Dados B3 › How much it returned
How much did R$ 1,000 in CSMG3 become?
R$ 1,000 invested in CSMG3 (COMPANHIA DE SANEAMENTO DE MINAS GERAIS) 5 years ago (2021-10-11) became R$ 4,665 on price alone and R$ 7,025 with dividends reinvested; in the Ibovespa, R$ 1,844; at the Selic target, R$ 1,814 (to 2026-10-09). Past result, no costs or taxes; not advice.
| Period | Since | CSMG3 (price) | CSMG3 (with dividends) | Ibovespa (price) | Selic target |
|---|---|---|---|---|---|
| 1 yr | 2025-10-09 | R$ 1,935 | R$ 2,014 | R$ 1,460 | R$ 1,142 |
| 3 yr | 2023-10-09 | R$ 3,736 | R$ 4,945 | R$ 1,797 | R$ 1,439 |
| 5 yr | 2021-10-11 | R$ 4,665 | R$ 7,025 | R$ 1,844 | R$ 1,814 |
| 10 yr | 2016-10-10 | R$ 5,878 | R$ 13,373 | R$ 3,355 | R$ 2,443 |
How it was measured
- Close adjusted for splits and other corporate events; with dividends: each cash payment (dividends and JCP, gross) reinvested at the ex-date close.
- Ibovespa is the price index (no dividends); Selic is the Central Bank target compounded per Ibovespa session, before tax — not the CDI.
- No brokerage, no taxes. * = a daily jump above 35% we could not explain.
Full page for CSMG3 · any period, open: https://dadosb3.com/empresas/CSMG3/desempenho?de=AAAA-MM-DD · Ibovespa or Selic?
Numbers on this page are live. Data version 2026-10-01-cfo-metodo-direto · page generated 2026-10-10 09:30 UTC. If this does not match /saude, you are reading a cached copy.
Sources: CVM (open data, ODbL) and B3 (COTAHIST). Not affiliated with B3 or the CVM. Not investment advice.
Numbers on this page are live. Data version 2026-10-01-cfo-metodo-direto · page generated 2026-10-10 09:30 UTC. If this does not match /saude, you are reading a cached copy.