# Companhia de Saneamento Basico Do Estado de Sao Paulo-Sabesp: filings

SBS · NYSE · CIK 1170858 · [Utilities](/sectors/utilities.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/sbs.md) · [Financials](/companies/sbs/financials.md) · [Filings](/companies/sbs/filings.md) · [Insiders](/companies/sbs/insiders.md)

## Reports and events: 970 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (6-K 950, 3 20, 20-F 18, 4 13, 6-K/A 8, CORRESP 8, UPLOAD 8, NT 20-F 6, 20-F/A 4, 4/A 3, SC 13G 3, SC 13D 2, SCHEDULE 13G/A 2, 424B2 1, 424B5 1, EFFECT 1, F-3ASR 1, F-6 1, NT 20-F/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-21 | 12:42 ET | [6-K](/filings/0001292814-26-004962.md) | Report of a foreign private issuer, period 2026-12-31 | 0001292814-26-004962 |
| 2026-10-09 | 12:40 ET | [6-K](/filings/0001292814-26-004876.md) | Report of a foreign private issuer, period 2026-12-31 | 0001292814-26-004876 |
| 2026-10-02 | 21:06 ET | [6-K](/filings/0001292814-26-004840.md) | Report of a foreign private issuer, period 2026-12-31 | 0001292814-26-004840 |
| 2026-09-23 | 11:10 ET | [6-K](/filings/0001292814-26-004674.md) | Report of a foreign private issuer, period 2026-09-30 | 0001292814-26-004674 |
| 2026-09-18 | 13:42 ET | [6-K](/filings/0001292814-26-004598.md) | Report of a foreign private issuer, period 2026-09-30 | 0001292814-26-004598 |
| 2026-08-14 | 13:33 ET | [6-K](/filings/0001292814-26-004252.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-004252 |
| 2026-08-13 | 22:55 ET | [6-K](/filings/0001292814-26-004210.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-004210 |
| 2026-07-31 | 12:52 ET | [6-K](/filings/0001292814-26-003998.md) | Report of a foreign private issuer, period 2026-09-30 | 0001292814-26-003998 |
| 2026-06-30 | 18:00 ET | [6-K](/filings/0001292814-26-003632.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-003632 |
| 2026-06-16 | 22:26 ET | [6-K](/filings/0001292814-26-003460.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-003460 |
| 2026-05-08 | 11:27 ET | [6-K](/filings/0001292814-26-002897.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-002897 |
| 2026-05-08 | 11:24 ET | [6-K](/filings/0001292814-26-002895.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-002895 |
| 2026-04-30 | 11:31 ET | [6-K](/filings/0001292814-26-002689.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-002689 |
| 2026-04-29 | 21:28 ET | [20-F](/filings/0001292814-26-002681.md) | Annual report of a foreign private issuer, period 2025-12-31 | 0001292814-26-002681 |
| 2026-04-29 | 21:54 ET | [6-K](/filings/0001292814-26-002627.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-002627 |
| 2026-04-28 | 10:59 ET | [6-K](/filings/0001292814-26-002570.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-002570 |
| 2026-04-27 | 20:11 ET | [6-K](/filings/0001292814-26-002539.md) | Report of a foreign private issuer, period 2026-06-30 | 0001292814-26-002539 |
| 2026-03-30 | 12:40 ET | [6-K](/filings/0001292814-26-001892.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-001892 |
| 2026-03-17 | 16:58 ET | [6-K](/filings/0001292814-26-000921.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-26-000921 |
| 2026-03-17 | 16:48 ET | [6-K](/filings/0001292814-26-000919.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-26-000919 |
| 2026-03-16 | 12:56 ET | [6-K](/filings/0001292814-26-000888.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000888 |
| 2026-02-11 | 12:06 ET | [6-K](/filings/0001292814-26-000317.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000317 |
| 2026-02-04 | 12:58 ET | [6-K](/filings/0001292814-26-000233.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000233 |
| 2026-02-02 | 18:08 ET | [6-K](/filings/0001292814-26-000217.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000217 |
| 2026-01-28 | 13:52 ET | [6-K](/filings/0001292814-26-000195.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000195 |
| 2026-01-28 | 11:50 ET | [6-K](/filings/0001292814-26-000191.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000191 |
| 2026-01-23 | 12:06 ET | [6-K](/filings/0001292814-26-000164.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000164 |
| 2026-01-21 | 13:53 ET | [6-K](/filings/0001292814-26-000148.md) | Report of a foreign private issuer, period 2026-03-31 | 0001292814-26-000148 |
| 2025-12-19 | 13:11 ET | [6-K](/filings/0001292814-25-004333.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-25-004333 |
| 2025-12-03 | 12:51 ET | [6-K](/filings/0001292814-25-004148.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-25-004148 |
| 2025-12-02 | 16:54 ET | [6-K](/filings/0001292814-25-004140.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-25-004140 |
| 2025-11-25 | 13:10 ET | [6-K](/filings/0001292814-25-004064.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-25-004064 |
| 2025-11-12 | 11:14 ET | [6-K](/filings/0001292814-25-003907.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-003907 |
| 2025-11-12 | 11:04 ET | [6-K](/filings/0001292814-25-003899.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-003899 |
| 2025-10-06 | 18:03 ET | [6-K](/filings/0001292814-25-003466.md) | Report of a foreign private issuer, period 2025-12-31 | 0001292814-25-003466 |
| 2025-08-13 | 00:46 ET | [6-K](/filings/0001292814-25-003043.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-003043 |
| 2025-08-13 | 22:38 ET | [6-K](/filings/0001292814-25-003037.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-003037 |
| 2025-08-06 | 17:55 ET | [6-K](/filings/0001292814-25-002914.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-002914 |
| 2025-07-23 | 21:56 ET | [6-K](/filings/0001292814-25-002713.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-002713 |
| 2025-07-22 | 10:37 ET | [6-K](/filings/0001292814-25-002707.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-002707 |
| 2025-07-01 | 16:42 ET | [6-K](/filings/0001292814-25-002543.md) | Report of a foreign private issuer, period 2025-09-30 | 0001292814-25-002543 |
| 2025-05-29 | 21:24 ET | [6-K](/filings/0001292814-25-002273.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002273 |
| 2025-05-22 | 18:27 ET | [6-K](/filings/0001292814-25-002187.md) | Report of a foreign private issuer, period 2024-12-31 | 0001292814-25-002187 |
| 2025-05-22 | 18:23 ET | [6-K](/filings/0001292814-25-002185.md) | Report of a foreign private issuer, period 2025-03-31 | 0001292814-25-002185 |
| 2025-05-22 | 23:33 ET | [6-K](/filings/0001292814-25-002179.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002179 |
| 2025-05-20 | 10:03 ET | [6-K](/filings/0001292814-25-002159.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002159 |
| 2025-05-16 | 21:01 ET | [6-K](/filings/0001292814-25-002134.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002134 |
| 2025-05-15 | 10:02 ET | [6-K](/filings/0001292814-25-002089.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002089 |
| 2025-05-15 | 00:59 ET | [6-K](/filings/0001292814-25-002087.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-002087 |
| 2025-05-12 | 22:42 ET | [6-K](/filings/0001292814-25-001997.md) | Report of a foreign private issuer, period 2025-06-30 | 0001292814-25-001997 |

Page 1 of 20. [Older](/companies/sbs/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:06 ET. No prices; not investment advice.