Umicore

Major Shareholding Notification • May 12, 2015

FORM TR-1 BE PART1

1) Status of the notification

м

	Name UMICORE
Identification number 0401-574-852

3) Reason for the notification

Acquisition or disposal of voting securities or voting rights

4) Notification by

2) issuer

A parent undertaking or a controlling person

5) Persons subject to the notification requirement

Name (& legal form for legal persons)	Address (for legal persons)
BlackRock, Inc.	55 East 52nd Street, New York, NY 10055, U.S.A.
BlackRock (Luxembourg) S.A.	6D, Route de Trèves, Senningerberg, L-2633, Luxembourg
BlackRock (Netherlands) B.V.	Rembrandt Tower, 17th floor, Amstelplein, Amsterdam, Netherlands
BlackRock Advisors (UK) Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Advisors, LLC	100 Bellevue Parkway, Wilmington, DE 19809, U.S.A.
BlackRock Asset Management Canada Limited	161 Bay Street, Suite 2500, Toronto, Ontario M5J 2S1, Canada
BlackRock Asset Management Deutschland AG	Max-Joseph-Straße 6, 80333 Munich, Germany
BlackRock Asset Management Ireland Limited	International Financial Services Centre, Dublin 1, Ireland
BlackRock Asset Management North Asia Limited	16/F, 2 Queen's Road, Cheung Kong Center, Hong Kong
BlackRock Asset Management Schweiz AG	Bahnhofstraße 54, 8001 Zurich, Switzerland
BlackRock Financial Management, Inc.	55 East 52nd Street, New York, NY 10055, U.S.A.
BlackRock Fund Advisors	400 Howard Street, San Francisco, CA 94105, U.S.A.
BlackRock Fund Managers Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Institutional Trust Company, National Associ	400 Howard Street, San Francisco, CA 94105, U.S.A.
BlackRock International Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Investment Management (Australia) Limited	Level 26, 101 Collins Street, Melbourne, VIC 3000, Australia
BlackRock Investment Management (UK) Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Investment Management, LLC	1 University Square Drive, Princeton, NJ 08540, U.S.A.
BlackRock Japan Co., Ltd.	Marunouchi Trust Tower Main, 1-8-3 Marunouchi Chiyoda-ku, Tokyo, 100-8217 Japan
BlackRock Life Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock (Singapore) Limited	20 Anson Road #18-01, 079912, Singapore
IShares (DE) I Investmentaktiengesellschaft mit Teilvern	Max-Joseph-Straße 6, 80333 Munich, Germany

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

Name (& legal form for legal persons)	Address (for legal persons)
Please continue entering the information in part il concerning the	persons referred to in points 5 and 6

7) Date on which the threshold is crossed

3

07/05/2015 (DD/MM/YYYY)

8) Threshold that is crossed (in %)

$\epsilon$

$\bar{\sigma}$

9) Denominator

	224,000,000

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 the securities	Linked to securities	Not linked to the securities
BlackRock, Inc.	0	O		0.00%
BlackRock (Luxembourg) S.A.	2,581,172	2,650,144		1.18%
BlackRock (Netherlands) B.V.	61,248	61,248		0.03%
BlackRock Advisors (UK) Limited	106,522	106,522		0.05%
BlackRock Advisors, LLC	118,670	123,248		0.06%
BlackRock Asset Management Canada L	79.864	80.136		0.04%
BlackRock Asset Management Deutschla	232.620	233,538		0.10%
BlackRock Asset Management Ireland Lin	778.446	761.834		0.34%
BlackRock Asset Management North Asia	1,438	1,438		0.00%
BlackRock Asset Management Schweiz A	1.034	1.034		0.00%
BlackRock Financial Management, Inc.	3,820	11,158		0.00%
BlackRock Fund Advisors	1.896,356	1.871,308		0.84%
BlackRock Fund Managers Limited	796,196	834,614		0.37%
BlackRock Institutional Trust Company, N	2,894,812	2,863,230		1.28%
BlackRock International Limited	190,816	190,816		0.09%
BlackRock Investment Management (Aus	75,544	75,544		0.03%
BlackRock Investment Management (UK)	129,450	130,302		0.06%
BlackRock Investment Management, LLD	183,452	178,848		0.08%
BlackRock Japan Co., Ltd.	268,368	268,368		0.12%
BlackRock Life Limited	740,512	738,084		0.33%
BlackRock (Singapore) Limited	$\Omega$	2.846		0.00%
IShares (DE) I Investmentaktiengesellsch	39.594	39.810		0.02%
subtotal	11,179,934	11,224,070		5.01%
	TOTAL	11,224,070	o	5.01%	0.00%

Start with "groups" of holders. Calculate subtotals and then finish with the persons who are "alone".

The totals, subtotals and % will be updated once you have clicked on
$\prec$ TE>

B) Equivalent financial instruments	After the transaction
Holders of equivalent financial instruments	Type of financial instrument	Expiration date	Exercise period or date	# of voting rights that may be acquired if the instrument is exercised	% of voting rights
	TOTAL		(in relation to all expiration dates)	o	$0.00\%$

The totals will be updated once you have clicked on

TOTAL (Voting rights & Equivalent financial linstruments )		# of voting rights	% of voting rights
		11,224,070	5.01%

11) Chain of controlled undertakings through which the holding is effectively held, if applicable

Please describe, or join a diagram in attachment

BlackRock, Inc. is the ultimate controller but the legal entities detailed in section 10 above are the discretionary investment Managers who holds

12) In case of proxy voting for only one GM

Holder

will cease to hold /
will hold again

$\circ$

voting rights as of

13) Additional information

A) Convertible bonds and rights to subscribe to voting securities not yet issued
Holder	Type of financial instrument	Expiration date (DD/MM/YYYY)	Exercise/Conversion period or date	Number	# of voting rights that may be acquired if the instrument is exercised/converted
B) Shares without voting rights
Holder	Number
C) Remarks
Done at	12 Throgmorton Avenue, London EC2N 2DL, U.K.
On	11/05/2015	(DD/MM/YYYY)
Name & capacity
	Gareth Slade, Vice President		Signature	Clear.