Outokumpu - Manager transaction: Päivi Luostarinen

Outokumpu Corporation
Stock exchange release
Manager transaction
May 15, 2026 at 12.00 pm EEST

Outokumpu - Manager transaction: Päivi Luostarinen

Outokumpu has received a notification from Päivi Luostarinen, member of the
Board of Directors, of a transaction made with its financial instrument,
according to theEU Market Abuse Regulation. Detailed information about the
transaction is given in the table below.

__________________________________________

Person subject to the notification requirement

Name: Päivi Luostarinen

Position: Member of the Board/Deputy member

Issuer: Outokumpu Corporation

LEI: 5493009YRUJJDCFF0R80

Notification type: INITIAL NOTIFICATION

Reference number: 156964/4/4

____________________________________________

Transaction date: 2026-05-13

Venue: NASDAQ HELSINKI LTD (XHEL)

Instrument type: SHARE

ISIN: FI0009002422

Nature of transaction: RECEIPT OF A SHARE-BASED INCENTIVE

Transaction details

(1): Volume: 5539 Unit price: 0 EUR

Aggregated transactions
(1): Volume: 5539 Volume weighted average price: 0 EUR

For more information:

Outokumpu media desk,tel.+35840 351 9840

OutokumpuCorporation

Outokumpu's vision is to pioneer materials and technologies that power tomorrow.
As the global leader in sustainable stainless steel, we are accelerating the
green transition, and we lead the development of low-CO₂ metals and solutions
across the stainless steel value chain - and beyond.

Our business is based on the circular economy: our products are made from more
than 90% recycled materials, which we turn into fully recyclable stainless steel
with up to 75% lower carbon footprint than the industry average. This steel is
utilized in various applications across society, including infrastructure,
energy, industrial applications and household appliances. With our new EVOLVE
strategy, we focus on maximizing value in sustainable stainless steel while
expanding our offering in advanced materials & alloys, ferrochrome and
innovative technologies.

We operate production sites in Finland, Germany, Sweden, the Netherlands, the
United States, and Mexico whilst our mine in Kemi, Finland is the only chrome
mine within the European Union.

In 2025, Outokumpu's revenue was EUR 5.5 billion. Outokumpu employs
approximately 8,600 professionals in nearly 30 countries, with headquarters in
Helsinki, Finland. Our shares are listed on Nasdaq Helsinki. Read more:
www.outokumpu.com