Holding(s) in Company

NEW YORK--(BUSINESS WIRE)-- 

Standard Form TR-1

Voting rights attached to shares– Article 12(1) of directive 2004/109/EC

Financial instruments – Article 11(3) of the Commission Directive 2007/14/EC^[i]

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached ^[ii]:

CRH PLC

2. Reason for the notification (please tick the appropriate box or boxes):

[ X ] an acquisition or disposal of voting rights

[ ] an acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

[ ] an event changing the breakdown of voting rights

3. Full name of person(s) subject to the notification obligation ^[iii]:

BlackRock, Inc.

4. Full name of shareholder(s) (if different from 3.) ^[iv]:

See Section 9

5. Date of the transaction and date on which the threshold is crossed or reached ^[v]: 23/03/2026

6. Date on which issuer notified: 25/03/2026

7. Threshold(s) that is/are crossed or reached:

Holdings for BlackRock, Inc. have gone above 7%.

8. Notified details:

A) Voting rights attached to shares
Class/type of shares (if possible using the ISIN CODE)	Situation previous to the Triggering transaction ^[vi]		Resulting situation after the triggering transaction ^[vii] [viii]
	Number of Shares ^[ix]	Number of Voting rights ^[x]	Number of shares ^[xi]	Number of voting rights ^[xii]		% of voting rights
			Direct	Direct ^[xiii]	Indirect ^[xiv]	Direct	Indirect
IE0001827041	N/A	46,070,304	N/A	N/A	46,703,514	N/A	6.97%
SUBTOTAL A (based on aggregate voting rights)				46,703,514		6.97%

B) Financial Instruments
Resulting situation after the triggering transaction ^[xv]
Type of financial instrument	Expiration Date ^[xvi]	Exercise/Conversion Period/ Date ^[xvii]	Number of voting rights that may be acquired if the instrument is exercised/converted	% of voting rights
Option	15 May 2026	N/A	244,300	0.03%
		SUBTOTAL B (in relation to all expiration dates)	244,300	0.03%

Total (A+B)	number of voting rights	% of voting rights
46,947,814	46,947,814	7.00%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable ^[xviii]:

Each of the following entities, which are wholly owned subsidiaries of BlackRock, Inc., hold the following interests in voting rights in their capacity as Investment Manager on behalf of clients:

Investment Manager	Voting Rights	%
BlackRock Fund Advisors	19,039,825	2.84%
BlackRock Institutional Trust Company, National Association	11,995,550	1.79%
BlackRock Advisors (UK) Limited	5,524,967	0.82%
BlackRock Investment Management (UK) Limited	3,093,841	0.46%
BlackRock Advisors, LLC	1,432,407	0.21%
BlackRock Investment Management, LLC	1,351,709	0.20%
BlackRock Japan Co., Ltd.	965,773	0.14%
BlackRock Financial Management, Inc.	901,879	0.13%
BlackRock Asset Management Canada Limited	838,364	0.12%
Aperio Group, LLC	727,605	0.10%
BlackRock (Singapore) Limited	447,493	0.06%
BlackRock Investment Management (Australia) Limited	224,950	0.03%
BlackRock International Limited	106,169	0.01%
BlackRock Asset Management North Asia Limited	47,508	0.00%
BlackRock (Netherlands) B.V.	5,475	0.00%

10. In case of proxy voting: [name of the proxy holder] will cease to hold [number] voting rights as of [date].

11. Additional information:

Done at 12 Throgmorton Avenue, London, EC2N 2DL, U.K. on 25 March 2026