<ARTICLE>                     5
<LEGEND>
     RESTATED FINANCIAL DATA SCHEDULE
This schedule contains summary financial information extracted from the
condensed statement of income for the quarter ending June 30, 1996 and the
condensend balance sheet as of June 30, 1996 and is qualified in its entirety
by reference to such financial statements.
</LEGEND>
<CIK>                         0000926282        
<NAME>                        ADTRAN, Inc.
<MULTIPLIER>                                   1
<CURRENCY>                                     U.S. Currency
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                              DEC-31-1996
<PERIOD-START>                                 JAN-01-1996
<PERIOD-END>                                   JUN-30-1996
<EXCHANGE-RATE>                                          1
<CASH>                                          29,861,664
<SECURITIES>                                    26,775,624
<RECEIVABLES>                                   33,433,855
<ALLOWANCES>                                      (700,000)
<INVENTORY>                                     46,089,237
<CURRENT-ASSETS>                               138,451,547
<PP&E>                                          54,566,543
<DEPRECIATION>                                 (10,851,694)
<TOTAL-ASSETS>                                 182,166,396
<CURRENT-LIABILITIES>                           11,023,119
<BONDS>                                         20,000,000
<PREFERRED-MANDATORY>                                    0
<PREFERRED>                                              0
<COMMON>                                           386,840
<OTHER-SE>                                     149,788,771
<TOTAL-LIABILITY-AND-EQUITY>                   182,166,396
<SALES>                                        117,849,700
<TOTAL-REVENUES>                               117,849,700
<CGS>                                           62,230,572
<TOTAL-COSTS>                                   62,230,572
<OTHER-EXPENSES>                                11,624,120
<LOSS-PROVISION>                                   154,598
<INTEREST-EXPENSE>                                 446,870
<INCOME-PRETAX>                                 29,410,063
<INCOME-TAX>                                    10,446,454
<INCOME-CONTINUING>                             18,963,609
<DISCONTINUED>                                           0
<EXTRAORDINARY>                                          0
<CHANGES>                                                0
<NET-INCOME>                                    18,963,609
<EPS-PRIMARY>                                         0.27
<EPS-DILUTED>                                         0.26