Hechos Esenciales Emisores Chilenos Un proyecto no oficial. Para información oficial dirigirse a la CMF https://cmfchile.cl

CEMENTO POLPAICO S.A. 2023-04-21 T-19:01

C

ESSENTIAL FACT
Cemento Polpaico S.A.
Registration Registry of Values N*103

Santiago, April 21, 2023

Mrs.

Solange Berstein Jáuregui

President

Financial Market Commission
Present

Ref.: Essential Fact

From our consideration:

In accordance with the provisions of Articles 9 and 10 of Law No. 18,045 on the Securities Market
and in General Standard No. 30 and Circular No. 660, both of the Commission for the
Financial Market, and being duly empowered to this effect, I inform you with character
of Essential Fact, that with this date the Ordinary Meeting of Shareholders of
Cemento Polpaico S.A. (“Polpaico” or the “Company”), at the time and place indicated in the
subpoena and in the respective notices.

The Ordinary Shareholders’ Meeting adopted the following resolutions:

1) The Annual Report, the Balance Sheet, the Financial Statements and the Auditors’ Report were approved.
External, for the year ended December 31, 2022;

2) It was agreed to distribute a final dividend in the amount equivalent to 100% of the
Earnings for the year 2022, which corresponds to $153.63629 per share.

The dividend will be paid as of May 19, 2023. Annex is attached
N?1 of Circular N* 660, which provides information regarding the payment of
Agreed dividend.

3) The Dividend Policy for 2023 was approved;

4) The remuneration of the members of the Board of Directors and the Directors’ Committee was agreed,
as well as the latter’s operating expenditure budget;

5) The company was appointed as an external audit firm for the financial year 2023
PricewaterhouseCoopers Consultores Auditores SpA;

6) The designation of the firms ICR Chile an Affiliatte of Moody’s, Feller Rate was approved
Clasificadora de Riesgo Limitada and Humphreys Limitada and delegate to the Board the
power to appoint the two companies as Risk Rating Agencies for the following period
2023/2024 among the firms indicated;

7) Reported on transactions with related parties referred to in Title XVI
of the Law of Corporations, held during the year 2022;

8) Reported on the activities and expenses of the Directors’ Committee during the year
2022 and its Annual Management Report;

9) The electronic newspaper “El Líbero” was designated to carry out the social publications that
are relevant.

Yours sincerely yours,

C:C.: Santiago Stock Exchange, Stock Exchange.
Bolsa Electrónica de Chile, Stock Exchange.

COMMISSION FOR THE FINANCIAL MARKET

FORM N* 1
DISTRIBUTION OF DIVIDENDS

0.01 ORIGINAL INFORMATION On (YES/NO) 0.02 SUBMITTED DATE 21-04-2023

1 IDENTIFICATION OF THE MOVEMENT SOCIETY

Submitted on 21-04-2023

1.01 R.U.T. ; 91.337.000-7 1.02 Form. Original 21-04-2023
1.03 Company Name : CEMENTO POLPAICO S.A.
1.04 N* Securities Registry 5 0103 1.05 Series Affects 3 UNIQUE

Individualization
1.06 Stock Code; POLPAICO 1.07 of the 109th movement

2. AGREEMENT AND DIVIDEND AMOUNT

2.01 Agreement date 2023-04-21 (DD MM AA)
2.02 Decision taken 1 (1: Ordinary General Meeting of Shareholders; 2: Together
extraordinary shareholders; 3: Board Session)
2.03 Dividend Amount 3,921,153,109 2.04 Currency Type : $

íZ — _ –_ _- _ _-__-_-_-____- zz -zm. UUdI8£U£(7/II-xu2%1M0-.6 94 / Y0U Pa

3. SHARES AND ENTITLED SHAREHOLDERS

3.01 Number of Shares . 25.535.221 3.02 Deadline 13-05-2023 (DD MM AA)

4, CHARACTER OF THE DIVIDEND

4.01 Dividend rate: 3 (1: Provisional; 2: Definitive minimum mandatory; 3: Final additional or eventual)

4.02 Year-end; 31-12-2022 (DD MM AA)
4.03 Method of payment: 1 (1: In money; 2: Optional in money or shares of the issue itself;
3: Optional in money or shares of other companies; 4: Other modality)
5. PAYMENT OF THE DIVIDEND IN MONEY (either in cash or optional in money or shares)
5.01 Payment in money $ 153.63629.- per share 5.02 Type of currency $
5.03 Payment date 19-05-2023 (DD MM AA)

(Continued reverse)

6 DISTRIBUTION OF THE OPTIONAL DIVIDEND IN SHARES

6.01 Option Date (OD MMAA)
6.02 Option End Date (OD MM YY)

6.03 Title Date (DD MM AA)

604 Serleaopt (only if the option is on shares of the issue itself)

5.05 Post-movement aces

606 UK. Issuing company -: (only if the option is on shares of which the company is the holder)

6.07 – Stock Exchange Code and

608 Factoracciones $ shares receivablex 1 ace, c/derecho

509 Share price $ acc. 6.10 Type of Currency.

E OBSERVATIONS

1. This dividend N* 109 was approved at the Ordinary Shareholders’ Meeting of Cemento Polpaico S.A., held on April 21, 21.

ii.The final dividend will be paid as of May 19, 2023, according to the payment method they maintain.
in force of the shareholders in the Register of Shareholders, on the closing day of the aforementioned Register. The modalities presented are the following

(a)Deposit in a bank account, held by the shareholder;
b) Sending of nominative check by mail to the address registered by the shareholder and;
c) Withdrawal of a nominative check at the offices of the company DCV Registros S.A. or at the bank designated by this company.

In the event that the shareholder has not registered one of the payment methods indicated above, the payment would be made at the same time.
nominative in the name of the shareholder, in the offices of the company DCV Registros S.A., located at Avenida Los Conquistadores 1730, floor £
of Providencia, from Monday to Thursday, between 9:00 and 17:00 hours, and the next ones between 9:00 and 16:00 hours, previous identification of the shareholder.

It is noted that all checks will be issued computationally, thus avoiding any adulteration, and the shares must be
your agreement to payment.

lil, The publication of the dividend payment notice will be made on April 28, 2023 in the electronic newspaper “El Libero”.

Declaration:
* The Information contained in this form is the expression felde the truth, so I assume
the corresponding legal responsibility”

NAME AND SIGNATURE LEGAL REPRESENTATIVE.
IDENTITY CEDULA

Link to file in CMFChile: https://www.cmfchile.cl/sitio/aplic/serdoc/ver_sgd.php?s567=07052ffab36e76149fee0ca448ceaa41VFdwQmVVMTZRVEJOUkVVelRYcEJkMDFCUFQwPQ==&secuencia=-1&t=1682401141

Por Hechos Esenciales
Hechos Esenciales Emisores Chilenos Un proyecto no oficial. Para información oficial dirigirse a la CMF https://cmfchile.cl

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