ATOSS Software SE: AOB Invest GmbH, buy

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

a) Name

Name and legal form:

AOB Invest GmbH

2. Reason for the notification

a) Position / status

Person closely associated with:
Title:
First name:	Andreas F.J.
Last name(s):	Obereder
Position:	Member of the managing body

b) Initial notification

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

a) Name

ATOSS Software SE

b) LEI

529900Q9G9280ADNOA39

4. Details of the transaction(s)

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

Type:	Share
ISIN:	DE0005104400

b) Nature of the transaction

Acquisition

c) Price(s) and volume(s)

Price(s)	Volume(s)
86.45 EUR	1,426,425.00 EUR
85.85 EUR	214,625.00 EUR
85.85 EUR	214,625.00 EUR
85.85 EUR	214,625.00 EUR
86.3 EUR	17,864.10 EUR
86.7 EUR	10,664.10 EUR
86.7 EUR	16,733.10 EUR
86.75 EUR	11,104.00 EUR
86.85 EUR	18,151.65 EUR
86.9 EUR	17,553.80 EUR
86.9 EUR	3,389.10 EUR
86.9 EUR	10,601.80 EUR
86.9 EUR	17,988.30 EUR
86.9 EUR	16,163.40 EUR
87 EUR	9,396.00 EUR
87 EUR	22,446.00 EUR
87 EUR	81,084.00 EUR
87 EUR	18,357.00 EUR
87 EUR	4,611.00 EUR
87 EUR	17,661.00 EUR
87 EUR	4,611.00 EUR
86.5 EUR	18,251.50 EUR
86.6 EUR	18,532.40 EUR
86.6 EUR	692.80 EUR
86.85 EUR	19,020.15 EUR
87.05 EUR	116,821.10 EUR
87.25 EUR	17,362.75 EUR
87.35 EUR	4,629.55 EUR
87.35 EUR	10,656.70 EUR
87.05 EUR	7,747.45 EUR
87.05 EUR	10,794.20 EUR
87.05 EUR	25,505.65 EUR
87.35 EUR	10,132.60 EUR
86.85 EUR	73,561.95 EUR
86.8 EUR	12,325.60 EUR
86.8 EUR	16,405.20 EUR
86.5 EUR	3,373.50 EUR
86.5 EUR	4,584.50 EUR
86.5 EUR	6,055.00 EUR
86.5 EUR	4,584.50 EUR
86.5 EUR	3,287.00 EUR
86.5 EUR	4,584.50 EUR
86.75 EUR	111,734.00 EUR
86.75 EUR	37,909.75 EUR
86.75 EUR	24,290.00 EUR
86.75 EUR	292,174.00 EUR
86.75 EUR	178,705.00 EUR
87.25 EUR	17,537.25 EUR
86.9 EUR	8,690.00 EUR
87.1 EUR	3,222.70 EUR
87.1 EUR	4,616.30 EUR
87.1 EUR	3,222.70 EUR
87.1 EUR	174.20 EUR
87.25 EUR	16,664.75 EUR
87.3 EUR	18,158.40 EUR
87.3 EUR	4,626.90 EUR
87.4 EUR	5,855.80 EUR
87.4 EUR	4,632.20 EUR
87.4 EUR	4,632.20 EUR
87.4 EUR	3,233.80 EUR
87.4 EUR	174.80 EUR
87.55 EUR	6,040.95 EUR
87.55 EUR	6,040.95 EUR
87.55 EUR	5,778.30 EUR
87.55 EUR	5,690.75 EUR
87.45 EUR	19,239.00 EUR
87.55 EUR	4,640.15 EUR
87.55 EUR	17,510.00 EUR
87.6 EUR	8,322.00 EUR
87.6 EUR	1,927.20 EUR
87.35 EUR	17,382.65 EUR
87.35 EUR	16,247.10 EUR
87.65 EUR	5,697.25 EUR
87.65 EUR	5,609.60 EUR
87.6 EUR	4,642.80 EUR
87.6 EUR	3,241.20 EUR
87.7 EUR	11,751.80 EUR
87.7 EUR	5,262.00 EUR
87.7 EUR	4,648.10 EUR
87.7 EUR	4,121.90 EUR
87.7 EUR	7,366.80 EUR
87.7 EUR	2,017.10 EUR
87.8 EUR	8,692.20 EUR
87.8 EUR	7,111.80 EUR
87.8 EUR	2,282.80 EUR
87.8 EUR	526.80 EUR

d) Aggregated information

Price	Aggregated volume
86.56 EUR	3,679,633.98 EUR

e) Date of the transaction

05/02/2026; UTC+1

f) Place of the transaction

Name:	XETRA
MIC:	XETR