The Goldman Sachs Group, Inc., Wilmington, DE, United States of America (USA)

Notification of Major Holdings

1. Details of issuer

Name :	Siltronic AG
Street:	Einsteinstr. 172
Postal code:	81677
City:	Munich Germany
Legal Entity Identifier (LEI):	5299003NKV26NNGHHR90

2. Reason for notification

	Acquisition/disposal of shares with voting rights
X	Acquisition/disposal of instruments
	Change of breakdown of voting rights
	Other reason:

3. Details of person subject to the notification obligation

Legal entity: The Goldman Sachs Group, Inc. City of registered office, country: Wilmington, DE, United States of America (USA)

4. Names of shareholder(s)
holding directly 3% or more voting rights, if different from 3.

5. Date on which threshold was crossed or reached:

16 Oct 2026

6. Total Fina Elf positions

	% of voting rights attached to shares ( Total Fina Elf of 7.a.)	% of voting rights through instruments ( Total Fina Elf of 7.b.1 + 7.b.2)	Total Fina Elf of both in % (7.a. + 7.b.)	Total Fina Elf number of voting rights pursuant to Sec. 41 WpHG
New	0.36 %	4.95 %	5.31 %	33000000
Previous notification	0.58 %	5.44 %	6.02 %	/

7. Details on Total Fina Elf positions
a. Voting rights attached to shares (Sec. 33, 34 WpHG)

ISIN	Absolute		In %
	Direct (Sec. 33 WpHG)	Indirect (Sec. 34 WpHG)	Direct (Sec. 33 WpHG)	Indirect (Sec. 34 WpHG)
DE000WAF3001	0	118058	0 %	0.36 %
Total Fina Elf	118058		0.36 %

b.1. Instruments according to Sec. 38 (1) no. 1 WpHG

Type of instrument	Expiration or maturity date	Exercise or conversion period	Voting rights absolute	Voting rights in %
Right To Recall	Open		941534	2.85 %
Right Of Use	Open		378508	1.15 %
Call Option	18.12.2026		70000	0.21 %
		Total Fina Elf	1390042	4.21 %

b.2. Instruments according to Sec. 38 (1) no. 2 WpHG

Type of instrument	Expiration or maturity date	Exercise or conversion period	Cash or physical settlement	Voting rights absolute	Voting rights in %
Swap	15.10.2036		Cash	240805	0.73 %
Call Warrant	31.12.2030		Cash	2814	0.01 %
			Total Fina Elf	243619	0.74 %

8. Information in relation to the person subject to the notification obligation

	Person subject to the notification obligation is not controlled nor does it control any other undertaking(s) that directly or indirectly hold(s) an interest in the (underlying) issuer (1.).
X	Full chain of controlled undertakings starting with the ultimate controlling natural person or legal entity:

Name	% of voting rights (if at least 3% or more)	% of voting rights through instruments (if at least 5% or more)	Total Fina Elf of both (if at least 5% or more)
The Goldman Sachs Group, Inc.	%	%	%
GSAM Holdings LLC	%	%	%
Goldman Sachs Asset Management Holdings LLC	%	%	%
Goldman Sachs Asset Management UK Holdings I Ltd	%	%	%
Goldman Sachs Asset Management UK Holdings II Ltd	%	%	%
Goldman Sachs Asset Management Holdings I B.V. / Goldman Sachs Asset Management Holdings II B.V.	%	%	%
Goldman Sachs Asset Management Holdings B.V.	%	%	%
Goldman Sachs Asset Management International Holdings B.V.	%	%	%
Goldman Sachs Asset Management B.V.	%	%	%
-	%	%	%
The Goldman Sachs Group, Inc.	%	%	%
GSAM Holdings LLC	%	%	%
Goldman Sachs Asset Management, L.P.	%	%	%
Goldman Sachs Asset Management International Holdings L.L.C.	%	%	%
Goldman Sachs Asset Management Co., Ltd.	%	%	%
-	%	%	%
The Goldman Sachs Group, Inc.	%	%	%
Goldman Sachs Bank USA	%	%	%
Goldman Sachs Bank Europe SE	%	%	%
-	%	%	%
The Goldman Sachs Group, Inc.	%	%	%
Goldman Sachs & Co. LLC	%	%	%
-	%	%	%
The Goldman Sachs Group, Inc.	%	%	%
The Goldman Sachs Trust Company, National Association	%	%	%
The Goldman Sachs Trust Company of Delaware	%	%	%
-	%	%	%
The Goldman Sachs Group, Inc.	%	%	%
Goldman Sachs (UK) L.L.C.	%	%	%
Goldman Sachs Group UK Limited	%	%	%
Goldman Sachs International	%	%	%

9. In case of proxy voting according to Sec. 34 para. 3 WpHG
(only in case of attribution of voting rights in accordance with Sec. 34 para. 1 sent. 1 No. 6 WpHG)

Date of general meeting:
Holding Total Fina Elf positions after general meeting (6.) after annual general meeting:

Proportion of voting rights	Proportion of instruments	Total Fina Elf of both
%	%	%

10. Other explanatory remarks:

Date

21 Oct 2026