144 0001767851 XXXXXXXX LIVE 0001717161 CENTRAL PUERTO S.A. 001-38376 Avenida Thomas Alva Edison 2701 Buenos Aires C1 C1104BAB 54(11) 43175000 Plusener S.A. 10% Stockholder Common shares, nominal value Ps.1.00 per share Maestro y Huerres SA

Sarmiento 470 PB Ciudad Autonoma de Buenos Aires C1 C1041AAH

3835445 3788601.81 1514022256 10/27/2025 BCBA Common shares, nominal value Ps.1.00 per share 02/02/2017 Pre-IPO Investment Issuer (Central Puerto S.A.) N 7600000 02/02/2017 Dividend in Kind N Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 07/28/2025 100000 121248.88 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 07/29/2025 100000 120516.45 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 07/30/2025 1765650 2171772.41 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 07/31/2025 85746 102761.49 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/04/2025 45000 54491.94 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/05/2025 100000 121619.52 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/06/2025 150000 188926.26 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/07/2025 150000 192089.96 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/08/2025 20000 25578.89 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/11/2025 150000 189903.1 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/12/2025 58511 76822.53 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 08/13/2025 100000 125182.19 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/15/2025 100000 86615.49 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/16/2025 200000 170898.5 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/17/2025 100000 84605.62 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/22/2025 100000 86927.05 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/23/2025 100000 92047.84 Plusener S.A.

25 de Mayo 444 Office 401 Montevideo X3 CP 11100

Common shares, nominal value Ps.1.00 per share 09/24/2025 213546 208550.85 The value provided in "Aggregate Market Value" was calculated using the closing price of the common shares, par value Ps.1.00 per share, on the Buenos Aires Stock Exchange (BCBA) on October 24, 2025 and, together with the values provided in "Gross Proceeds," are expressed in US dollars for purposes of this filing. The date provided in "Approximate Date of Sale" represents the three-month period commencing on October 27, 2025. 10/27/2025 /s/ Andrea P. Torres, Director of Plusener S.A. /s/ Julio C. Castro, Director of Plusener S.A.