SBS · Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp · Insider Trading
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-06-15 | Szlak Daniel |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Shares (Direct)
Equivalent to R$28.30 per share. Amounts presented were converted into U.S. dollars at the exchange rate of R$5.0611 per U.S.$1.00 as reported by Brazilian Central Bank on June 15, 2026. |
Common Shares
|
7,300 |
| 2026-06-15 | Szlak Daniel |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Shares (Direct)
Equivalent to R$28.23 per share. Amounts presented were converted into U.S. dollars at the exchange rate of R$5.0611 per U.S.$1.00 as reported by Brazilian Central Bank on June 15, 2026. |
Common Shares
|
81 |
| 2026-05-25 | Tavares de Sousa Roberval |
Engineering Officer |
Sell↓
Filing footnotes — Common Shares (Direct)
Equivalent to R$28.81 per share. Amounts presented were converted into U.S. dollars at the exchange rate of R$5.0174 per U.S.$1.00 as reported by Brazilian Central Bank on May 25, 2026. |
Common Shares
|
5,900 |
| 2026-05-21 | Tavares de Sousa Samanta I.S. |
Inst. Rel. & Sustain. Officer |
Sell↓
Filing footnotes — Common Shares (Direct)
Equivalent to R$28.61 per share. Amounts presented were converted into U.S. dollars at the exchange rate of R$5.0046 per U.S.$1.00 as reported by Brazilian Central Bank on May 21, 2026. |
Common Shares
|
5,700 |
| 2026-05-01 | Godinho Domingues Luciane |
Reg. & Energy Proc. Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 41,255 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
10,317 |
| 2026-05-01 | Leone Piani Carlos Augusto |
CEO |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 1,005,951 restricted stock units ("RSUs"), vesting on May 1, 2026, May 1, 2027, May 1, 2028, May 1, 2029, May 1, 2030, May 1, 2031, May 1, 2032 and May 1, 2033, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
50,295 |
| 2026-05-01 | Tavares de Sousa Roberval |
Engineering Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 32,965 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
8,243 |
| 2026-05-01 | Pierini Longo Debora |
Operations & Maint. Officer |
Tax↓
|
Common Shares
|
2,267 |
| 2026-05-01 | Leone Piani Carlos Augusto |
CEO |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 1,005,951 restricted stock units ("RSUs"), vesting on May 1, 2026, May 1, 2027, May 1, 2028, May 1, 2029, May 1, 2030, May 1, 2031, May 1, 2032 and May 1, 2033, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
50,295 |
| 2026-05-01 | Maciel Maia Denis |
Customer & Technology Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 40,715 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
10,181 |
| 2026-05-01 | Bressane Junior Josue |
Chief People Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 29,486 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
7,371 |
| 2026-05-01 | Lima Peralta Maria Alicia |
Chief Legal Officer |
Convert↑
|
Common Shares
|
6,039 |
| 2026-05-01 | Do Valle Fehlberg Gustavo |
Corporate Services Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 29,486 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
7,371 |
| 2026-05-01 | Costa Strauch Rafael |
New Bus. & Projects Officer |
Tax↓
|
Common Shares
|
2,179 |
| 2026-05-01 | Pierini Longo Debora |
Operations & Maint. Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 32,965 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
8,243 |
| 2026-05-01 | Costa Strauch Rafael |
New Bus. & Projects Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 31,685 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
7,922 |
| 2026-05-01 | Maciel Maia Denis |
Customer & Technology Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 40,715 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
10,181 |
| 2026-05-01 | Szlak Daniel |
Chief Financial Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 40,715 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
10,181 |
| 2026-05-01 | Lima Peralta Maria Alicia |
Chief Legal Officer |
Tax↓
|
Common Shares
|
1,661 |
| 2026-05-01 | Szlak Daniel |
Chief Financial Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 40,715 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
10,181 |
| 2026-05-01 | Maciel Maia Denis |
Customer & Technology Officer |
Tax↓
|
Common Shares
|
2,800 |
| 2026-05-01 | Do Valle Fehlberg Gustavo |
Corporate Services Officer |
Tax↓
|
Common Shares
|
2,027 |
| 2026-05-01 | Godinho Domingues Luciane |
Reg. & Energy Proc. Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 41,255 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
10,317 |
| 2026-05-01 | Costa Strauch Rafael |
New Bus. & Projects Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 31,685 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
7,922 |
| 2026-05-01 | Bressane Junior Josue |
Chief People Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 29,486 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
7,371 |
| 2026-05-01 | Tavares de Sousa Roberval |
Engineering Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 32,965 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
8,243 |
| 2026-05-01 | Pierini Longo Debora |
Operations & Maint. Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 32,965 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
8,243 |
| 2026-05-01 | Godinho Domingues Luciane |
Reg. & Energy Proc. Officer |
Tax↓
|
Common Shares
|
2,837 |
| 2026-05-01 | Do Valle Fehlberg Gustavo |
Corporate Services Officer |
Convert↑
Filing footnotes — Common Shares (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 29,486 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Common Shares
|
7,371 |
| 2026-05-01 | Bressane Junior Josue |
Chief People Officer |
Tax↓
|
Common Shares
|
2,027 |
| 2026-05-01 | Lima Peralta Maria Alicia |
Chief Legal Officer |
Convert↓
Filing footnotes — Restricted Stock Units (Direct)
On April 29, 2025, the reporting person was granted an aggregate of 24,142 restricted stock units ("RSUs"), vesting pro rata on each of May 1, 2026, May 1, 2027, May 1, 2028 and May 1, 2029, subject to continued service as an officer of the issuer. Each RSU represents the contingent right to receive one Common Share of the Issuer upon vesting. |
Restricted Stock Units
|
6,039 |
| 2026-05-01 | Leone Piani Carlos Augusto |
CEO |
Tax↓
|
Common Shares
|
13,831 |
| 2026-05-01 | Tavares de Sousa Roberval |
Engineering Officer |
Tax↓
|
Common Shares
|
2,267 |
| 2026-05-01 | Szlak Daniel |
Chief Financial Officer |
Tax↓
|
Common Shares
|
2,800 |