SECURITIES AND EXCHANGE COMMISSION

                              Washington, DC 20549

                                    FORM 6-K

                            REPORT OF FOREIGN ISSUER
                      PURSUANT TO RULE 13a-16 OR 15d-16 OF
                       THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 8, 2002

                                   MERANT plc
                 (Translation of Registrant's Name Into English)

               The Lawn, Old Bath Road, Newbury, England RG14 1QN
                    (Address of Principal Executive Offices)

         (Indicate by check mark whether the registrant files or
will file annual reports under cover of Form 20-F or Form 40-F.)


     Form 20-F   X                            Form 40-F _____
              -------

         (Indicate by check mark whether the registrant by
furnishing the information contained in this form is also thereby
furnishing the information to the Commission  pursuant to Rule 12g3-
2(b) under the Securities Exchange Act of 1934.)

         Yes   X                              No  _____
            -------

         (If "Yes" is marked, indicate below the file number assigned
to the registrant in connection with Rule 12g3-2 (b): 82-795.)


                       LONDON STOCK EXCHANGE ANNOUNCEMENT



Schedule 10 - Notification of Major Interests in Shares

1 Name of company:

MERANT plc

2 Name of shareholder having a major interest:

Credit Suisse First Boston Equities Limited

3 Please state whether notification indicates that it is in respect of
holding of the shareholder named in 2 above or in respect of a
non-beneficialinterest or in the case of an individual holder if it is
a holding of that person's spouse or children under the age of 18: Same
as above

4 Name of registered holder(s) and, if more than one holder, the
number of sharesheld by each of them: Same as above

5 Number of shares/amount of stock acquired:

6 Percentage of issued class:

7 Number of shares/amount of stock disposed:
  1,000,000

8 Percentage of issued class:
  0.90%

9 Class of security:
Ordinary 2p

10 Date of transaction:
  2nd July, 2002

11 Date company informed:
03 July, 2002

12 Total holding following this notification:
2,977,969

13 Total percentage holding of issued class following this
notification:
2.68 %

14 Contact name for queries:
Tejaswini Salvi

15 Contact telephone number:
01727 813230

16 Name of company official responsible for making notification:
Tejaswini Salvi

17 Date of notification:
04 July, 2002


END

SIGNATURES


   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, thereunto duly
authorized.


                                       MERANT plc
                                       (Registrant)


Date:  July 8, 2002              By: /s/ Stephen Going

				--------------------------------------
                         		Stephen Going
		 		Vice President & General Counsel