Plested Director Disclosure 13 September 2021

Ongoing Disclosure Notice Disclosure of Directors and Senior Managers Relevant Interests Sections 297(2) and 298(2), Financial Markets Conduct Act 2013 To NZX Limited; and Name of listed issuer: Mainfreight Limited Date this disclosure made: 13-Sep-21 Date of last disclosure: 10-Jun-21 Director or senior manager giving disclosure Full name(s): Bruce Plested Name of listed issuer: Mainfreight Limited Name of related body corporate (if applicable): Position held in listed issuer: Chairman Summary of acquisition or disposal of relevant interest (excluding specified derivatives) Class of affected quoted financial products: Ordinary Shares Nature of the affected relevant interest(s): Owned For that relevant interest- Number held in class before acquisition or disposal: 14,933,062 Number held in class after acquisition or disposal: 14,878,985 Current registered holder(s): Rorohara Trust / Bruce Plested Registered holder(s) once transfers are registered: Rorohara Trust / Bruce Plested Summary of acquisition or disposal of specified derivatives relevant interest (if applicable) - n/a Details of transactions giving rise to acquisition or disposal Total number of transactions to which notice relates: 8 Details of transactions requiring disclosure- Date of transaction: 6-10 September 2021 Nature of transaction: Sale off Market Name of any other party or parties to the transaction (if known): not known The consideration, expressed in New Zealand dollars, paid or recieved for the acquisition or disposal. If the consideration was not in cash and cannot be readily by converted into a cash value, describe the consideration: average of $94.75 per share Number of financial products to which the transaction related: 54,077 If the issuer has a financial products trading policy that prohibits directors or senior managers from trading during any period without written clearance (a closed period) include the following details-- Whether relevant interests were aquired or disposed of during a closed period: Yes Whether prior written clearance was provided to allow the aquisition or disposal to proceed during the closed period: Yes Date of the prior written clearance (if any): 1-Sep-21 Summary of other relevant interests after acquisition or disposal: - n/a Cerification I certify that, to the best of my knowledge and belief, the information contained in this disclosure is correct and that I am duly authorised to make this disclosure by all persons for whom it is made. Signature of director or officer: Date of signature: or Signature of person authorised to sign on behalf of director or officer: Date of signature: 13-Sep-21 Name and title of authorised person: Tim Williams CFO End CA:00378972 For:MFT Type:SHINTR Time:2021-09-13 09:13:19