Form 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Report of Foreign Private Issuer
Pursuant to Rules 13a-16 or 15d-16 of
the Securities Exchange Act of 1934

Dated: October 7^th, 2005

ALTANA Aktiengesellschaft

(Translation of Registrant’s name into English)

(Address of principal executive offices)

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

Form 20-F		þ		Form 40-F		o

Indicate by check mark if the Registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): o

Indicate by check mark if the Registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): o

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		o		No		þ

If “Yes” is marked, indicate below the file number assigned to the Registrant in connection with Rule 12g3-2(b): 82-                    

 

 

     This Report on Form 6-K is hereby incorporated by reference into the Registrant’s Registration Statements on Form S-8, dated September 13, 2002 (File No. 333-99485), dated September 24, 2003 (File No. 333-109074), dated September 24, 2004 (File No. 333-119240), and dated September 26, 2005 (File No. 333-128583).

     This Report on Form 6-K contains:

•

Letter to the New York Stock Exchange, Inc. dated October 6th, 2005

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.

By Telefax-No. 001-212-656-5071 and by mail		ALTANA AG
Mr. Stefan Jekel Account Representative International Client Services New York Stock Exchange, Inc. 20 Broad Street New York, New York 10005 U.S.A.		Postfach 1244 61282 Bad Homburg v.d.H. Herbert-Quandt-Haus Am Pilgerrain 15 61352 Bad Homburg v.d.H. Deutschland T +49 (0) 6172 1712-0 F +49 (0) 6172 1712-5 50 www.altana.de

October 6, 2005

ALTANA Aktiengesellschaft

Dear Mr. Jekel,

in accordance with Section 204.33 of the NYSE Listed Company Manual we hereby submit information about the re-purchase and re-sale of ALTANA shares by ALTANA AG during the third quarter of 2005.

Shares have been re-purchased and re-sold exclusively in transactions executed on the Frankfurt Stock Exchange.