(Ecopetrol, 11.Aug.2021) — Ecopetrol S.A. (BVC: ECOPETROL;NYSE: EC) informs that on 11 August 2021, it signed the Inter-administrative Share Purchase Agreement with the Colombian Ministry of Finance and Public Credit (MHCP), through which the company agreed to acquire 569,472,561 shares of Interconexión Eléctrica S.A. ESP (ISA), equivalent to 51.4% of its outstanding shares, which represents 100% of the stake that MHCP has in ISA.
The price agreed is COP$25,000 per share.
From this day onwards, the necessary procedures will be carried out towards the closing of the transaction.
In order to give further details about the transaction, Ecopetrol will hold two conference calls, one in Spanish and the other one in English, on 12 August 2021. Please find below the timing, dial-in and links to access to the conferences:
| English Conference Call | Spanish Conference Call |
| 1:00 p.m. Colombia time | 2:30 p.m. Colombia time |
| 2:00 p.m. New York time | 3:30 p.m. NY time |
To access to the webcast, you must provide your contact information (name and company). The following connection links will be available:
English:
https://ecopetrol2.webex.com/ecopetrol2/j.php?MTID=mc119b1e678c2ba581cbb783002a05ab2
Spanish:
https://ecopetrol2.webex.com/ecopetrol2/j.php?MTID=m617e07ad463f1866e3212d5f89d58131
To participate in the Q&A session, please enter here (in the upper right corner of the form you can select the language of your preference):
https://forms.office.com/r/87Q0dc9wmc
Please verify in advance the proper operation of the webcast in your browser. We recommend the usage of the latest versions of Internet Explorer, Google Chrome y Mozilla Firefox.
The press release and the call recording will be available on Ecopetrol’s website: www.ecopetrol.com.co.
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