Blocklisting Interim Review

Summary by AI ^BETAClose X

Elementis plc has filed a block listing return detailing the unallotted securities across several of its share schemes for the period from September 1, 2025, to February 28, 2026. During this period, no new securities were issued or allotted under the Elementis 2003 Executive Share Option Scheme, leaving a balance of 512,357 unallotted securities. Similarly, the Elementis 2012 Executive Share Option Scheme has 660,000 unallotted securities, the Elementis plc 2008 Savings Related Share Option Scheme has 96,980, the Elementis plc 2018 Savings Related Share Option Scheme has 600,815, the Elementis plc Long Term Incentive Plan 2008 has 653,362, and the Elementis plc Long Term Incentive Plan 2018 has 1,711,320 unallotted securities. The total number of shares in issue at the end of the period is 569,315,667.

Disclaimer*

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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