PetroNor E&P ASA

Share Issue/Capital Change • Jun 13, 2023

PetroNor E&P ASA: Key Information Relating to the Reverse Share Split and Change of ISIN

Oslo, 13 June 2023

Please note the following key information for the reverse share split:

Date on which the corporate action was made public: 25 May 2023

Reverse split ratio: ten (10) old shares give one (1) new share

Last day including right: 14 June 2023

Ex-date: 15 June 2023

Record date: 16 June 2023

Date of approval: 12 June 2023

In connection with the reverse share split, PetroNor E&P ASA's shares will be transferred to a new ISIN.

Please note the following key information for the change of ISIN:

Issuer: PetroNor E&P ASA Previous ISIN: NO0011157232 New ISIN: NO0012942525 Date of ISIN change: 15 June 2023

This information is published in accordance with the requirements of the Continuing Obligations.

For further information, please contact: Investor Relations Email: ir@petronorep.com www.petronorep.com

About PetroNor E&P ASA

PetroNor E&P ASA is an Africa-focused independent oil and gas exploration and production company listed on Oslo Børs with the ticker PNOR. PetroNor E&P ASA holds exploration and production assets offshore West Africa, specifically the PNGF Sud licenses in Congo Brazzaville, the A4 license in The Gambia, the Sinapa (Block 2) and Esperança (Blocks 4A and 5A) licenses in Guinea-Bissau, the Rufisque Offshore Profond and Senegal Offshore Sud Profond in Senegal (in arbitration) and OML-113 in Nigeria.