| 1 | 552982712552982712MFS Government Securities Fund | MFS Government Securities Fund | 9.77% | 73.41M | $629.86M |
| 2 | 55274K60355274K603MFS Research Bond Fund | MFS Research Bond Fund | 8.63% | 58.27M | $556.48M |
| 3 | 55273H35355273H353MFS Value Fund | MFS Value Fund | 7.97% | 9.91M | $514.00M |
| 4 | 552985673552985673MFS Growth Fund | MFS Growth Fund | 7.38% | 2.27M | $476.26M |
| 5 | 552981391552981391MFS Research Fund | MFS Research Fund | 7.38% | 7.98M | $475.72M |
| 6 | 55273W47555273W475MFS Mid Cap Value Fund | MFS Mid Cap Value Fund | 7.07% | 13.49M | $455.83M |
| 7 | 552987554552987554MFS Mid Cap Growth Fund | MFS Mid Cap Growth Fund | 7.06% | 15.41M | $455.59M |
| 8 | 55274K88455274K884MFS Inflation Adjusted Bond Fund | MFS Inflation Adjusted Bond Fund | 6.96% | 48.94M | $448.82M |
| 9 | 55273H36155273H361MFS Research International Fund | MFS Research International Fund | 5.24% | 12.05M | $338.26M |
| 10 | 552743882552743882MFS Global Opportunistic Bond Fund | MFS Global Opportunistic Bond Fund | 4.96% | 39.35M | $319.93M |
| 11 | 552984684552984684MFS High Income Fund | MFS High Income Fund | 3.97% | 82.69M | $256.34M |
| 12 | 552982720552982720MFS Global Real Estate Fund | MFS Global Real Estate Fund | 3.00% | 11.22M | $193.66M |
| 13 | 552746364552746364MFS Emerging Markets Debt Fund | MFS Emerging Markets Debt Fund | 3.00% | 15.19M | $193.56M |
| 14 | 55276T82655276T826MFS Commodity Strategy Fund | MFS Commodity Strategy Fund | 2.95% | 42.89M | $190.45M |
| 15 | 552743445552743445MFS International Large Cap Value Fund | MFS International Large Cap Value Fund | 2.11% | 7.33M | $136.15M |
| 16 | 552746356552746356MFS International Growth Fund | MFS International Growth Fund | 2.10% | 2.75M | $135.70M |
| 17 | 552746349552746349MFS International Intrinsic Equity Fund | MFS International Intrinsic Equity Fund | 2.10% | 2.89M | $135.64M |
| 18 | 552746323552746323MFS Emerging Markets Debt Local Currency Fund | MFS Emerging Markets Debt Local Currency Fund | 1.99% | 21.42M | $128.28M |
| 19 | 55273H34655273H346MFS New Discovery Fund | MFS New Discovery Fund | 1.54% | 2.55M | $99.17M |
| 20 | 552982696552982696MFS New Discovery Value Fund | MFS New Discovery Value Fund | 1.50% | 5.26M | $96.77M |