Company: VIST
Filing Date: 2025-04-16
Form Type: 6-K
Source: 0001193125-25-082220
Chunk: 2

Company: Vista Energy, S.A.B. de C.V.
Filing Date: 2025-04-16
Form: 6-K
Chunk 2
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 highlights

| • |     | Highly accretive acquisition for our shareholders, comparing implied EV/EBITDA, EV/flowing barrels, EV/P1 
 reserves and price-to-earnings (P/E) metrics to Vista metrics;                                            |

| • |     | Low-cost, high-margin, high-return, cashflow-generating asset, as                                                                                                                                                               
 LACh’s lifting cost, Adjusted EBITDA margin and Return on Average Capital Employed are in line with Vista’s operating and financial metrics for the year 2024, whilst supporting our path to positive free-cashflow generation; |

| • |     | Increased scale, as Vista consolidates through PEPASA an oil and gas production volume that is                 
 approximately 47% of its Q4-24 production, leading to a pro forma total production of 125,048 boe/d for Q4-24; |

| • |     | Portfolio enhancement, with an estimated inventory of 200 ready-to-drill wells at Vista’s 50% working interest in the core of Vaca Muerta, and geographically located next to Vista’s development hub; |

| • |     | Operating synergies based on the proximity of LACh to Vista’s development hub, which could                                                                                                                                 
 translate into potential savings related to sharing surface facilities, optimizing well placement close to the limits between LACh and Vista’s development hub, streamlining new well design and sharing general services; |

| • |     | Significant oil midstream capacity is consolidated through the acquisition, as PEPASA has approximately           
 57,000 bbl/d transportation capacity and 48,000 bbl/d export dispatch capacity in several key midstream projects. |

In order to carry out the Transaction, own funds and funds from the Transaction financing were used, consisting of a credit agreement between Vista Argentina as borrower and Banco Santander, S.A. as lender, for a total amount of US$ 300 million. This credit agreement has a term of four years. PEPASA key facts PEPASA is a company incorporated under the laws of Argentina and founded in 2014. PEPASA’s main asset is a 50% working interest in the unconventional hydrocarbons concession La Amarga Chica, located in the Vaca Muerta play in the Neuquina Basin, Argentina. For the development of the asset, PEPASA entered into a joint venture with YPF, the operator of the concession. The LACh unconventional concession expires in December 2049. Driven by