MSFT 594918104 4.30 83,598 22,646,698 Match Group Inc MTCH 57667L107 3.82 124,763 20,118,034 Inc A CHTR 16119P108 3.51 25,615 18,479,942 Square Inc A SQ 852234103 3.19 68,852 16,786,118 Inc ALGN 016255101 3.06 26,420 16,142,620 Edwards Lifesciences Corp EW 28176E108 2.73 138,664 14,361,430 Fixed Inc Clearing Corp.Repo 0 0 2.44 12,856,932 12,856,932 PayPal Holdings Inc PYPL 70450Y103 2.40 43,442 12,662,474 Snowflake Inc Ordinary Shares - Class A SNOW 833445109 2.37 51,580 12,472,044 Inc Class A FB 30303M102 2.13 32,254 11,215,038 Mastercard Inc Class A MA 57636Q104 2.00 28,797 10,513,497 Inc INTU 461202103 1.79 19,187 9,404,892 Coupa Software Inc COUP 22266L106 1.73 34,856 9,136,106 Nike Inc Class B NKE 654106103 1.67 56,924 8,794,189 KKR & Co Inc Ordinary Shares KKR 48251W104 1.66 147,673 8,748,149 Inc ISRG 46120E602 1.64 9,415 8,658,411 Airbnb Inc Ordinary Shares - Class A ABNB 009066101 1.62 55,772 8,540,924 Veeva Systems Inc Class A VEEV 922475108 1.39 23,632 7,348,370 Datadog Inc Class A DDOG 23804L103 1.39 70,434 7,330,771 10x Genomics Inc Ordinary Shares - Class A TXG 88025U109 1.31 35,162 6,885,423 Paycom Software Inc PAYC 70432V102 1.30 18,874 6,860,133 Zoom Video Communications Inc ZM 98980L101 1.22 16,634 6,437,857 Waste Management Inc WM 94106L109 1.19 44,777 6,273,705 Wix.com Ltd WIX M98068105 1.19 21,545 6,254,083 CoStar Group Inc CSGP 22160N109 1.17 74,160 6,141,931 Corporation PLC A TEAM G06242104 1.14 23,327 5,991,773 Adobe Inc ADBE 00724F101 1.12 10,096 5,912,621 Floor & Decor Holdings Inc FND 339750101 1.11 55,533 5,869,838 Shopify Inc A SHOP 82509L107 1.11 4,008 5,855,608 Zillow Group Inc C Z 98954M200 1.08 46,370 5,667,341 Zoetis Inc Class A ZTS 98978V103 1.05 29,769 5,547,751 Warner Music Group Corp Ordinary Shares - Class A WMG 934550203 0.97 141,258 5,090,938 Corp SBUX 855244109 0.89 42,128 4,710,332 Sarepta Therapeutics Inc SRPT 803607100 0.87 59,147 4,598,088 Inc DXCM 252131107 0.85 10,435 4,455,745 Fiverr International Ltd FVRR 0 0.81 17,614 4,271,219 DoorDash Inc Ordinary Shares - Class A DASH 25809K105 0.77 22,855 4,075,732 Carvana Co Class A CVNA 146869102 0.75 13,016 3,928,489 Grocery Outlet Holding Corp GO 39874R101 0.56 84,849 2,940,866 Fund Shares or Par Position Market Security Name Ticker CUSIP Weighting (%) Amount Value ($)

Investors should carefully consider investment objectives, risks, charges and expenses. This and other important information is contained in the fund prospectuses and summary prospectuses, which can be obtained from www.MassMutual.com/mmfunds/ and should be read carefully before investing.

The mention of individual stocks and other securities in this document does not constitute investment advice.

© 2021 Massachusetts Mutual Life Insurance Company (MassMutual®), Springfield, MA. All rights reserved. www.MassMutual.com Principal Underwriter: MML Distributors, LLC. (MMLD), 1295 State St., Springfield, MA 01111. Member FINRA and SIPC (www.FINRA.org and www.SIPC.org). Investment advisory services provided to the Funds by MML Investment Advisers, LLC (MML Investment Advisers). MMLD and MML Investment Advisers are subsidiaries of Massachusetts Mutual Life Insurance Company (MassMutual), Springfield, MA 01111-0001.

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