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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                   FORM 10-K/A
                          AMENDMENT NO. 1 TO FORM 10-K

       FOR ANNUAL AND TRANSITION REPORTS PURSUANT TO SECTIONS 13 OR 15(d)
                     OF THE SECURITIES EXCHANGE ACT OF 1934

[X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE 
    ACT OF 1934

For the Fiscal Year Ended March 31, 1997

[ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE
    ACT OF 1934

For the Transition Period from _______________ to ________________


                           COMMISSION FILE NO. 0-19672


                       AMERICAN SUPERCONDUCTOR CORPORATION
           -----------------------------------------------------------
             (Exact name of registrant as specified in its charter)


          Delaware                                    04-2959321
- ------------------------------------     ---------------------------------------
(State or other jurisdiction of          (I.R.S. Employer Identification Number)
incorporation or organization)


Two Technology Drive, Westborough, Massachusetts                         01581
- --------------------------------------------------------------------------------
(Address of principal executive offices)                              (Zip Code)

Registrant's telephone number, including area code: (508) 836-4200

Securities registered pursuant to Section 12(b) of the Act: None
                                                            ----

Securities registered pursuant to Section 12(g) of the Act:  Common Stock, $.01 
par value


     Indicate by check mark whether the registrant (1) has filed all reports
required to be filed by Section 13 or 15(d) of the Securities Exchange Act of
1934 during the preceding 12 months (or for such shorter period that the
registrant was required to file such reports), and (2) has been subject to such
filing requirements for the past 90 days.

                    Yes  X      No 
                       -----      -----

     Indicate by check mark if disclosure of delinquent filers pursuant to Item
405 of Regulation S-K is not contained herein, and will not be contained, to the
best of Registrant's knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-K or any amendment to this
Form 10-K. [ ]

     On April 30, 1997, the aggregate market value of voting Common Stock held
by nonaffiliates of the registrant was $105,103,725, based on the closing price
of the Common Stock on the Nasdaq National Market on April 30, 1997.

     Number of shares of Common Stock outstanding as of June 20, 1997 was
11,575,266.

                       Documents Incorporated By Reference
                       -----------------------------------

Document                                                          Form 10-K Part
- --------                                                          --------------

Definitive Proxy Statement with                                     Part III 
respect to the Annual Meeting of
Stockholders for the fiscal year 
ended March 31, 1997, to be filed 
with the Securities and Exchange
Commission by July 29, 1997


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                                   SIGNATURES

     Pursuant to the Requirements of Section 13 or 15(d) of the Securities
Exchange Act of 1934, the Registrant has duly caused this Form 10-K/A amending
its annual report on Form 10-K for the fiscal year ended March 31, 1997 to be
signed on its behalf by the undersigned, thereunto duly authorized.

                                        AMERICAN SUPERCONDUCTOR CORPORATION   
                                                                              
                                                                              
                                                                              
                                        By: /s/ Ramesh L. Ratan               
                                           ---------------------------------- 
                                        Ramesh L. Ratan,                      
                                          Executive Vice President,           
                                          Corporate Development,              
                                          Chief Financial Officer and         
                                          Secretary                           
                                                                              
                                        Date:  July 3, 1997                   
                                        



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                                  EXHIBIT INDEX


   Exhibit No.                   Description                            Page No.
   -----------                   -----------                            --------

       3.1**        -Restated Certificate of Incorporation of the
                       Registrant
       3.2*         -By-laws of the Registrant, as amended to date
       4.1*         -Specimen Certificate for shares of Common Stock,
                       $.01 par value, of the Registrant
    $$10.1*         -Employment Agreement dated as of December 4, 1991
                       between the Registrant and Gregory J. Yurek
    $$10.2*         -Employment Agreement dated as of December 4, 1991
                       between the Registrant and Alexis P. Malozemoff
      10.3*         -Form of Employee Nondisclosure and
                       Developments Agreement
    $$10.4*         -Employee Nondisclosure and Developments Agreement
                       dated as of December 26, 1990 between
                       the Registrant and Alexis P. Malozemoff
    $$10.5*         -Noncompetition Agreement dated as of July 10,
                       1987 between the Registrant and John Vander Sande
     $10.6*         -License Agreement between the Registrant and
                       MIT dated as of July 6, 1987
     $10.7*         -License Agreement between the Registrant and
                       MIT dated as of January 31, 1989
     $10.8*         -License Agreement dated as of August 1, 1991
     $10.9*         -License Agreement dated as of September 1, 1991
     $10.10**       -Second Amendment dated as of January 27, 1992
                       between the Registrant and MIT amending the
                       License Agreement dated as of July 6, 1987
                       between the Registrant and MIT
     $10.11***      -Technology Development and Patent Licensing
                       Agreement dated October 7, 1992 among the
                       Registrant and Electricity Corporation of
                       New Zealand Limited and Industrial Research Limited
    $$10.12***      -Employment Agreement dated as of December 31,
                       1992 between American Superconductor
                       Europe GmbH and Dr. Gero Papst
      10.13***      -Lease dated March 9, 1993 between CGLIC on
                       Behalf of its Separate Account R, as Landlord,
                       and the Registrant
      10.14+        -First Amendment to Lease between CGLIC, on Behalf
                       of its Separate Account R, as Landlord, and the R
                       Registrant, as Tenant dated October 27, 1993
    $$10.15***      -1993 Stock Option Plan



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      10.16++       -Agreement dated January 1, 1994 between Pirelli
                       Cavi S.p.A. and the Registrant
     $10.17###      -Agreement between Pirelli Cavi S.p.A. and American
                       Superconductor Corporation, dated October 1, 1995
      10.18++       -Technology Development and Patent Licensing
                       Agreement, First Amendment dated August 7, 1993
                       among the Registrant and Electricity Corporation of
                       New Zealand and Industrial Research Limited
      10.19+++      -Subcontract Agreement effective as of September 30,
                       1993 by and between the Registrant and Reliance
                       Electric Company
     $10.20#        -Fourth Amendment, dated May 15, 1995, to the
                       Exclusive License Agreement between the Registrant
                       and MIT dated July 6, 1987
    $$10.21##       -1996 Stock Incentive Plan
     $10.22###      -Management Agreement between Electric Power
                       Research Institute, Inc. and American Superconductor
                       Corporation, effective January 1, 1996
     $10.23###      -Technology License Agreement between Electric Power
                       Research Institute, Inc. and American Superconductor
                       Corporation, effective January 1, 1996
     $10.24###      -Warrant granted to Electric Power Research Institute, Inc.
                       by American Superconductor Corporation, dated
                       March 26, 1996
    $$10.25@        -Consulting Agreement dated as of January 1, 1997 between
                       the Registrant and John Vander Sande
    $$10.26@        -Consulting Agreement dated as of May 1, 1997 between
                       the Registrant and Frank Borman
    $$10.27@        -Consulting Agreement dated as of October 1, 1996 between
                       the Registrant and Richard Drouin
    $$10.28@        -Consulting Agreement dated as of July 1, 1996 between
                       the Registrant and The Baciocco Group
      10.29@        -Strategic Alliance Agreement by and among the Registrant 
                       and CHARTH (Compagnie Holding D'Applications Et De
                       Realisations Thermiques Et Hydrauliques), dated as of
                       April 1, 1997
      21.1@         -Subsidiaries
      23.1          -Consent of Coopers & Lybrand L.L.P.

- ------------------

*    Incorporated by reference to Exhibits to the Registrant's Registration
     Statement on Form S-1 (File No. 33-43647).



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**   Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 29, 1992.

***  Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 29, 1993.

**** Incorporated by reference to Exhibits to the Registrant's Quarterly Report
     on Form 10-Q for the quarter ended June 30, 1993 filed with the Commission
     on August 16, 1993.

+    Incorporated by reference to Exhibits to the Registrant's Quarterly Report
     on Form 10-Q for the quarter ended December 31, 1993 filed with the
     Commission on January 26, 1994.

++   Incorporated by reference to Exhibits to Amendment No. 1 to the
     Registrant's Quarterly Report on Form 10-Q/A for the quarter ended December
     31, 1993 filed with the Commission on March 28, 1994.

+++  Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 29, 1994.

#    Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 29, 1995.

##   Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 28, 1996.

###  Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K/A filed with the Commission on March 10, 1997.

@    Incorporated by reference to Exhibits to the Registrant's Annual Report on
     Form 10-K filed with the Commission on June 30, 1997.

$    Confidential treatment previously requested and granted with respect to
     certain portions, which portions were omitted and filed separately with the
     Commission.

$$   Management contract or compensatory plan or arrangement required to be
     filed as an Exhibit to this Form 10-K.


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                                                                   EXHIBIT 23.1



                    [Letterhead of Coopers & Lybrand L.L.P.]


                       CONSENT OF INDEPENDENT ACCOUNTANTS

We consent to the incorporation by reference in the Registration Statement of
American Superconductor Corporation on Form 10K/A Amendment No. 1, of our report
dated May 9, 1997, on our audits of the consolidated financial statements of
American Superconductor Corporation as of March 31, 1997 and 1996 and for each
of the three years in the period ended March 31, 1997, which report is included
in the Form 10K of American Superconductor Corporation.


                                              /s/ Coopers & Lybrand L.L.P.
                                              COOPERS & LYBRAND L.L.P.


Boston, Massachusetts
July 2, 1997