flatexDEGIRO SE Stowers Institute of Medical Research, Kansas City, United States of America (USA)

Language:EnglishDE

flatexDEGIRO SE
flatexDEGIRO SE: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution
05.08.2026 / 17:45 CET/CEST
Dissemination of a Voting Rights Announcement transmitted by EQS News – a service of EQS Group.
The issuer is solely responsible for the content of this announcement.

Notification of Major Holdings
1. Details of issuer

Name:	flatexDEGIRO SE
Street:	Omniturm, Große Gallusstraße 16-18
Postal code:	60312
City:	Frankfurt / Main Germany
Legal Entity Identifier (LEI):	529900IRBZTADXJB6757

2. Reason for notification

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

3. Details of person subject to the notification obligation

Legal entity: Stowers Institute of Medical Research
City of registered office, country: Kansas City, 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:

31 Jul 2026

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	3.02 %	0.00 %	3.02 %	110134548
Previous notification	n/a %	n/a %	n/a %	/

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)
	0	3325818	0.00 %	3.02 %
Total	3325818		3.02 %

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 %
				0	0.00 %
			Total	0	0.00 %

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)
Stowers Institute of Medical Research	%	%	%
American Century Companies	%	%	%
American Century Investment Management, Inc.	3.02 %	%	%

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:

ACIM, collectively through the accounts it manages with voting rights, holds 3.02% ownership in the issuer. Each underlying account is the legal owner of its shares. ACIM is the investment adviser for each account and has voting authority for each. SIMR owns shares representing 66.7% of the voting rights of ACC. ACIM is 100% owned by ACC. SIMR is a not-for-profit and not controlled by any legal entity.

Date

03 Aug 2026

05.08.2026 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.

Language:	English
Company:	flatexDEGIRO SE
	Omniturm, Große Gallusstraße 16-18
	60312 Frankfurt / Main
	Germany
Internet:	www.flatexdegiro.com
LEI Code:	529900IRBZTADXJB6757


End of News	EQS News Service

2377152 05.08.2026 CET/CEST