REN Redes Energeticas Nacionais SGPS S A : Participação qualificada da The Capital Group Companies

COMUNICADO

Nos termos e para os efeitos do disposto no artigo 17.º do Código dos Valores Mobiliários e no Regulamento da CMVM n.º 5/2008, a REN - Redes Energéticas Nacionais, SGPS, S.A. (REN) informa ter recebido a comunicação abaixo por parte da sociedade The Capital Group Companies, Inc. (CGC).

A CGC passa a deter 12.852.308 ações representativas de 1,9263% do capital social da REN.

REN - REDES ENERGÉTICAS NACIONAIS, SGPS, S.A.

Lisboa, 27 de Fevereiro de 2020

REN - REDES ENERGÉTICAS NACIONAIS, S.G.P.S., S.A. | Sociedade Aberta

Sede: Avenida Estados Unidos da América, nº 55, 1749-061 Lisboa

Capital Social: 667.191.262 Euros

Pessoa coletiva e matrícula na CRC de Lisboa n.º 503 264 032

Date:22 October 2015

ESMA/2015/1597

Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer andto the competent authority)i

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are at- tachedii:
   REN - Redes Energeticas Nacionais SGPS S.A.
2. Reason for the notification (please tick the appropriate box or boxes):

[X] An acquisition or disposal of voting rights

[ ] An acquisition or disposal of financial instruments [ ] An event changing the breakdown of voting rights [ ] Other (please specify)iii:

3. Details of person subject to the notification obligationiv : _

Name:	City and country of registered office (if applicable):
The Capital Group Companies, Inc. ("CGC")	Los Angeles, California, U.S.A.

1. Full name of shareholder(s) (if different from 3.)v: See section 8
2. Date on which the threshold was crossed or reachedvi:

1. February 2020

1. Total positions of person(s) subject to the notification obligation:

	% of voting rights at-	% of voting rights		Total number of
	through financial instru-	Total of both in %
	tached to shares (to-	voting rights of is-
	ments	(7.A + 7.B)
	tal of 7.A)	suervii
	(total of 7.B.1 + 7.B.2)
Resulting situation
on the date on which	1.9263%	0.0000%	1.9263%	667,191,262
threshold was
crossed or reached
Position of previous	4.7500%	0.0000%	4.7500%
notification (if appli-
cable)

1

7. 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 of	Number of voting rightsix	% of voting rights
shares
Direct	Indirect	Direct	Indirect
ISIN code (if possi-
(Art 9 of Directive	(Art 10 of Directive	(Art 9 of Directive	(Art 10 of Directive
ble)
2004/109/EC)	2004/109/EC)	2004/109/EC)	2004/109/EC)
Ordinary Shares		12,852,308		1.9263%
(PTREL0AM0008)

SUBTOTAL A

12,852,308

1.9263%

B 1: Financial Instruments according to Art. 13(1)(a) of Directive 2004/109/EC

			Number of voting rights
Type of financial in-	Expiration	Exercise/	that may be acquired if	% of voting rights
strument	datex	Conversion Periodxi	the instrument is exer-
			cised/ converted.

Not applicable

SUBTOTAL B.1

B 2: Financial Instruments with similar economic effect according to Art. 13(1)(b) of Directive 2004/109/EC

Type of financial	Expiration	Exercise/	Physical or cash	Number of
Conversion Pe-	% of voting rights
instrument	datex	settlementxii	voting rights
riod xi
Not applicable
			SUBTOTAL B.2
					2

8. Information in relation to the person subject to the notification obligation (please tick the applica- ble box):

[ ] 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) issuer.xiii

[X] Fullchain of controlled undertakings through which the voting rights and/or the

financial instruments are effectively held starting with the ultimate controlling natural person or legal entityxiv:

	% of voting rights if it	% of voting rights	Total of both if it
	through financial in-
	equals or is higher	equals or is higher
Namexv	struments if it equals
than the notifiable	than the notifiable
	or is higher than the
	threshold	threshold
	notifiable threshold
The Capital Group Com-
panies, Inc.
Holdings by CG Management	1.9263%	0.0000%	1.9263%
Companies below:
Capital Research and	1.9263%	0.0000%	1.9263%
Management Company1

1. 1. Wholly owned subsidiary of The Capital Group Companies, Inc.

2. In case of proxy voting: [name of the proxy holder] will cease to hold [% and number] voting rights as of [date]
3. Additional informationxvi:

The Capital Group Companies, Inc. ("CGC") is the parent company of Capital Research and Management Company ("CRMC") and Capital Bank & Trust Company ("CB&T"). CRMC is a U.S.-based investment management company that serves as investment manager to the American Funds family of mutual funds, other pooled investment vehicles, as well as individual and institutional clients. CRMC and its investment manager affiliates manage equity assets for various investment companies through three divisions, Capital Research Global Investors, Capital International Investors and Capital World Investors. CRMC is the parent company of Capital Group International, Inc. ("CGII"), which in turn is the parent company of four in- vestment management companies ("CGII management companies"): Capital International, Inc., Capital International Limited, Capital International Sàrl and Capital International K.K. CGII management companies and CB&T primarily serve as investment managers to institutional and high net worth clients. CB&T is a U.S.-based investment management company that is a registered investment adviser and an affiliated federally chartered bank.

3

Neither CGC nor any of its affiliates own shares of your company for its own account. Rather, the shares reported on this Notification are owned by accounts under the discretionary investment management of one or more of the investment management companies described above.

Done at Los Angeles, California, U.S.A. on 26 February 2020.

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