Petróleo Brasileiro S.A. - Petrobras (BOVESPA:PETR4) said on May 10, 2022 it started the binding phase of the sale of its 25% stake in the Tartaruga oilfield, an offshore asset located in the Sergipe-Alagoas Basin. Petroleo Brasileiro SA, as the company is formally known, said that potential buyers qualified for this phase will now receive a process letter with guidance for them to submit their binding offers. Maha Energy (MAHAa.ST) holds the remaining 75% stake in Tartaruga.