Blocklisting Interim Review

RNS Number : 5693V

Elementis PLC

05 March 2026

BLOCK LISTING RETURN

Date: 5 March 2026

Name of applicant:		Elementis plc
Name of scheme:		Elementis 2003 Executive Share Option Scheme
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		512,357
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		512,357

Name of applicant:		Elementis plc
Name of scheme:		Elementis 2012 Executive Share Option Scheme
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		660,000
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		660,000

Name of applicant:		Elementis plc
Name of scheme:		Elementis plc 2008 Savings Related Share Option Scheme
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		96,980
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		96,980

Name of applicant:		Elementis plc
Name of scheme:		Elementis plc 2018 Savings Related Share Option Scheme
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		600,815
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		600,815

Name of applicant:		Elementis plc
Name of scheme:		Elementis plc Long Term Incentive Plan 2008 (as amended in 2010)
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		653,362
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		653,362

Name of applicant:		Elementis plc
Name of scheme:		Elementis plc Long Term Incentive Plan 2018
Period of return:	From:	1 September 2025	To:	28 February 2026
Balance of unallotted securities under scheme(s) from previous return:		1,711,320
Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):		Nil
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		Nil
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		1,711,320

Name of contact:

Hannah Constantine

Telephone number of contact:

020 8148 5966

Total number of shares in issue at the end of the period

569,315,667

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