Publication of Insider Information pursuant to Art. 17 MAR (formerly: Ad-hoc Announcements pursuant to § 15 WpHG)

Requirement for a non-cash impairment loss in the K+S Group's consolidated balance sheet (IFRS) as of June 30, 2025 mainly due to the recent depreciation of the US dollar, but also because of changes in long-term potash price series and an increase in the cost of capital expected in the total amount of probably about EUR 2 billion

EBITDA and adjusted free cash flow in the first quarter of 2025 significantly above market expectations; EBITDA and FCF forecasts for the full year 2025 raised

Dr. Burkhard Lohr hands over Chairmanship of the Board of Executive Directors to Dr. Christian H. Meyer (CFO) in May 2025

Based on preliminary calculations, the EBITDA of the K+S Group in the first quarter of 2024 is significantly above market expectations at about EUR 200 million (Vara consensus estimate as of April 12, 2024: EUR 165 million median).

Adjusted free cash flow in second quarter of 2023 above market expectation; EBITDA below consensus. For the full year 2023, EBITDA is expected be range between EUR 600 million and EUR 800 million (consensus: EUR 810 million) and adjusted freecash flow between EUR 300 million and EUR 450 million (consensus: EUR 443 million assumingsame capital expenditure levels)

On June 6, 2023, Canpotex (export organization of the North American competitors Nutrien and Mosaic) publicly announced the conclusion of a contract with Chinese customers for the supply of potassium chloride until the end of the year at a price of USD 307 per tonne. China plays a subordinate role in the regional portfolio of K+S. However, the decisive factor for the K+S earnings situation is what price level subsequently emerges worldwide, how quickly a recovery from this price floor occurs, and what volumes are demanded at the respective prices.

K+S Aktiengesellschaft: K+S resolves to return capital to shareholders of up to a total of EUR 391.4 million or about EUR 2 per share (Vara consensus estimate: EUR 1.50 per share)

S&P Global Ratings ("S&P") today informed K+S Aktiengesellschaft that the S&P Rating Committee has decided to improve the long-term credit rating of K+S Aktiengesellschaft from BB (stable outlook) to BB+ (positive outlook). This is not yet the formal change of the rating, as the rating action will only be finalized upon publication by S&P.

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K+S AG is raising its forecast for the expected EBITDA of the K+S Group for the current year to € 2.3 billion to € 2.6 billion (previously: € 1.6 billion to € 1.9 billion; previous year: € 969 million). The increase in the forecast is mainly based on further higher average prices in the Agriculture customer segment.