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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                  SCHEDULE 13G
                    Under the Securities Exchange Act of 1934
                               (Amendment No. __)*

                                  SANDISK CORP

                                (Name of Issuer)

                                  Common Stock

                         (Title of Class of Securities)

                                    80004C101

                                 (CUSIP Number)
                                   06/29/2001

                (Date of Event Which Requires Filing of this Statement)



Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:
[X]      Rule 13d-1(b)
[  ]     Rule 13d-1(c)
[  ]     Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).













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  CUSIP No.   80004C101

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       1.       Names of Reporting Persons
                IRS Identification No:

                OppenheimerFunds, Inc.
                13-2527171
 ---------------
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     2. Check the  Appropriate  Box if a Member of a Group  (See  Instructions):
        Joint filing
                (a)

                (b)

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

       3.       SEC Use Only
 -------------------------------------------------------------------------------

       4.       Citizenship or Place of Organization:
                Colorado
 -------------------------------------------------------------------------------
   Number of
     Shares     5.    Sole Voting Power: 0
  Beneficially
    Owned by
      Each
   Reporting
  Person With
 ---------------
 -------------------------------------------------------------------------------

                6.    Shared Voting Power:  0

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

                7.    Sole Dispositive Power: 0

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

                8.    Shared Dispositive Power:  7,011,950

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

     9. Aggregate Amount Beneficially Owned by Each Reporting Person:  7,011,950
        (beneficial ownership disclaimed pursuant to Rule 13d-4 of the Exchange
        Act of 1934)
 -------------------------------------------------------------------------------

     10. Check if the Aggregate  Amount in Row (11) Excludes Certain Shares (See
         Instructions) [ ]
--------------------------------------------------------------------------------

      11.       Percent of Class Represented by Amount in Row (11): 10.31

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

      12.       Type of Reporting Person (See Instructions):
                IA
------------------------------------------------------------------------------










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

  CUSIP No. 80004C101

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

       1.       Names of Reporting Persons:
                IRS Identification No:  93-1036175

                Oppenheimer Global Growth and Income Fund

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

       2.   Check the Appropriate Box if a Member of a Group (See Instructions):
            Joint filing
                (a)

                (b)

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

       3.       SEC Use Only
--------------------------------------------------------------------------------

       4.       Citizenship or Place of Organization:
                Massachusetts
--------------------------------------------------------------------------------
   Number of
     Shares     5.     Sole Voting Power: 4,000,000
  Beneficially
    Owned by
      Each
   Reporting
  Person With
 ---------------
-------------------------------------------------------------------------------

                6.    Shared Voting Power:  0

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

                7.    Sole Dispositive Power: 0

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

                8.    Shared Dispositive Power:  4,000,000

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

     9. Aggregate Amount Beneficially Owned by Each Reporting Person: 4,000,000

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

     10. Check if the Aggregate  Amount in Row (11) Excludes Certain Shares (See
         Instructions) [ ]

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

      11.       Percent of Class Represented by Amount in Row (11): 5.88

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

      12.       Type of Reporting Person (See Instructions):
                IV
--------------------------------------------------------------------------------







-------------------------------------------------------------------------------
 Item:
--------------------------------------------------------------------------------





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

      1(a)      Name of Issuer: SANDISK CORP

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

      1(b)      Address of Issuer's Principal Executive Offices:
                140 Caspian Court
                Sunnyvale, CA 94089

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

      2(a)      Name of Person Filing:
                (i)   OppenheimerFunds, Inc.
                (ii)  Oppenheimer Global Growth & Income Fund

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

      2(b)      Address of Principal Business Office or, if none, Residence:
                (i)  Two World Trade Center, 34th Floor
                     New York, NY 10048-0203
                (ii) 6803 S. Tucson Way
                     Englewood, CO 80112
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

      2(c)      Citizenship:
                (i)   Colorado
                (ii)  Massachusetts
--------------------------------------------------------------------------------
------------------------------------------------------------------------------

      2(d)      Title of Class of Securities: COMMON STOCK

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

      2(e)      CUSIP Number:  80004C101

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

       3        Address of Issuer's Principal Executive Offices:
                ===========================
                ---------------------------

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

      4(a)      Amount beneficially owned:
                (i)  7,011,950 (beneficial ownership disclaimed pursuant to Rule
                    13d-4 of the Exchange Act of 1934)
                (ii)  4,000,000

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

      4(b)      Percent of class:
                (i)   10.31 (reflects amount reported in 4(b)(ii) below)
                (ii)  5.88

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

      4(c)      Number of shares as to which the person has:

          (i)   Sole power to vote or to direct the vote:
                (a)   0
                (b)   4,000,000
          (ii)  Shared power to vote or to direct the vote:
                (a)   0
                (b)   0
          (iii) Sole power to dispose or to direct the disposition of:
                (a)   0
                (b)   0
          (iv)  Shared power to dispose or to direct the disposition of:
                (a)   7,011,950
                (b)   4,000,000
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

       5.       Ownership of Five Percent or Less of a Class: [   ]
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

       6.      Ownership of More than Five Percent on Behalf of Another Person.:
               See Exhibit A hereto.
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

       7.  Identification and Classification of the Subsidiary Which Acquired
          the Security Being Reported on By the Parent  Holding  Company:  [N/A]

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

       8.       Identification and Classification of Members of the Group:
                [N/A]
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

       9.       Notice of Dissolution of Group:
                [N/A]
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------

      10.       Certification:
                By signing below I certify that, to the best of my knowledge and
                belief, the securities referred to above were acquired and are
                held in the ordinary course of business and were not acquired
                and are not held for the purpose of or with the effect of
                changing or influencing the control of the issuer of the
                securities and were not acquired and are not held in connection
                with or as a participant in any transaction having that purpose
                or effect.
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                                    SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

                                                            07/09/01
                                                            Date

                                                      /s/ Philip T. Masterson
                                                            Signature

                                             Philip T. Masterson, Vice President
                                                            Name/Title





                                    EXHIBIT A

      The respective Boards of Directors or Trustees of the registered
investment companies managed by OppenheimerFunds, Inc. ("OFI") that own shares
of the issuer can direct the disposition of dividends received by such funds and
can dispose of such securities. Additionally, OFI shares the power to dispose of
such securities with the Board of Directors or Trustees of such funds; however,
the Boards of Directors or Trustees of such funds have delegated this
responsibility to OFI as the Funds' investment advisor under the respective
investment advisory agreements. OFI has an interest relating to five (5%)
percent or more of such securities as disclosed on Page 2 hereof, by virtue of
the interest of five percent (5%) or more of such securities by Oppenheimer
Global Growth & Income Fund, as disclosed on pages 3 and 4 hereof. OFI disclaims
ownership of such securities, except as expressly stated herein.







                                    EXHIBIT B

      The undersigned investment company hereby acknowledges and agrees that a
report on Schedule 13G filed by OppenheimerFunds, Inc. on or about the date
hereof, relating to the common stock of SANDISK CORP, is filed on behalf of the
undersigned.

                                                Dated:      July 9, 2001

                                        Oppenheimer Global Growth & Income Fund

                                                By:   /s/ Robert G. Zack

                                                      Robert G. Zack
                                                      Assistant Secretary