National Storage Mechanism | Additional information

BLOCK LISTING SIX MONTHLY RETURN

Information provided on this form must be typed or printed electronically and provided to an ris.

(Note: Italicised terms have the same meaning as given in the Listing Rules.)

Date: 28 April 2025

Name of applicant:		Clarkson PLC
Name of scheme:		Clarkson PLC U.S. Employee Share Purchase Plan, Clarkson PLC ShareSave Plan and the Clarkson PLC International ShareSave Plan
Period of return:	From:	26 October 2024	To:	25 April 2025
Balance of unallotted securities under scheme(s) from previous return:		14,165 ordinary shares of 25p each
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):		20,000 ordinary shares of 25p each
Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):		17,099 ordinary shares of 25p each
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		17,066 ordinary shares of 25p each

Name of contact:	Deborah Abrehart, Group Company Secretary
Telephone number of contact:	020 7334 3185

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