ANNOUNCEMENT Reuters>bcp.Is Exchange>BCP Bloomberg>bcp pl ISIN PTBCP0AM0015

October 30, 2017 Banco Comercial Português, S.A. informs about Bank Millennium (Poland) results in 9M2017

Banco Comercial Português, S.A. hereby informs that Bank Millennium in Poland, in which it has a 50.1% holding and whose accounts are fully consolidated at BCP group level, released today its results for the 9M2017. Main highlights are as follows:

"Continued gradual improvement of profitability and cost efficiency

Record recurrent quarterly Net profit of PLN 187.5 million (€44.0 million), +8% q/q.
1-3Q Net profit reached PLN 502 million (€117.8 million)
Improvement of ROE to 9.3% and Cost to Income to 45.6%

Core income as main driver of the improvement

Core income grew 13.2% y/y
Net interest income up by 12.1% y/y
Net commission strong growth of 16.5% y/y

Low cost of risk and strong liquidity

Impaired loans ratio at stable 4.6%
Cost of risk at 54 b.p. ytd
Loan to deposits slightly up to 83% after 5 quarters of fall

High capital ratios

Very high capital ratios: Group's TCR and CET1 at 20.5% (without profit from current year)"

End of announcement

Banco Comercial Português, S.A.

BANCO COMERCIAL PORTUGUÊS, S.A., a public company (sociedade aberta) having its registered office at Praça D. João I, 28, Oporto, registered at the Commercial Registry of Oporto, with the single commercial and tax identification number 501 525 882

and the share capital of EUR 5,600,738,053.72

INVESTOR RELATIONS Rui Coimbra Phone +351 211 131 084 [email protected] [email protected] [email protected]

MEDIA CONTACT Erik T. Burns Phone +351 211 131 242 Mobile +351 917 265 020 [email protected] [email protected]

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