NOS, SGPS, S.A.

Public Company

Registered Office: Rua Ator António Silva 9 Campo Grande 1600-404 Lisbon

Share Capital: 5,151,613.80 Euros

Registered in the Commercial Registry Office of Lisbon and Corporation no. 504 453 513

NOS/2015 - EUR 50.000.000 FIXED RATE NOTES DUE 2019

Interest Payment Coupon Nr. 12

We hereby give notice to holders of NOS/2015 - EUR 50.000.000 FIXED RATE NOTES DUE 2019 bonds that, in accordance with the terms of issue, payment of the interest in relation to Coupon Nr 12 will be made as from 11 June 2018, in the following amounts per bond:

Gross interest *

Euro 318.500000000000

* Subject to withholding IRS / IRC in accordance with the tax rules and rates applicable at the date of payment

Under the terms of its Regulation, the interest payment will be made through the Share

NOSCOM.

The financial intermediary responsible for the operation is Banco BPI, SA.

This information is also available on NOS

nvestor Relations website inwww.nos.pt/ir.

Lisbon, 4 June 2018

Contacts

Maria João Carrapato Head of Investor Relations

Email:ir@nos.pt

Tel.: +351 21 782 47 25 Fax: +351 21 782 47 35

Attachments

Disclaimer

Nos SGPS SA published this content on 04 June 2018 and is solely responsible for the information contained herein. Distributed by Public, unedited and unaltered, on 04 June 2018 16:07:08 UTC