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Umicore Major Shareholding Notification 2026

Apr 7, 2026

4018_rns_2026-04-07_554549e9-dba1-4022-aec0-eb2d7ba717a3.pdf

Major Shareholding Notification

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  1. Issuer

2 +

2 +

1) Status of the notification

Final
Name UMICORE
Identification number 0401-574-852

3) Reason for the notification

Acquisition or disposal of voting securities or voting rights

4) Notification by

A parent undertaking or a controlling person

5) Persons subject to the notification requirement

Name Address (for legal entities)
BlackRock, Inc. 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock (Singapore) Limited 20 Anson Road #18-01, Singapore, 79912, Singapore
BlackRock Advisors (UK) Limited 12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Advisors, LLC 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Asset Management Canada Limited 161 Bay Street, Suite 2500, Toronto, Ontario, M5J 2S1, Canada
BlackRock Asset Management Deutschland AG Lenbachplatz 1 1st Floor, Munich, 80333-MN3, Germany
BlackRock Financial Management, Inc. 50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Fund Advisors 400 Howard Street, San Francisco, CA, 94105, U.S.A.
BlackRock Institutional Trust Company, NationalAssociation 400 Howard Street, San Francisco, CA, 94105, U.S.A.
BlackRock Investment Management (Australia)Limited Level 37 Chifley Tower, 2 Chifley Square, Sydney NSW 2000, Australia
BlackRock Investment Management (UK) Limited 12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Investment Management, LLC 1 University Square Drive, Princeton, NJ, 8540, U.S.A.
Aperio Group, LLC 3 Harbor Dr Suite 204, Sausalito, CA 94965, U.S.A.

6) Persons that dispose of voting rights (only to be filled in if art. 7 of the Law applies)

Please enter the denominator before filling in the data

10) Notified details

A) Voting rights Previous notification After the transaction
# of voting rights # of voting rights % of voting rights
Holders of voting rights Linked to securities Not linked to thesecurities Linked tosecurities Not linked to thesecurities S
BlackRock, Inc. 0 0 0.00% 1
BlackRock (Singapore) Limited 0 3,955 0.00% 1
BlackRock Advisors (UK) Limited 1,479,455 2,397,618 0.97% 1
BlackRock Asset Management CanadaLimited 123,718 123,718 0.05% 1
BlackRock Asset ManagementDeutschland AG 684,499 669,428 0.27% 1
BlackRock Financial Management, Inc. 394 16,465 0.01% 1
BlackRock Fund Advisors 2,944,939 2,950,357 1.20% 1
BlackRock Institutional Trust Company,National Association 1,983,212 1,983,231 0.80% 1
BlackRock Investment Management(Australia) Limited 88,333 88,333 0.04% 1
BlackRock Investment Management(UK) Limited 4,877,104 4,655,524 1.89% 1
BlackRock Investment Management,LLC 58,642 56,269 0.02% 1
Aperio Group, LLC 15,002 15,002 0.01% 1
Subtotal 12,255,298 12,959,900 5.26% S
TOTAL 12,959,900 0 5.26% 0.00%

Start with "groups" of holders. Add subtotals with S**, and then finish with the persons who are "alone". For groups, start with the ultimate controlling natural person or legal entity.**

The totals, subtotals and % will be updated once you have clicked on .

B) Equivalent financial instruments After the transaction
Holders of equivalentfinancial instruments Type of financial instrument Expiration date Exercise period ordate # of voting rightsthat may beacquired if theinstrument isexercised % of voting rights Settlement
BlackRock Advisors, LLC Contract for Difference 489,171 0.20% cash -
BlackRock Financial Management, Inc. Contract for Difference 550,783 0.22% cash -
BlackRock Institutional Trust Company,National Association Contract for Difference 123,502 0.05% cash -
BlackRock Investment Management(UK) Limited Contract for Difference 38,028 0.02% cash -
Aperio Group, LLC Depositary Receipt 212,633 0.09% +
TOTAL 1,414,117 0.57%

The totals will be updated once you have clicked on

TOTAL (A & B) # of voting rights % of voting rights
CALCULATE 14,374,017 5.83%
  1. Full chain of controlled undertakings through which the holding is effectively held, if applicable
Please see the full chain of control in "Chain of Control" tab.

12) In case of proxy voting for only one GM

(DD/MM/YYYY)
Holder will cease to hold /will hold again 0 voting rights as of

13) Additional information

The disclosure obligation arose due to voting rights attached to shares for BlackRock, Inc. going above 5%.
Done at 12 Throgmorton Avenue, London EC2N 2DL, UK
On 01/04/2026 (DD/MM/YYYY)
Name & capacity Jana Blumenstein, Director Signature

For security reasons, the unsigned form in xlsx format should be transmitted to [email protected]. You can do this manually OR if you have MS Outlook at your disposal via the "Save & Send" button.

In addition, a signed copy in PDF format should also be

transmitted.

transmitted.

  1. Full chain of controlled undertakings through which the holding is effectively held, if applicable

Name

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. Trident Merger, LLC BlackRock Investment Management, LLC

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Investment Management (UK) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Australia Holdco Pty. Ltd. BlackRock Investment Management (Australia) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Holdco 4, LLC BlackRock Holdco 6, LLC BlackRock Delaware Holdings Inc. BlackRock Institutional Trust Company, National Association

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Holdco 4, LLC BlackRock Holdco 6, LLC BlackRock Delaware Holdings Inc. BlackRock Fund Advisors

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock (Netherlands) B.V. BlackRock Asset Management Deutschland AG

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BlackRock Canada Holdings ULC BlackRock Asset Management Canada Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Capital Holdings, Inc. BlackRock Advisors, LLC

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Advisors (UK) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock (Singapore) Holdco Pte. Ltd. BlackRock (Singapore) Limited

BlackRock, Inc. BlackRock Saturn Subco, LLC BlackRock Finance, Inc. Trident Merger, LLC BlackRock Investment Management, LLC Amethyst Intermediate, LLC Aperio Holdings, LLC Aperio Group, LLC