artnet AG / DE000A1K0375

Notification of Major Holdings

1. Details of issuer

Name:	artnet AG
Street:	Niebuhrstr. 78
Postal code:	10629
City:	Berlin Germany
Legal Entity Identifier (LEI):	391200SHGPEDTRIC0X31

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

Natural person (first name, surname): Jan Petzel Date of birth: 13 Jul 1973

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

Leonardo Art Holdings GmbH

5. Date on which threshold was crossed or reached:

20 Jun 2025

6. Total positions

	% of voting rights attached to shares (total of 7.a.)	% of voting rights through instruments (total of 7.b.1 + 7.b.2)	Total of both in % (7.a. + 7.b.)	Total number of voting rights pursuant to Sec. 41 WpHG
New	33.20 %	54.94 %	88.14 %	5706067
Previous notification	32.56 %	38.99 %	71.55 %	/

7. Details on total 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)
DE000A1K0375	0	1894478	0.00 %	33.20 %
Total	1894478		33.20 %

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 %
			0	0.00 %
		Total	0	0.00 %

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 %
Irrevocables	n/a	n/a	Physical	942103	16.51 %
Share purchase agreements	n/a	n/a	Physical	2192821	38.43 %
			Total	3134924	54.94 %

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 of both (if at least 5% or more)
Jan Petzel	%	%	%
BEO Art SPV Limited	%	%	%
Leonardo Art Holdings Limited	%	%	%
Leonardo Art Holdings GmbH	33.20 %	54.94 %	88.14 %

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 positions after general meeting (6.) after annual general meeting:

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

10. Other explanatory remarks:

Date

25 Jun 2025