COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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20-F
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3
424B1
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424B3
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424B5
6-K
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8-A12B
CORRESP
EFFECT
F-1
F-1/A
F-3
F-3/A
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F-6
NT 20-F
NT 20-F/A
SC 13D
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SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 3 | — | 0001292814-26-001405 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001404 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001402 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001399 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001397 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001396 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001394 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001391 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001389 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001388 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001386 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001383 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001381 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001380 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001378 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001376 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001374 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001371 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001366 | Mar 19, 2026 | Mar 18, 2026 |
| 3 | — | 0001292814-26-001362 | Mar 19, 2026 | Mar 18, 2026 |
| 6-K | 6-K | 0001292814-26-000921 | Mar 17, 2026 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-26-000919 | Mar 17, 2026 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-26-000888 | Mar 16, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000317 | Feb 11, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000233 | Feb 4, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000217 | Feb 2, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000195 | Jan 28, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000191 | Jan 28, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000164 | Jan 23, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000148 | Jan 21, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-25-004333 | Dec 19, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-004148 | Dec 3, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-004140 | Dec 2, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-004064 | Nov 25, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-003907 | Nov 12, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-003899 | Nov 12, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-003466 | Oct 6, 2025 | Dec 31, 2025 |
| 20-F/A | 20-F/A | 0001292814-25-003200 | Sep 2, 2025 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-25-003043 | Aug 13, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-003037 | Aug 13, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-002914 | Aug 6, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-002713 | Jul 23, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-002707 | Jul 22, 2025 | Sep 30, 2025 |
| SCHEDULE 13G/A | — | 0002052113-25-003317 | Jul 18, 2025 | — |
| 6-K | 6-K | 0001292814-25-002543 | Jul 1, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-002273 | May 29, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-002187 | May 22, 2025 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-25-002185 | May 22, 2025 | Mar 31, 2025 |
| 6-K | 6-K | 0001292814-25-002179 | May 22, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-002159 | May 20, 2025 | Jun 30, 2025 |