OSX BRASIL : Annual Calendar Adjustment

(Microsoft Word - 2016.05.12 - Comunicado ao Mercado Altera347343o do Calend341rio de Eventos engl)

OSX BRASIL S.A.

CNPJ/MF: 09.112.685/0001-32

Public Company - em Recuperação Judicial BM&FBOVESPA: OSXB3

Notice to the Market Annual Calendar Adjustment

Rio de Janeiro, May 12th, 2016 - OSX Brasil S.A. - Em Recuperação Judicial ("OSX Brasil" or "Company") (BM&FBovespa: OSXB3), in accordance with article 157, paragraph 4 of Brazilian Law No. 6.404/76 and CVM Rule No. 358/02 and of the item 6.6.1 of the Novo Mercado Listing Rule, informs to its shareholders and to the market a change on its annual calendar, where the Company is postponing its Quarter Financial Report regarding the 1st Quarter of 2016(16Q1), the report has been rescheduled for May 23rd, 2016 at the close of market, BM&F Bovespa.

Mauro Abreu CFO and Investors Relation Officer OSX Brasil S.A

Disclaimer

This document contains statements and information about the Company that reflect the current views and/or expectations of the Company and its management with regard to its business plan. These include all statements containing forecasts and projections that indicate or imply future results, performance or achievements, which may include such words at "believe," "predict," "expect," "contemplate," "will probably result," or any other words or expressions of similar meaning. Such statements are subject to a series of risks, uncertainties and assumptions. Readers are warned that several important factors may lead actual results to significantly diverge from the plans, targets, expectations, estimates and intentions expressed herein. Under no circumstances shall the Company or its directors, officers, representatives or employees to be liable to any third parties (including investors) should they make decisions, investments or business acts based on information and statements presented herein, nor shall the Company be liable for any indirect damages, loss of profit, or similar consequences thereof. The Company does not indent to provide shareholders with any revised versions of the statements or analysis of differences between the statements and actual results. Investors should thoroughly analyze OSX's prospectus, including the risk factors identified therein. This presentation does not contain all the necessary information for a complete investment assessment on the Company. Investors shall produce their own assessments, including the associated risks, before making an investment decision.

Contacts OSX Mauro de Lima [e-mail]

[phone]

SP - 14120420v1