<PAGE> 1
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Page 1 of 11 pages
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 10)*
Tekelec
- --------------------------------------------------------------------------------
(Name of Issuer)
Common Stock
- --------------------------------------------------------------------------------
(Title of Class of Securities)
879101103
----------------------------------------
(CUSIP Number)
Check the following box if a fee is being paid with this statement [ ]. (A fee
is not required only if the filing person: (1) has a previous statement on file
reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7).
*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).
Exhibit Index is Page 10 of 11 pages
Page 1 of 8 Pages
<PAGE> 2
CUSIP No. 879101103 13G Page 2 of 11 Pages
- -------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Tekelec-Airtronic, S.A. ("T-A")
- -------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [X]
- -------------------------------------------------------------------------------
3 SEC USE ONLY
- -------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
France
- -------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
NUMBER OF ---------------------------------------------------------------
6 SHARED VOTING POWER
SHARES
488,296(1) shares, the voting power of which is shared
BENEFICIALLY with Jean-Claude Asscher who is the president and
majority shareholder of T-A.
OWNED BY
EACH ---------------------------------------------------------------
7 SOLE DISPOSITIVE POWER
REPORTING
0 shares
PERSON
---------------------------------------------------------------
WITH 8 SHARED DISPOSITIVE POWER
488,296(1) shares, the dispositive power of which is
shared with Jean-Claude Asscher who is the president
and majority shareholder of T-A.
- -------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
488,296(1) shares
- -------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
- -------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
4.2%
- -------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
CO
- -------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT!
Page 2 of 8 pages
<PAGE> 3
CUSIP No. 879101103 13G Page 3 of 11 Pages
- -------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Jean-Claude Asscher
- -------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [X]
- -------------------------------------------------------------------------------
3 SEC USE ONLY
- -------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
France
- -------------------------------------------------------------------------------
5 SOLE VOTING POWER
618,060(1) shares
NUMBER OF ---------------------------------------------------------------
SHARED VOTING POWER
SHARES
6 488,296(1) shares, the voting power with respect to
BENEFICIALLY which is shared with Tekelec-Airtronic, S.A., except
that Mr. Asscher may be deemed to share voting power
OWNED BY with Natinco, S.A. and Edouard Givel of an additional
2,767,064(1) shares owned of record by Natinco, S.A.
EACH
---------------------------------------------------------------
REPORTING 7 SOLE DISPOSITIVE POWER
PERSON 618,060(1) shares
WITH ---------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
488,296(1) shares, the dispositive power with respect
to which is shared with Tekelec-Airtronic, S.A.,except
that Mr. Asscher may be deemed to share dispositive
power with Natinco, S.A. and Edouard Givel of an
additional 2,767,064(1) shares owned of record by
Natinco, S.A.
- -------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,106,356(1) shares
- -------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
X
- -------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
9.5%
- -------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
IN
- -------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT!
Page 2 of 8 pages
<PAGE> 4
CUSIP No. 879101103 13G Page 4 of 11 Pages
- -------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Natinco, S.A.
- -------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [X]
- -------------------------------------------------------------------------------
3 SEC USE ONLY
- -------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Luxembourg
- -------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
NUMBER OF ---------------------------------------------------------------
SHARED VOTING POWER
SHARES
6 2,767,064(1) shares, the voting power of which is
BENEFICIALLY shared with Edouard Givel, who owns substantially all
of the equity interest in Natinco, S.A., except that
OWNED BY Jean-Claude Asscher may be deemed to share the voting
power of these shares due to the fact that he has from
EACH time to time acted for, and is an advisor to, Mr.
Givel.
REPORTING
---------------------------------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0 shares
---------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
2,767,064(1) shares, the dispositive power of which is
shared with Edouard Givel, who owns substantially all
of the equity interest in Natinco, S.A., except that
Jean-Claude Asscher may be deemed to share the
dispositive power of these shares due to the fact that
he has from time to time acted for, and is an advisor
to, Mr. Givel.
- -------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,767,064(1) shares
- -------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
- -------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
23.9%
- -------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
CO
- -------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT!
Page 2 of 8 pages
<PAGE> 5
CUSIP No. 879101103 13G Page 5 of 11 Pages
- -------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Edouard Givel
- -------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [X]
- -------------------------------------------------------------------------------
3 SEC USE ONLY
- -------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Switzerland
- -------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
NUMBER OF ---------------------------------------------------------------
SHARED VOTING POWER
SHARES
6 2,767,064(1) shares, the voting power of which is
BENEFICIALLY shared with Natinco, S.A., the record holder of these
shares, except that Jean-Claude Asscher may be deemed
OWNED BY to share the voting power of these shares due to the
fact that he has from time to time acted for, and is
EACH an advisor to, Mr. Givel.
REPORTING ---------------------------------------------------------------
7 SOLE DISPOSITIVE POWER
PERSON
0 shares
WITH
---------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
2,767,064(1) shares, the dispositive power of which is
shared with Natinco, S.A., the record holder of these
shares, except that Jean-Claude Asscher may be deemed
to share the dispositive power of these shares due to
the fact that he has from time to time acted for, and
is an advisor to, Mr. Givel.
- -------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,767,064(1) shares
- -------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
- -------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
23.9%
- -------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
IN
- -------------------------------------------------------------------------------
*SEE INSTRUCTION BEFORE FILLING OUT!
Page 2 of 8 pages
<PAGE> 6
Page 6 of 11 pages
ITEM 1(a) NAME OF ISSUER:
Tekelec
ITEM 1(b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
26580 West Agoura Road
Calabasas, CA 91302
ITEM 2(a) NAME OF PERSON FILING:
This Statement is being filed by Tekelec-Airtronic, S.A.;
Jean-Claude Asscher; Natinco, S.A.; and Edouard Givel, who are
sometimes collectively referred to as the "Reporting Persons."
The Reporting Persons may be deemed to be a "group" for
purposes of Sections 13(d) and 13(g) of the Securities
Exchange Act of 1934 and the rules thereunder (the "Act"),
although each expressly disclaims any assertion or presumption
that it or any of the other persons on whose behalf this
Statement is filed constitutes a "group." Neither the filing
of this Statement nor the Agreement [see Exhibit 1(2)] should
be construed individually or collectively to be an admission
that any of the Reporting Persons is a member of a "group"
consisting of one or more of the Reporting Persons or any one
or more other persons.
ITEM 2(b) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
The address of the principal business office of
Tekelec-Airtronic is 5, rue Carle Vernet, 92315 Sevres Cedex,
France; and of Natinco, S.A. is 30, rue Batty Weber, L-2716
Luxembourg. The residence address of Mr. Asscher is 34 Avenue
Raphael, 75016 Paris, France; and of Mr. Givel is 31, Chemin
des Courbes, 1247 Anieres, Switzerland.
ITEM 2(c) CITIZENSHIP:
Tekelec-Airtronic, S.A. and Natinco, S.A. are French and
Luxembourg corporations, respectively. Mr. Asscher and Mr.
Givel are French and Swiss citizens, respectively.
ITEM 2(d) TITLE OF CLASS OF SECURITIES:
Common Stock
ITEM 2(e) CUSIP NUMBER:
879101103
ITEM 3 IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR
13d-2(b), CHECK WHETHER THE PERSON FILING IS A: Not applicable
<PAGE> 7
Page 7 of 11 pages
ITEM 4 OWNERSHIP:
The following information with respect to the ownership of
Tekelec's Common Stock by the Reporting Persons is provided as
of December 31, 1995, the last day of the year covered by this
Statement.
(A) AMOUNT BENEFICIALLY OWNED:
See Row 9 of cover page for each Reporting Person.
With respect to the aggregate amount of shares
beneficially owned by Mr. Asscher, such amount
does not include 2,767,064 shares owned by Natinco,
S.A. as to which Mr. Asscher disclaims beneficial
ownership. This report shall not be deemed an
admission that Mr. Asscher is the beneficial owner of
such 2,767,064 shares for purposes of Section 13(d)
or 13(g) of the Act or for any other purpose.
(B) PERCENT OF CLASS:
See Row 11 of cover page for each Reporting Person.
(C) NUMBER OF SHARES AS TO WHICH SUCH PERSON HAS:
(I) SOLE POWER TO VOTE OR TO DIRECT THE VOTE
See Row 5 of cover page for each Reporting
Person.
(II) SHARED POWER TO VOTE OR TO DIRECT THE VOTE
See Row 6 of cover page for each Reporting
Person.
(III) SOLE POWER TO DISPOSE OR TO DIRECT THE
DISPOSITION OF
See Row 7 of cover page for each Reporting
Person.
(IV) SHARED POWER TO DISPOSE OR TO DIRECT THE
DISPOSITION OF
See Row 8 of cover page for each Reporting
Person.
ITEM 5 OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:
Not applicable
<PAGE> 8
Page 8 of 11 pages
ITEM 6 OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER
PERSON:
To the best knowledge of each of the Reporting Persons, no
person other than each of the Reporting Persons has the right
to receive or the power to direct the receipt of dividends
from, or the proceeds from the sale of, the Tekelec Common
Stock owned by each of the Reporting Persons, respectively,
except that: (a) Mr. Givel may be deemed to have such rights
with respect to Natinco, S.A., due to the fact that he owns
substantially all of the equity interest therein; and (b) Mr.
Asscher may be deemed to have such rights with respect to the
shares beneficially owned by Tekelec-Airtronic, S.A., due to
the fact that he is the president and majority shareholder
thereof, and with respect to the shares beneficially owned by
Natinco, S.A., due to the fact that he has from time to time
acted for, and is an advisor to, Mr. Givel.
ITEM 7 IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
COMPANY:
Not applicable
ITEM 8 IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:
See Exhibit 2.
The Reporting Persons may be deemed to be a "group" for the
purposes of Section 13(d) and 13(g) of the Act, although each
expressly disclaims any assertion or presumption that it or
the other persons on whose behalf this Statement is filed
constitute a "group." The filing of this Statement should not
be construed to be an admission that any of the Reporting
Persons is a member of a "group" consisting of one or more
such persons.
ITEM 9 NOTICE OF DISSOLUTION OF GROUP:
Not applicable
ITEM 10 CERTIFICATION:
Not applicable
///
///
///
///
///
<PAGE> 9
Page 9 of 11 pages
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.
Date: February 7, 1996
JEAN-CLAUDE ASSCHER
- -------------------------------------------
Jean-Claude Asscher, on behalf of himself
and on behalf of Tekelec-Airtronic, S.A.,
as the President thereof.
EDOUARD GIVEL
- -------------------------------------------
Edouard Givel, on behalf of himself and
on behalf of Natinco, S.A., pursuant to a
Power of Attorney [see Exhibit 3(3)].
____________________________________
(1) On 3/17/95 the Common Stock of Tekelec split 2-for-1. As a result,
the Reporting Persons received one additional share for each share of
Tekelec Common Stock held of record on 3/17/95. All share data set
forth herein reflects the stock split.
(2) Incorporated by reference to Amendment No. 2 to the Reporting Persons'
Schedule 13G filed with the Commission on February 16, 1988.
(3) Incorporated by reference to Amendment No. 9 to the Reporting Persons'
Schedule 13G filed with the Commission on February 6, 1995.
<PAGE> 10
Page 10 of 11 pages
EXHIBIT INDEX
<TABLE>
<CAPTION>
Exhibit
Number Exhibit Page
- ------ ------- ----
<S> <C> <C>
1 Agreement to File Joint Statement Page 9 of 11 pages
on Schedule 13G*
2 Identification of the Reporting Page 11 of 11 pages
Persons
3 Procuration [Power of Attorney**] Page 9 of 11 pages
</TABLE>
____________________________________
* Incorporated by reference to Amendment No. 2 to the Reporting
Persons' Schedule 13G filed with the Commission on February 16, 1988.
** Incorporated by reference to Amendment No. 9 to the Reporting Persons'
Schedule 13G filed with the Commission on February 6, 1995.
<PAGE> 11
Page 11 of 11 pages
EXHIBIT 2
The Reporting Persons are identified below:
Tekelec-Airtronic, S.A. is a French corporation.
Natinco, S.A. is a Luxembourg corporation.
Jean-Claude Asscher is a French citizen and the president and majority
shareholder of Tekelec-Airtronic, S.A.
Edouard Givel is a Swiss citizen and the owner of substantially all the equity
interest of Natinco, S.A.
