Banco Comercial Portugues : Português, S.A. informs about the qualified shareholding of Norges Bank

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are at-

tachedii:

Banco Comercial Portugues SA (PTBCPOAM0015)

2. Reason for the notification (please tick the appropriate box or boxes):

[ ] An acquisition or disposal of voting rights

[X] 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: Norges Bank I City and country of registered office (if applicable): Oslo, Norway

4. Full name of shareholder(s} (if different from 3}:

5. Date on which the threshold was crossed or reached•i: 11/09/2017

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

% of voting rights attached to shares (total of 7.A)

% of voting rights through financialin- struments

(totalof 7.B.1 + 7.B.2)

Total of both in %

(7.A + 7.B)

Total number of voting rights of issuer•ii

Resulting situation

on the date on which threshold was crossed or reached

0.515 %

2.026 %

2.541 %

15,113,989,952

Position of previous

notification (if appli- cable)

0.548 %

1.997 %

2 .544 %

.

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

shares

ISIN code (if possi-

ble)

Number of voting rights;•

% of voting rights

Direct

(Art 9 of Directive 2004/109/EC)

Indirect

(Art 10 of Directive 2004/109/EC)

Direct

(Art 9 of Directive 2004/109/EC)

Indirect

(Art 10 of Directive 2004/ 109/EC)

PTBCPOAM0015

77,796,956

K).515 %

SUBTOTAL A

77,796,956

K).515 %

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

Type of financial instrument

Expiration date•

Exercise/ Conversion Period•i

Number of voting rights that may be acquired if the instrument is exer- cised/ converted.

% of voting rights

!Shares on Loan (right to

lrPr II

N/A

IAt any time

1306,199,107

2 .026%

SUBTOTAL B.1

306,199,107

2.026%

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

2004/109/EC

Type of financial instrument

Expiration date•

Exercise/

Conversion Period'i

Physical or cash settlement'"

Number of voting rights

% of voting rights

SUBTOTAL B.2

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

[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) issuer.X1

'

[ ] fu.ll.chain 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 entity•1 :

•

% of voting rights if it equals or is higher

% of voting rights through financial in- struments if it equals or is higher than the notifiable threshold

Total of bothif it equals or is higher than the notifiable threshold

Name..

than the notifiable threshold