Norsk Hydro ASA — Proxy Solicitation & Information Statement 2026

Apr 23, 2026

Appendix 5

Hydro

Ref.no.: PIN code:

Notice of Annual General Meeting

The Annual General Meeting of Norsk Hydro ASA will be held on 7 May 2026, at 10:00 as a digital meeting

All times in CEST

The shareholder is registered with the following number of shares as of the notice date: ___ and votes for the number of shares registered in Euronext on the Record date, 29 April 2026.

The deadline for electronic registration of enrolment, advance votes, proxy and instructions is 5 May 2026, at 16:00

Alternatively, "Form for submission by post or e-mail for shareholders who cannot register their votes electronically"

Advance voting, proxies and instructions during the registration period

• Shareholders receiving the notice by post may vote through hydro.com/generalmeeting and select "Voting in advance and proxy" using your reference number and PIN code, or
• Log in through VPS Investor Services at https://investor.vps.no/garm/auth/login or through own account manager (bank/broker). Once logged in – choose Corporate Actions – General Meeting – ISIN. You will see your name, reference number, PIN-code and balance. You will also see choices for advance vote and delegate proxy.
• There is no need for registration for participation

Voting at the General meeting

Voting and attendance are only possible electronically via Lumi AGM. Please log in at https://dnb.lumiconnect.com/100-944-148-571 and identify yourself using your reference no. and PIN code found in VPS Investor Services under Corporate actions - Annual General Meeting – ISIN) or received by post.

For assistance or get your reference and PIN code, contact DNB Carnegie Issuer Services + 47 23 26 80 20 (08:00-15:00).

Shareholders who log in after the meeting has started will get access but will not be able to vote. Shareholders who have already voted in advance or submitted a proxy may attend but cannot vote during the session.

Shareholders who hold shares through nominee accounts can find further information in the notice of meeting available on hydro.com/generalmeeting

You may log in as a guest with your name and email, without rights to vote or ask questions.

The Annual General Meeting 2026 will be conducted digitally with no physical attendance. Please refer to appendix 6 of the notice for "Guide for digital attendance at Norsk Hydro's General Meeting".

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Hydro

Ref.no.:

PIN code:

Form for submission by post or e-mail for shareholders who cannot register their votes electronically

This completed, dated and signed voting and proxy form, must be sent to genf@dnb.no or by post to DNB Carnegie Issuer Services, P.O. Box 1600 Sentrum, 0021 Oslo, Norway. The form must be received no later than 5 May 2026 at 16:00. If the shareholder is a company, the form must be signed in accordance with the company's signature rights. The sender is responsible for ensuring secure email delivery.

_______ wishes their shares to be represented at the Annual General Meeting of Norsk Hydro ASA on 7 May 2026 at 10:00 as follows (please tick):

☐ Proxy to the Chair of the Board of Directors (mark “For”, “Against” or “Abstain” for each agenda item if instructions are to be given)
☐ Open Proxy to (do not tick the agenda items, agree directly with your proxy and give instructions on how to vote)

(Enter the name of the proxy in block capitals)

NOTE: The proxy must contact DNB Carnegie Issuer Services at +47-23 26 80 20 (08:00–15:00) for login details.
☐ Advance voting (tick “For”, “Against” or “Abstain” for each agenda items)

The voting shall take place in accordance with the markings below. Missing or unclear markings will be considered a vote in accordance with the recommendations of the Board of Directors and/or the Nomination Committee. If additional proposals are presented, the proxy will determine the voting.

Agenda of the Annual General Meeting on 7 May 2026		For	Against	Abstain
1.	Opening of the meeting and registration of attending shareholders	Not subject to vote
2.	Election of the chair of the meeting	☐	☐	☐
3.	Election of a person to co-sign the minutes	☐	☐	☐
4.	Approval of the notice and agenda	☐	☐	☐
5.	Approval of the annual accounts and Board of Directors’ report for the financial year 2025 for Norsk Hydro ASA and the group, including the Board of Directors’ proposal for distribution of dividend	☐	☐	☐
6.	Approval of remuneration to the company’s external auditor	☐	☐	☐
7.	The Board of Directors’ report on corporate governance	Not subject to vote
8.	Approval of Norsk Hydro ASA’s remuneration policy for executive management	☐	☐	☐
9.	Advisory vote on Norsk Hydro ASA’s report on executive salary and other remuneration for 2025	☐	☐	☐
10.	Election of members to the Board of Directors
	i. Rune Bjerke	☐	☐	☐
	ii. Kristin Fejerskov Kragseth	☐	☐	☐
	iii. Marianne Wiinholt	☐	☐	☐
	iv. Philip Graham New	☐	☐	☐
	v. Jane Toogood	☐	☐	☐
	vi. Espen Gundersen	☐	☐	☐
	vii. Pia Aaltonen-Forsell	☐	☐	☐
11.	Approval of remuneration of the Board of Directors, deputy Board members and the Board’s Committees	☐	☐	☐
12.	Approval of remuneration to the members of the Nomination Committee	☐	☐	☐
13.	Proposal from shareholder to assess establishment of small modular reactor(s)	☐	☐	☐
14.	Proposal from shareholder to assess how nuclear power could become part of the Groups energy sourcing	☐	☐	☐
15.	Proposal from shareholder that Hydro must assess engagement in nuclear power	☐	☐	☐

The form must be dated and signed

Place

Date

Shareholder's signature