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 September 0708, 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-

~~Amec~~TR-1: ~~Foster~~Standard ~~Wheeler~~form ~~plc~~for ~~(the~~notification ~~'Company')~~of major holdings

7 September 2017

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible)i

1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedii:			Amec Foster Wheeler plc
1b. Please indicate if the issuer is a non-UK issuer (please mark with an "X" if appropriate)
Non-UK issuer
2. Reason for the notification (please mark the appropriate box or boxes with an "X")
An acquisition or disposal of voting rights
An acquisition or disposal of financial instruments						X
An event changing the breakdown of voting rights
Other (please specify)iii:
3. Details of person subject to the notification obligationiv
Name			Syquant Capital
City and country of registered office (if applicable)			Paris, France
4. Full name of shareholder(s) (if different from 3.)v
Name
City and country of registered office (if applicable)
5. Date on which the threshold was crossed or reachedvi:			09/06/2017
6. Date on which issuer notified (DD/MM/YYYY):			09/08/2017
7. Total positions of person(s) subject to the notification obligation
	% of voting rights attached to shares (total of 8. A)	% of voting rights through financial instruments(total of 8.B 1 + 8.B 2)		Total of both in % (8.A + 8.B)	Total number of voting rights of issuervii
Resulting situation on the date on which threshold was crossed or reached	0%	3.95%		3.95%	15,391,851
Position of previous notification (if applicable)	0%	2.36%		2.36%

Notification of transactions by persons discharging managerial responsibility ('PDMRs')

8. Notified details of the resulting situation on the date on which the threshold was crossed or reachedviii
A: Voting rights attached to shares
Class/type ofshares ISIN code (if possible)		Number of voting rightsix					% of voting rights
		Direct (Art 9 of Directive 2004/109/EC) (DTR5.1)		Indirect (Art 10 of Directive 2004/109/EC) (DTR5.2.1)			Direct (Art 9 of Directive 2004/109/EC) (DTR5.1)		Indirect (Art 10 of Directive 2004/109/EC) (DTR5.2.1)



SUBTOTAL 8. A

B 1: Financial Instruments according to Art. 13(1)(a) of Directive 2004/109/EC (DTR5.3.1.1 (a))
Type of financial instrument		Expirationdatex	Exercise/Conversion Periodxi			Number of voting rights that may be acquired if the instrument is exercised/converted.			% of voting rights



			SUBTOTAL 8. B 1

B 2: Financial Instruments with similar economic effect according to Art. 13(1)(b) of Directive 2004/109/EC (DTR5.3.1.1 (b))
Type of financial instrument	Expirationdatex		Exercise/Conversion Period xi		Physical or cash settlementxii			Number of voting rights	% of voting rights
CFD (Equity Swap)	-		-		Cash			15,391,851	3.95%


					SUBTOTAL 8.B.2			15,391,851	3.95%

This announcement is made pursuant to Article 19.3 of the Market Abuse Regulation to report dealings by the following PDMRs.

9. Information in relation to the person subject to the notification obligation (please mark the applicable box with an "X")
Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuerxiii				X
Full chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held starting with the ultimate controlling natural person or legal entityxiv (please add additional rows as necessary)
Namexv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold






10. In case of proxy voting, please identify:
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held

11. Additional informationxvi
Amec Foster Wheeler plc is disclosing this information in accordance with DTR 5.8.12R

1	Details of the person discharging managerial responsibilities / person closely associated
Place of completion	Paris, France
a)	Name	John Pearson
Date of completion	08/09/2017
2	Reason for the notification
a)	Position/status	Division President Oil, Gas and Chemicals
b)	Initial notification /Amendment	Initial notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Amec Foster Wheeler plc
b)	LEI	DTA07N5U5HK2KC1SCM04
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Ordinary shares GB0000282623
b)	Nature of the transaction	Disposal of ordinary shares
c)	Price(s) and volume(s)	Price(s)	Volume(s)	Total
		GBP 4.652805	1490	GBP 6932.68
		GBP 4.630139	46718.8917	GBP 216314.96
d)	Aggregated information - Aggregated volume - Price	48208.89 GBP 4.631
e)	Date of the transaction	2017-09-07
f)	Place of the transaction	XLON

Jenny Warburton

Contact name	Jennifer Warburton
Contact telephone number	+44 (0)1565 683359

Deputy Company Secretary

+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.

Date: 07 September 2017
Date: 08 September 2017
		Amec Foster Wheeler plc (Registrant)
	By:	/s/ Alison Yapp
		Name: Alison Yapp
		Title: General Counsel & Company Secretary

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