COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP (SBS)
Data as of , from SEC Form 4 filings.
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About COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP (SBS)
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP is an SEC registrant, filing under CIK 0001170858, classified as water supply. It is grouped with Utilities companies on this site.
SBS Form 4 activity by transaction type, last 90 days
No Form 4 activity for SBS in the last 90 days.
SBS insider transactions (Form 4)
3816 Form 4 filings on record, the earliest from May 15, 2026, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| de Sousa Roberval Tavares - Officer | Open-market sale | Common Shares | 5,900 | $5.74 | $34K | |
| de Sousa Samanta I.S. Tavares - Officer | Open-market sale | Common Shares | 5,700 | $5.72 | $33K | |
| Daniel Szlak - Officer | Open-market sale | Common Shares | 7,300 | $5.59 | $41K | |
| Daniel Szlak - Officer | Open-market sale | Common Shares | 81 | $5.58 | $452 | |
| Daniel Szlak - Officer | Open-market sale | Common Shares | 7,300 | $28.30 | $207K | |
| Daniel Szlak - Officer | Open-market sale | Common Shares | 81 | $28.30 | $2K | |
| de Sousa Roberval Tavares - Officer | Open-market sale | Common Shares | 5,900 | $28.81 | $170K | |
| de Sousa Samanta I.S. Tavares - Officer | Open-market sale | Common Shares | 5,700 | $28.61 | $163K | |
| de Sousa Roberval Tavares - Officer | Tax withholding / forfeiture | Common Shares | 2,267 | $6.69 | $15K | |
| de Sousa Roberval Tavares - Officer | Option exercise | Common Shares | 8,243 | - footnote F1 | - | |
| de Sousa Roberval Tavares - Officer | Option exercise | Restricted Stock Units | 8,243 | $0.00 | - | |
| ||||||
| Strauch Rafael Costa - Officer | Tax withholding / forfeiture | Common Shares | 2,179 | $6.69 | $15K | |
| Strauch Rafael Costa - Officer | Option exercise | Common Shares | 7,922 | - footnote F1 | - | |
| Strauch Rafael Costa - Officer | Option exercise | Restricted Stock Units | 7,922 | $0.00 | - | |
| ||||||
| Peralta Maria Alicia Lima - Officer | Option exercise | Common Shares | 6,039 | $0.00 | - | |
| Peralta Maria Alicia Lima - Officer | Tax withholding / forfeiture | Common Shares | 1,661 | $6.69 | $11K | |
| Peralta Maria Alicia Lima - Officer | Option exercise | Restricted Stock Units | 6,039 | $0.00 | - | |
| Domingues Luciane Godinho - Officer | Tax withholding / forfeiture | Common Shares | 2,837 | $6.69 | $19K | |
| Domingues Luciane Godinho - Officer | Option exercise | Common Shares | 10,317 | - footnote F1 | - | |
| Domingues Luciane Godinho - Officer | Option exercise | Restricted Stock Units | 10,317 | $0.00 | - | |
| ||||||
| Junior Josue Bressane - Officer | Tax withholding / forfeiture | Common Shares | 2,027 | $6.69 | $14K | |
| Junior Josue Bressane - Officer | Option exercise | Common Shares | 7,371 | - footnote F1 | - | |
| Junior Josue Bressane - Officer | Option exercise | Restricted Stock Units | 7,371 | $0.00 | - | |
| ||||||
| Valle Fehlberg Gustavo Do - Officer | Tax withholding / forfeiture | Common Shares | 2,027 | $6.69 | $14K | |
| Valle Fehlberg Gustavo Do - Officer | Option exercise | Common Shares | 7,371 | - footnote F1 | - | |
| Valle Fehlberg Gustavo Do - Officer | Option exercise | Restricted Stock Units | 7,371 | $0.00 | - | |
| ||||||
| Maia Denis Maciel - Officer | Tax withholding / forfeiture | Common Shares | 2,800 | $6.69 | $19K | |
| Maia Denis Maciel - Officer | Option exercise | Common Shares | 10,181 | - footnote F1 | - | |
| Maia Denis Maciel - Officer | Option exercise | Restricted Stock Units | 10,181 | $0.00 | - | |
| ||||||
| Longo Debora Pierini - Officer | Tax withholding / forfeiture | Common Shares | 2,267 | $6.69 | $15K | |
| Longo Debora Pierini - Officer | Option exercise | Common Shares | 8,243 | - footnote F1 | - | |
| Longo Debora Pierini - Officer | Option exercise | Restricted Stock Units | 8,243 | $0.00 | - | |
| ||||||
| Daniel Szlak - Officer | Tax withholding / forfeiture | Common Shares | 2,800 | $6.69 | $19K | |
| Daniel Szlak - Officer | Option exercise | Common Shares | 10,181 | - footnote F1 | - | |
| Daniel Szlak - Officer | Option exercise | Restricted Stock Units | 10,181 | $0.00 | - | |
| ||||||
| Piani Carlos Augusto Leone - Officer | Tax withholding / forfeiture | Common Shares | 13,831 | $6.69 | $93K | |
| Piani Carlos Augusto Leone - Officer | Option exercise | Common Shares | 50,295 | - footnote F1 | - | |
| Piani Carlos Augusto Leone - Officer | Option exercise | Restricted Stock Units | 50,295 | $0.00 | - | |
| ||||||
SBS insider trading FAQ
What is the latest insider trade for SBS?
COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP (SBS) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-06-17. The full record for SBS runs to 16 Form 4 filings, the earliest from 2026-05-15. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SBS stock?
No insider purchases of SBS were filed in the last 90 days.
How many insiders are selling SBS stock?
No insider sales of SBS were filed in the last 90 days. 8 sales are on record for this company.
Where can I see SBS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SBS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Utilities companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - de Sousa Roberval Tavares view on EDGAR
- - de Sousa Samanta I.S. Tavares view on EDGAR
- - Daniel Szlak view on EDGAR
- - Daniel Szlak view on EDGAR
- - de Sousa Roberval Tavares view on EDGAR
- - de Sousa Samanta I.S. Tavares view on EDGAR
- - de Sousa Roberval Tavares view on EDGAR
- - Strauch Rafael Costa view on EDGAR
- - Peralta Maria Alicia Lima view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Utilities
- Where SBS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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