Elementis PLC has released its block listing return for various share option schemes. The Elementis 2003 Executive Share Option Scheme has a balance of 512,357 unallotted securities at the end of the period, with no increase or securities issued/allotted during the period. The Elementis 2012 Executive Share Option Scheme has a balance of 660,000 unallotted securities, with no increase or securities issued/allotted during the period. The Elementis PLC 2008 Savings Related Share Option Scheme has a balance of 96,980 unallotted securities, with no increase or securities issued/allotted during the period. The Elementis PLC 2018 Savings Related Share Option Scheme has a balance of 1,205,929 unallotted securities, with an increase of 1,000,000 and 56,186 securities issued/allotted during the period. The Elementis PLC Long Term Incentive Plan 2008 has a balance of 653,362 unallotted securities, with no increase or securities issued/allotted during the period. The Elementis PLC Long Term Incentive Plan 2018 has a balance of 923,410 unallotted securities, with an increase of 3,500,000 and 3,008,885 securities issued/allotted during the period. The total number of shares in issue at the end of the period is not provided.