Report of Foreign Issuer (6-k)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For October 02, 2017

Commission File Number 001-36723

Amec Foster Wheeler plc

(formerly AMEC plc)

(Name of Registrant)

Amec Foster Wheeler plc

Old Change House

128 Queen Victoria Street

London EC4V 4BJ

United Kingdom

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K on paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K on paper as permitted by Regulation S-T Rule 101(b)(7): ☐

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. Yes ☐ No ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-

BLOCK LISTING SIX MONTHLY RETURN

Date: 2 October 2017

Name of applicant :		Amec Foster Wheeler plc
Name of scheme:		Block Listing of Executive and SAYE Options
Period of return:	From:	1 April 2017	To:	30 September 2017
Balance of unallotted securities under scheme(s) from previous return:		Executive - 1,337,033 SAYE - 1,140,183
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):		Executive - NIL SAYE - NIL
Equals: Balance under scheme(s) not yet issued/allotted at end of period:		Executive - 1,337,033 SAYE - 1,140,183

Name of contact:	Jenny WarburtonDeputy Company Secretary
Telephone number of contact:	+44(0)1565 683359

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.