RATIONAL AG / DE0007010803

1. Details of the person discharging managerial responsibilities / person closely associated

a) Name

Title:
First name:	Franziska
Last name(s):	Würbser

2. Reason for the notification

a) Position / status

Person closely associated with:
Title:	Dr.
First name:	Johannes
Last name(s):	Würbser
Position:	Member of the administrative or supervisory body

b) Initial notification

3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a) Name

RATIONAL AG

b) LEI

529900K139N6UFJ1A758

4. Details of the transaction(s)

a) Description of the financial instrument, type of instrument, identification code

Type:	Share
ISIN:	DE0007010803

b) Nature of the transaction

Acquisition

c) Price(s) and volume(s)

Price(s)	Volume(s)
759.00 EUR	759.00 EUR

d) Aggregated information

Price	Aggregated volume
759.00 EUR	759.00 EUR

e) Date of the transaction

08/05/2025; UTC+2

f) Place of the transaction

Name:	Paris (France)
MIC:	AQED