| MFS Blended Research International Equity Fund | 2 901 698 | 55,2 M $ | 9,80 % |
| MFS Blended Research Mid Cap Equity Fund | 3 320 883 | 53,7 M $ | 9,54 % |
| MFS Blended Research Value Equity Fund | 1 699 169 | 29,6 M $ | 5,26 % |
| MFS Value Fund | 553 750 | 29,1 M $ | 5,16 % |
| MFS Growth Fund | 140 978 | 28,4 M $ | 5,05 % |
| MFS Blended Research Growth Equity Fund | 993 228 | 28,1 M $ | 4,99 % |
| MFS Mid Cap Growth Fund | 928 342 | 26,8 M $ | 4,77 % |
| MFS Blended Research Core Equity Fund | 634 465 | 26,5 M $ | 4,71 % |
| MFS Mid Cap Value Fund | 788 601 | 26,4 M $ | 4,68 % |
| MFS Research Fund | 455 470 | 26,4 M $ | 4,68 % |
| MFS Global Real Estate Fund | 1 465 497 | 25,3 M $ | 4,49 % |
| MFS Commodity Strategy Fund | 5 507 238 | 25 M $ | 4,44 % |
| MFS Research International Fund | 768 859 | 21,1 M $ | 3,76 % |
| MFS Inflation Adjusted Bond Fund | 2 292 058 | 21 M $ | 3,73 % |
| MFS International Intrinsic Equity Fund | 362 230 | 16,7 M $ | 2,97 % |
| MFS International Growth Fund | 345 003 | 16,6 M $ | 2,95 % |
| MFS International New Discovery Fund | 468 512 | 16,6 M $ | 2,94 % |
| MFS Research Bond Fund | 1 557 903 | 14,9 M $ | 2,64 % |
| MFS Blended Research Small Cap Equity Fund | 773 799 | 13 M $ | 2,31 % |
| MFS High Income Fund | 3 832 713 | 11,9 M $ | 2,12 % |
| MFS Emerging Markets Debt Fund | 709 582 | 9 M $ | 1,60 % |
| MFS Global Opportunistic Bond Fund | 1 098 295 | 8,9 M $ | 1,58 % |
| MFS New Discovery Fund | 168 354 | 6,4 M $ | 1,13 % |
| MFS New Discovery Value Fund | 340 516 | 6,3 M $ | 1,12 % |
| MFS Emerging Markets Debt Local Currency Fund | 1 001 514 | 6 M $ | 1,06 % |
| MFS Institutional Money Market Portfolio | 5 408 229 | 5,4 M $ | 0,96 % |
| MFS Blended Research Emerging Markets Equity Fund | 203 693 | 4,3 M $ | 0,77 % |
| MFS Emerging Markets Equity Fund | 84 357 | 4,2 M $ | 0,75 % |