NATIXIS - 2018 Registration document and annual financial report

LEGAL INFORMATION Statutory Auditors’ special report on related-party agreements and commitments

During that same meeting, the Natixis Board of Directors decided that François Riahi will also receive: Mandatory pension plans as all staff do. With respect to the a "article 82” life insurance policy (in reference to the French General Tax Code) put in place by BPCE, the premiums shall be paid by François Riahi. Personal protection and health insurance affording protection a similar to those of Natixis employees with respect to health and personal protection coverage. These commitments were approved by the May 23, 2018 General Shareholders' Meeting. Corporate officers concerned on the applicable date: François Pérol, Chairman of the Management Board of BPCE and Chairman of the Board of Directors of Natixis; Laurent Mignon, Chief Executive Officer of Natixis and a member of the Management Board of BPCE; Catherine Halberstadt, a member of the Management Board of BPCE and permanent representative of BPCE at Natixis; Alain Condaminas, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; Thierry Cahn, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; Françoise Lemalle, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; and Stéphanie Paix, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis. This agreement had no financial impact in 2018. Enrollment of Natixis in the insurance policy taken out by BPCE with Arial CNP Assurances On August 1, 2017, the Board of Directors authorized the signature of an enrollment rider to the group insurance policy under Article 82 of the French General Tax Code, taken out by BPCE with Arial CNP Assurances for executive officers of Groupe BPCE who do not benefit from the “Pension plan for Groupe BPCE company directors” or the “Natixis pension guarantee” plan. This rider was signed on October 17, 2017. This rider indirectly affects Laurent Mignon as Chief Executive Officer. Corporate officers concerned on the applicable date: François Pérol, Chairman of the Management Board of BPCE and Chairman of the Board of Directors of Natixis; Laurent Mignon, Chief Executive Officer of Natixis and a member of the Management Board of BPCE; Marguerite Bérard-Andrieu, a member of the Management Board of BPCE and permanent representative of BPCE at Natixis; Alain Condaminas, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; Thierry Cahn, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; Françoise Lemalle, a member of the Supervisory Board of BPCE and a member of the Board of Directors of Natixis; and Stéphanie Paix, a member of the Supervisory Board of BPCE and 2.

investment services provided to its clients to Natixis EuroTitres and Caceis, and Caceis, and previously provided by a service provider outside Groupe BPCE. This agreement allows Natixis EuroTitres and Caceis to benefit from additional activity related to services rendered to Banque Palatine clients under the pricing conditions applicable to the services of Groupe BPCE entities. This agreement was approved by the May 24, 2016 General Shareholders' Meeting. Corporate officers concerned on the applicable date: BPCE, a Banque Palatine and Natixis director, as represented by Daniel Karyotis on the Natixis Board of Directors and Michel Grass, Banque Palatine and Natixis director. This agreement had no financial impact in 2018. On February 9, 2017, the Board of Directors authorized the signing of an amendment to the compensation agreement between Natixis and Banque Palatine originally signed on February 10, 2016, designed to offset particular additional costs sustained by Banque Palatine in connection with the transfer of the investment services provided to its clients to Natixis EuroTitres and Caceis, and previously provided by a service provider outside Groupe BPCE. This amendment changed the amount of Natixis’ compensation in order to take into account an additional cost that was not anticipated by the parties when the agreement was signed. The Board of Directors of Natixis considered that the agreement allows Natixis (EuroTitres department) to benefit from additional activity related to services rendered to Banque Palatine clients under the pricing conditions applicable to the services of Groupe BPCE entities. This amendment was rejected by the May 23, 2017 General Shareholders' Meeting. Corporate officers concerned on the applicable date: BPCE, a Banque Palatine and Natixis director, as represented by Marguerite Bérard-Andrieu on the Natixis Board of Directors and Sylvie Garcelon, Banque Palatine and Natixis director. The expenses recognized by Natixis in respect of the amendment to the Banque Palatine compensation agreement amounted to €345,000.00 for fiscal year 2018. At its meeting of August 6, 2013, the Board of Directors gave François Pérol a mandate to set up an insurance division at Natixis, and to enter into negotiations with CNP Assurances in order for the life insurance business generated by the Group to be brought in-house at Natixis Assurances. The negotiations conducted with CNP between October 2013 and July 2014 resulted in the determination of the fundamental principles for the future partnership between BPCE, Natixis, and CNP, which were authorized by the Board of Directors on July 31, 2014. The discussions with CNP continued, and initially resulted in a master memorandum of agreement between CNP Assurances, BPCE, and Natixis, which was authorized by the Board of Directors on November 4, 2014, and then in a Memorandum of Understanding, as well as in various specific agreements referred to in that protocol (“the New Partnership Agreements”), which were authorized by the Board of Directors on February 18, 2015, and where the main provisions are as follows: Memorandum of Understanding and agreements relating to the new partnership agreements between the CNP and BPCE groups 4.

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a member of the Board of Directors of Natixis. This agreement had no financial impact in 2018.

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Compensation agreement between Natixis and Banque Palatine and amendment to the agreement

On February 10, 2016, the Board of Directors authorized a compensation agreement between Natixis and Banque Palatine designed to offset particular additional costs sustained by Banque Palatine in connection with the transfer of the

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Natixis Registration Document 2018