ATP YAZILIM VE TEKNOLOJİ A.Ş.

Transaction in Own Shares • May 23, 2025

Summary Info	Share Buyback Transactions
Update Notification Flag	Yes
Correction Notification Flag	No
Postponed Notification Flag	No

Company Performs the Buy-Back	ATP YAZILIM VE TEKNOLOJİ A.Ş.
Company Subject to Buy-Back	ATP YAZILIM VE TEKNOLOJİ A.Ş.

Type Of Buy-Back	Within The Frame Of Buy-Back Program
Board Decision Date	05.11.2024
If Any, Duration Of Buy-Back Program	The term of the Buy-Back Program is maximum three (3) years as of the date of the general assembly meeting where the Buy-Back Program is approved.
Maximum Amount Of Shares To Be Acquired (Nominal TL)	2.500.000
Total Amount Of The Fund Set Aside For Acqusition	100.000.000

Scheduled Period Of Buy-Back

Code of Share Subject to Buy-back	Starting Date Of Period	Ending Date Of Period	Nominal Value (TRY)	Ratio To Capital (%)
B Grubu, ATATP, TREATTP00023	13.05.2025	02.12.2027	2.500.000	2,66667

Details of Buy-Back

Code of Share Subject to Buy-back	Transaction Date	Nominal Value of Shares Subject to Transaction (TRY)	Ratio To Capital (%)	Transaction Price (TRY / Unit)	Nominal Value Of Shares Previously Buy-Backed Within The Frame Of The Program (TRY)	Privileges, If Any, Associated With These Shares
B Grubu, ATATP, TREATTP00023	13.05.2025	98.530	0,1051	80,39
B Grubu, ATATP, TREATTP00023	14.05.2025	121.000	0,12907	82,87
B Grubu, ATATP, TREATTP00023	15.05.2025	35.000	0,03733	83,66
B Grubu, ATATP, TREATTP00023	20.05.2025	118.500	0,1264	84,38
B Grubu, ATATP, TREATTP00023	21.05.2025	22.410	0,0239	86,92
B Grubu, ATATP, TREATTP00023	23.05.2025	50.000	0,05333	85,44

Additional Explanations

Within the scope of the Board of Directors resolution dated 13.05.2025 regarding the initiation of the Share Buyback Program:

On 23.05.2025, a total of TL 50,000 nominal value of ATATP shares were repurchased by our Company on Borsa İstanbul at a price range of TL 84.75 – TL 85.70 per share (with a weighted average price of TL 85.44).

The ratio of the repurchased shares to the Company's capital under the Buyback Program is 0.4751%

This statement has been translated into English for informational purposes. In case of a discrepancy between the Turkish and the English versions of this disclosure statement, the Turkish version shall prevail.