<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000754510
<NAME> Fidelity Securities Fund
<SERIES>
<NUMBER> 31
<NAME> Fidelity Blue Chip Growth Fund
<MULTIPLIER> 1,000
<S>
<C>
<PERIOD-TYPE>
yEaR
<FISCAL-YEAR-END>
jul-31-2000
<PERIOD-END>
jul-31-2000
<INVESTMENTS-AT-COST>
18,369,409
<INVESTMENTS-AT-VALUE>
29,200,778
<RECEIVABLES>
342,358
<ASSETS-OTHER>
0
<OTHER-ITEMS-ASSETS>
0
<TOTAL-ASSETS>
29,543,136
<PAYABLE-FOR-SECURITIES>
256,326
<SENIOR-LONG-TERM-DEBT>
0
<OTHER-ITEMS-LIABILITIES>
132,746
<TOTAL-LIABILITIES>
389,072
<SENIOR-EQUITY>
0
<PAID-IN-CAPITAL-COMMON>
17,372,138
<SHARES-COMMON-STOCK>
483,871
<SHARES-COMMON-PRIOR>
445,219
<ACCUMULATED-NII-CURRENT>
0
<OVERDISTRIBUTION-NII>
0
<ACCUMULATED-NET-GAINS>
950,608
<OVERDISTRIBUTION-GAINS>
0
<ACCUM-APPREC-OR-DEPREC>
10,831,318
<NET-ASSETS>
29,154,064
<DIVIDEND-INCOME>
186,443
<INTEREST-INCOME>
42,515
<OTHER-INCOME>
155
<EXPENSES-NET>
233,428
<NET-INVESTMENT-INCOME>
(4,315)
<REALIZED-GAINS-CURRENT>
972,226
<APPREC-INCREASE-CURRENT>
3,324,104
<NET-CHANGE-FROM-OPS>
4,292,015
<EQUALIZATION>
0
<DISTRIBUTIONS-OF-INCOME>
62,509
<DISTRIBUTIONS-OF-GAINS>
924,054
<DISTRIBUTIONS-OTHER>
0
<NUMBER-OF-SHARES-SOLD>
150,185
<NUMBER-OF-SHARES-REDEEMED>
129,754
<SHARES-REINVESTED>
18,221
<NET-CHANGE-IN-ASSETS>
5,469,860
<ACCUMULATED-NII-PRIOR>
64,835
<ACCUMULATED-GAINS-PRIOR>
988,558
<OVERDISTRIB-NII-PRIOR>
0
<OVERDIST-NET-GAINS-PRIOR>
0
<GROSS-ADVISORY-FEES>
174,656
<INTEREST-EXPENSE>
0
<GROSS-EXPENSE>
237,828
<AVERAGE-NET-ASSETS>
27,139,464
<PER-SHARE-NAV-BEGIN>
53.200
<PER-SHARE-NII>
(.010)
<PER-SHARE-GAIN-APPREC>
9.270
<PER-SHARE-DIVIDEND>
.140
<PER-SHARE-DISTRIBUTIONS>
2.070
<RETURNS-OF-CAPITAL>
0
<PER-SHARE-NAV-END>
60.250
<EXPENSE-RATIO>
88
</TABLE>
