4processed

Form 4 — Insider Transaction

COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP(SBS)

Filing Date

May 1, 2026

Accepted

May 1, 2026

Accession No.

0001292814-26-003075

CIK

0001170858

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Maciel Maia DenisCustomer & Technology OfficerOther10.2K10.2KCommon SharesMay 1, 2026
Maciel Maia DenisCustomer & Technology OfficerOther2.8K$6.697.4KCommon SharesMay 1, 2026
Maciel Maia DenisCustomer & Technology OfficerOther10.2K$030.5KRestricted Stock UnitsMay 1, 2026