Airthings ASA – Mandatory notification of trade

02 Dec 2025 18:05 CET

Reference is made to the stock exchange announcement on 4 November 2025 by
Airthings ASA ("Airthings") regarding an unconditional mandatory cash offer (the
“Offer”) by Firda AS (the "Offeror") to acquire all outstanding shares (the
“Shares”) in Airthings not already owned by the Offeror.

The Offeror has on 2 December 2025 received acceptance of 1,898,871 shares of
Airthings at a price of NOK 0.10 per share. In total, acceptances have been
received for 2,662,465 shares. Upon completion of the settlement, the Offeror
will hold 419,232,649 shares, corresponding to approximately 41.95% of
Airthings’ outstanding shares and voting rights.

A PDMR notice is attached to this announcement.

More information:
Access the news on Oslo Bors NewsWeb site

661093_AIRX- PDMR Notification Form 021225.pdf