SKion GmbH has informed ALTANA AG of its decision to make an offer for the acquisition of shares in ALTANA, and has published the decision according to § 10 section 1 of the Securities Acquisition and Takeover Act (German Wertpapiererwerbs und Übernahmegesetz). SKion GmbH currently holds 70.3 million of the 140.4 million shares of ALTANA AG, which corresponds to 50.1% of total share capital. Ms. Susanne Klatten is the sole shareholder of SKion GmbH. She is also acting as vice chairwoman of the supervisory board of ALTANA AG.

The management board and the supervisory board of ALTANA AG will thoroughly examine the acquisition offer upon publication of the offer document.

For more information, visitwww.altana.com.