CALGARY, AB, Nov. 26, 2025 – Vermilion Energy Inc. (referred to as “Vermilion” or the “Company”) (TSX: VET) (NYSE: VET) is pleased to announce its plans to host an Investor Day on December 10, 2025. The event will feature presentations from the senior management team, offering insights into the Company’s updated global gas portfolio and its future outlook. A live webcast will be made available for all interested participants.

Webcast and Call-In Information

The Investor Day presentation will be held virtually on Wednesday, December 10, 2025, starting at 9:00 AM MT (11:00 AM ET). The live webcast can be accessed at . The webcast link and presentation slides for the conference call will be posted on Vermilion’s website at under “Upcoming Events” prior to the conference call.

Alternatively, attendees can dial 1-888-510-2154 (toll-free in Canada and the US) or 1-437-900-0527 (for international and Toronto callers). A recording of the conference call will be available for replay from December 10, 2025, at 12:00 PM MT until December 17, 2025, at 12:00 PM MT, by calling 1-888-660-6345 (toll-free in Canada and the US) or 1-289-819-1450 (international and Toronto area) and using conference replay entry code 11314#. To join the conference call without operator assistance, you may pre-register and provide your phone number at to receive an instant automated call back.

About Vermilion

Vermilion is an international gas producer focused on creating value through the acquisition, exploration, and development of liquids-rich natural gas assets in Canada and conventional natural gas assets in Europe, while also optimizing its low-decline oil assets. This diverse portfolio provides significant free cash flow by offering direct exposure to global commodity prices and enhanced flexibility in capital allocation.

Vermilion’s primary commitments are health and safety, the environment, and then profitability, in that specific order. The safety of the public and those working with Vermilion, along with the protection of natural surroundings, is considered paramount. Additionally, the Company emphasizes strategic community investment across all its operational regions.

Vermilion’s shares trade on both the Toronto Stock Exchange and the New York Stock Exchange under the ticker symbol VET.

SOURCE Vermilion Energy Inc.