SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

        Date of Report (Date of earliest event reported):  April 12, 1999
                                                          ----------------

                         MEMC ELECTRONIC MATERIALS, INC.
           -----------------------------------------------------------
             (Exact name of registrant as specified in its charter)

Delaware                          1-13828                             56-1505767
- --------                          -------                             ----------
(State or other           (Commission File Number)                 (IRS Employer
jurisdiction of                                                   Identification
incorporation)                                                           No.)


501 Pearl Drive, St. Peters, Missouri                                   63376
- -------------------------------------                                   -----
(Address of principal executive offices)                              (Zip Code)


Registrant's telephone number, including area code:  (314) 279-5000
                                                     --------------


                                (Not Applicable)
                              ---------------------
          (Former name or former address, if changed since last report)




Item 5.  Other Events

           MEMC ANNOUNCES FIRST QUARTER 1999 REVENUE AND NET EARNINGS

     MEMC  Electronic  Materials,  Inc.  issued a news release on April 12, 1999
announcing its  preliminary  first quarter 1999 revenues and net earnings.  This
news  release is  incorporated  herein by  reference  to Exhibit  99.1  attached
hereto.


Item 7.  Financial Statements and Exhibits

       C.  Exhibits

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

           99.1          News release issued by MEMC Electronic Materials, Inc.
                         dated April 12, 1999


                                    SIGNATURE

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.

                                                MEMC Electronic Materials, Inc.

Date:  April 12, 1999                           /s/ James M. Stolze
       --------------                           -------------------------------
                                                James M. Stolze
                                                Executive Vice President and
                                                  Chief Financial Officer


                                  EXHIBIT INDEX

     These  Exhibits are numbered in  accordance  with the Exhibit Table of Item
601 of Regulation S-K:

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

     99.1                      News release issued by MEMC Electronic Materials,
                               Inc. dated April 12, 1999