Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS) Insider Trading
Over the last 3 months, SBS insiders made 0 open-market buys and 3 sales, a net sale of -$335K (SEC Form 4). Over the last 6 months, 252 institutions increased and 130 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$335.3K
Insider trades by month Buys Sells
May
Jun
Context3-month price -4%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 16, 2026 | Szlak Danielofficer: Chief Financial Officer | Sell | 81 | $28.30 |
| May 29, 2026 | Tavares de Sousa Robervalofficer: Engineering Officer | Sell | 5,900 | $28.81 |
| May 27, 2026 | Tavares de Sousa Samanta I.S.officer: Inst. Rel. & Sustain. Officer | Sell | 5,700 | $28.61 |
Source: SBS SEC Form 4 filings, latest Jun 16, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their SBS positions over the last 6 months (SEC Form 13F).
Increased
252
New positions
77
Reduced
130
Sold out
45
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| IMPAX ASSET MANAGEMENT GROUP PLC | Reduced | 7.2M | Jan 29, 2026 |
| IMPAX ASSET MANAGEMENT GROUP PLC | Reduced | 6.7M | May 12, 2026 |
| BLACKROCK, INC. | Increased | 6.1M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 6.0M | Feb 12, 2026 |
| AMUNDI | Reduced | 5.4M | Feb 17, 2026 |
| AMUNDI | Reduced | 5.2M | May 18, 2026 |
| DEUTSCHE BANK AG\ | Reduced | 3.8M | Feb 11, 2026 |
| DEUTSCHE BANK AG\ | Reduced | 3.7M | May 6, 2026 |
| MANNING & NAPIER ADVISORS LLC | Reduced | 2.8M | Feb 3, 2026 |
| ROYAL LONDON ASSET MANAGEMENT LTD | New Position | 2.7M | May 1, 2026 |
| MANNING & NAPIER ADVISORS LLC | Reduced | 2.6M | Apr 30, 2026 |
| LETKO, BROSSEAU & ASSOCIATES INC | Increased | 2.3M | May 12, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 2.3M | Feb 17, 2026 |
| LETKO, BROSSEAU & ASSOCIATES INC | Reduced | 2.2M | Feb 11, 2026 |
| WCM INVESTMENT MANAGEMENT, LLC | Increased | 2.2M | May 7, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.