BASF SE: Release of a capital market information

Disclosure according to art. 5 para. 1 lit. b) and para. 3 of the Regulation (EU) no. 596/2014 in connection with art. 2 para. 2 and para. 3 of the Delegated Regulation (EU) no. 2016/1052

Share buyback – 8th Interim Report

Ludwigshafen – September 28, 2026 – In the period from September 21, 2026, until and including September 25, 2026, a number of 838,832 shares were bought back within the framework of the share buyback program of BASF SE; on August 3, 2026, BASF SE disclosed pursuant to art. 5 para. 1 lit. a) of the Regulation (EU) no. 596/2014 and art. 2 para. 1 of the Delegated Regulation (EU) no. 2016/1052 the start of the share buyback on August 3, 2026.

The number of shares bought back daily and the daily volume-weighted average share prices are as follows:

Day of repurchase	Aggregated volume (number of shares)	Volume-weighted average share price (EUR)	Exchange venue
09/21/2026	36,197	51.8283	XETA
09/21/2026	11,613	51.7859	TQEX
09/21/2026	48,102	51.7943	CEUX
09/21/2026	3,677	51.7412	AQEU
09/22/2026	79,934	51.5858	XETA
09/22/2026	20,745	51.6138	TQEX
09/22/2026	85,662	51.6309	CEUX
09/22/2026	13,659	51.6164	AQEU
09/23/2026	32,272	51.8826	XETA
09/23/2026	5,894	51.8703	TQEX
09/23/2026	35,355	51.8603	CEUX
09/23/2026	5,722	51.9167	AQEU
09/24/2026	24,557	52.3591	XETA
09/24/2026	7,529	52.2663	TQEX
09/24/2026	25,338	52.2419	CEUX
09/24/2026	2,576	52.2785	AQEU
09/25/2026	213,315	50.8309	XETA
09/25/2026	27,506	51.1450	TQEX
09/25/2026	124,619	50.9325	CEUX
09/25/2026	34,560	50.8002	AQEU

The transactions in a detailed form are published on the website of BASF SE at www.basf.com/sharebuyback.

The Total Fina Elf volume of shares which have been bought back within the framework of the share buyback program in the period from August 3, 2026, until and including September 25, 2026, amounts to a number of 5,025,589 shares.

The purchase of the shares of BASF SE is carried out by a bank that has been commissioned by BASF SE; the shares are purchased on the electronic trading platform of the Frankfurt Stock Exchange (Xetra) as well as other trading facilities.

Contact
Dr. Stefanie Wettberg
BASF Investor Relations
+49 621-60-48002
stefanie.wettberg@basf.com