MSEIS: Mandatory notification of trade

October 29, 2021

(Oslo, 29 October 2021) The following primary insider has sold shares in Magseis Fairfield ASA (OSE: MSEIS):

Mark Ivin, Chief Financial Officer (CFO) in Magseis Fairfield ASA, has today, on 29 October 2021 sold 19 020 shares in Magseis Fairfield ASA at a price of NOK 4.00 per share. Following the transaction Mark Ivin holds 0 shares in Magseis Fairfield ASA.

On 31 August 2021, Magseis Fairfield announced a CFO transition plan with Mark Ivin handing over the role to Stig Hognestad with effect from 1 December 2021.

Details of the sale of shares are set forth in this notification.

For further information, please contact:

André Bjørvik, SVP Corporate Communication
Tel: +47 907 42 746
Email: andre.bjorvik@magseisfairfield.com

Carel Hooijkaas, CEO
Tel: +47 480 49 277
Email: carel.hooijkaas@magseisfairfield.com

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Magseis Fairfield is the global leading provider of ocean bottom seismic (OBS) technology and data acquisition projects. The company has a flexible business model with full scale node operations, as well as lease and sale models. The Marine Autonomous Seismic System "MASS" nodes and the range of Z-nodes combined with handling systems and source technology enables market leading deployment speed and highly cost-efficient acquisition of data with exceptional quality.

This information is subject to the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.