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<PAGE> PAGE 2
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<PAGE> PAGE 3
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SIGNATURE JAMES O. YOST
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE FINANCIAL STATEMENTS OF MASSACHUSETTS
INVESTORS TRUST CLASS A AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>001
<NAME> MASSACHUSETTS INVESTORS TRUST CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1995
<PERIOD-END> JUN-30-1995
<INVESTMENTS-AT-COST> 93,599,640
<INVESTMENTS-AT-VALUE> 1,900,127,029
<RECEIVABLES> 26,423,276
<ASSETS-OTHER> 4,926
<OTHER-ITEMS-ASSETS> 22,133
<TOTAL-ASSETS> 1,926,577,364
<PAYABLE-FOR-SECURITIES> 1,076,461
<SENIOR-LONG-TERM-DEBT> 0
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<TOTAL-LIABILITIES> 8,015,959
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,439,603,818
<SHARES-COMMON-STOCK> 152,916,115
<SHARES-COMMON-PRIOR> 152,412,907
<ACCUMULATED-NII-CURRENT> 489,879
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 81,520,442
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 396,947,766
<NET-ASSETS> 1,918,561,405
<DIVIDEND-INCOME> 24,193,087
<INTEREST-INCOME> 2,309,248
<OTHER-INCOME> 0
<EXPENSES-NET> 6,521,795
<NET-INVESTMENT-INCOME> 19,980,540
<REALIZED-GAINS-CURRENT> 84,306,253
<APPREC-INCREASE-CURRENT> 282,042,817
<NET-CHANGE-FROM-OPS> 302,023,357
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE FINANCIAL STATEMENTS OF MASSACHUSETTS
INVESTORS TRUST CLASS B AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>002
<NAME> MASSACHUSETTS INVESTORS TRUST CLASS B
<S> <C>
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<FISCAL-YEAR-END> DEC-31-1995
<PERIOD-END> JUN-30-1995
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<INVESTMENTS-AT-VALUE> 1,900,127,029
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<OVERDISTRIBUTION-GAINS> 0
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</TABLE>
