Stock listing
B3:CSMG3F Companhia de Saneamento de Minas Gerais Ações
Brazilian listing (B3) of Companhia de Saneamento de Minas Gerais · home listing B3:CSMG3
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Home listing price · BMFBOVESPA:CSMG3
50.54 BRL +1.59 (+3.2%)
Close on Nov 6, 2026 · This listing has no price on 6ix; the price shown is the home listing's, BMFBOVESPA:CSMG3
- Day range
- 48.87 – 50.54 BRLNov 6, 2026
- Volume
- 3.38M sharesNov 6, 2026
- Market cap
- 19.16B BRLAt the close on Nov 6, 2026 · price × 379.2M shares outstanding
- 52-week range
- 37.34 – 67.82 BRLLowest and highest trades, Nov 7, 2025 – Nov 6, 2026
- Traded on an average day
- 298.3M BRLMedian day 4.32M shares · last 3 months, Aug 6, 2026 – Nov 6, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| B3:CSMG3 · Home | 50.54 BRL | +1.59 (+3.2%) | 3,379,200 | 48.95 | 50.54 | 48.87 | 48.95 | Close on Nov 6, 2026 |
Daily closes
Last 3 months, Aug 6, 2026 – Nov 6, 2026 · BMFBOVESPA:CSMG3 · BRL, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| 50.54 | +1.59 | +3.2% | 48.95 | 50.54 | 48.87 | 3,379,200 | |
| 48.95 | -0.44 | -0.9% | 49.51 | 50.05 | 48.73 | 3,024,000 | |
| 49.39 | +2.13 | +4.5% | 47.96 | 49.39 | 47.45 | 4,683,300 | |
| 47.26 | -0.85 | -1.8% | 47.55 | 48.55 | 47.09 | 5,915,000 | |
| 48.11 | -1.00 | -2.0% | 48.80 | 48.95 | 47.22 | 7,134,900 | |
| 49.11 | -0.89 | -1.8% | 50.11 | 51.02 | 48.72 | 6,178,300 | |
| 50.00 | -0.45 | -0.9% | 50.20 | 50.48 | 48.95 | 10,421,700 | |
| 50.45 | +1.20 | +2.4% | 49.83 | 50.60 | 47.90 | 12,694,600 | |
| 49.25 | -15.33 | -23.7% | 51.00 | 53.99 | 47.45 | 17,205,800 | |
| 64.58 | +1.62 | +2.6% | 63.19 | 65.05 | 62.97 | 5,647,400 | |
| 62.96 | -0.04 | -0.1% | 62.50 | 63.90 | 62.25 | 5,302,900 | |
| 63.00 | -0.55 | -0.9% | 63.79 | 64.54 | 62.58 | 4,731,000 | |
| 63.55 | +1.27 | +2.0% | 63.19 | 64.58 | 62.86 | 6,027,700 | |
| 62.28 | +0.67 | +1.1% | 62.39 | 63.34 | 61.60 | 3,140,900 | |
| 61.61 | -0.39 | -0.6% | 62.45 | 63.00 | 61.08 | 5,698,500 | |
| 62.00 | -1.60 | -2.5% | 62.34 | 63.86 | 62.00 | 3,995,100 | |
| 63.60 | +1.23 | +2.0% | 61.48 | 63.70 | 60.51 | 10,996,900 | |
| 62.37 | -2.19 | -3.4% | 64.01 | 64.22 | 61.83 | 6,214,500 | |
| 64.56 | +0.87 | +1.4% | 63.69 | 66.34 | 63.54 | 7,640,600 | |
| 63.69 | +0.83 | +1.3% | 62.30 | 64.35 | 61.77 | 8,007,800 | |
| 62.86 | +1.12 | +1.8% | 61.74 | 62.99 | 61.02 | 5,620,600 | |
| 61.74 | +0.71 | +1.2% | 61.50 | 62.84 | 61.04 | 6,667,300 | |
| 61.03 | +4.78 | +8.5% | 57.80 | 62.30 | 56.88 | 11,339,500 | |
| 56.25 | -0.53 | -0.9% | 57.71 | 57.74 | 54.91 | 8,436,500 | |
| 56.78 | +0.47 | +0.8% | 56.70 | 56.92 | 55.31 | 3,627,500 | |
| 56.31 | -0.62 | -1.1% | 57.77 | 58.06 | 56.31 | 4,326,900 | |
| 56.93 | +0.55 | +1.0% | 56.20 | 57.17 | 56.03 | 2,747,200 | |
| 56.38 | -1.48 | -2.6% | 57.56 | 57.84 | 56.38 | 3,817,900 | |
| 57.86 | +0.55 | +1.0% | 57.31 | 57.94 | 56.44 | 2,677,300 | |
| 57.31 | +0.78 | +1.4% | 56.60 | 57.73 | 56.46 | 3,100,100 | |
| 56.53 | +0.23 | +0.4% | 55.81 | 57.37 | 55.53 | 4,311,000 | |
| 56.30 | -0.60 | -1.1% | 56.38 | 56.66 | 55.71 | 4,239,500 | |
| 56.90 | +0.37 | +0.7% | 56.79 | 57.42 | 55.94 | 4,382,600 | |
| 56.53 | +0.46 | +0.8% | 55.96 | 56.53 | 55.65 | 3,208,400 | |
| 56.07 | -0.63 | -1.1% | 56.50 | 57.05 | 55.78 | 2,906,700 | |
| 56.70 | -0.55 | -1.0% | 57.00 | 57.63 | 55.37 | 4,122,800 | |
| 57.25 | +0.38 | +0.7% | 57.10 | 57.65 | 56.86 | 2,393,500 | |
| 56.87 | +0.92 | +1.6% | 55.39 | 57.62 | 54.50 | 3,152,900 | |
| 55.95 | -0.73 | -1.3% | 56.63 | 57.05 | 55.72 | 3,881,000 | |
| 56.68 | +1.15 | +2.1% | 55.51 | 57.16 | 55.22 | 3,232,700 | |
| 55.53 | -1.20 | -2.1% | 56.45 | 56.48 | 55.30 | 3,558,600 | |
| 56.73 | +0.82 | +1.5% | 56.50 | 57.33 | 56.32 | 3,818,200 | |
| 55.91 | -0.97 | -1.7% | 56.80 | 56.99 | 55.80 | 4,018,100 | |
| 56.88 | -0.26 | -0.5% | 57.65 | 58.21 | 56.65 | 3,004,200 | |
| 57.14 | +1.84 | +3.3% | 55.71 | 58.03 | 55.51 | 6,214,900 | |
| 55.30 | +0.08 | +0.1% | 55.22 | 56.18 | 54.91 | 6,204,000 | |
| 55.22 | +0.49 | +0.9% | 55.11 | 55.90 | 54.92 | 6,898,500 | |
| 54.73 | -0.47 | -0.9% | 55.49 | 55.49 | 53.90 | 3,079,600 | |
| 55.20 | +0.10 | +0.2% | 54.99 | 55.57 | 54.66 | 2,349,600 | |
| 55.10 | -0.40 | -0.7% | 55.33 | 56.10 | 54.48 | 3,687,100 | |
| 55.50 | +0.94 | +1.7% | 54.56 | 55.56 | 54.25 | 3,513,400 | |
| 54.56 | +0.06 | +0.1% | 53.80 | 55.45 | 53.57 | 3,775,800 | |
| 54.50 | +1.17 | +2.2% | 53.71 | 54.86 | 53.26 | 3,877,000 | |
| 53.33 | -1.41 | -2.6% | 54.10 | 54.53 | 53.00 | 7,092,500 | |
| 54.74 | +0.89 | +1.7% | 55.31 | 55.85 | 54.04 | 4,690,300 | |
| 53.85 | -0.93 | -1.7% | 54.52 | 54.89 | 53.85 | 3,408,500 | |
| 54.78 | -1.03 | -1.8% | 55.62 | 56.67 | 54.32 | 5,932,600 | |
| 55.81 | -0.39 | -0.7% | 55.62 | 56.39 | 54.55 | 7,255,100 | |
| 56.20 | -2.23 | -3.8% | 57.80 | 57.92 | 55.60 | 8,102,000 | |
| 58.43 | +0.53 | +0.9% | 58.00 | 59.00 | 57.31 | 6,405,200 | |
| 57.90 | -2.67 | -4.4% | 60.32 | 60.34 | 57.01 | 6,984,500 | |
| 60.57 | -1.37 | -2.2% | 61.94 | 61.95 | 59.98 | 3,370,700 | |
| 61.94 | -1.41 | -2.2% | 63.62 | 63.62 | 61.42 | 2,222,600 | |
| 63.35 | -0.36 | -0.6% | 63.19 | 63.85 | 63.00 | 1,638,300 |
Splits
1 split · BMFBOVESPA:CSMG3 · every price before a split is adjusted for it
| Day | Ratio | What |
|---|---|---|
| 3-for-1 | Split |
- Ticker
- B3:CSMG3F
- Asset type
- Stock
- Exchange
- B3
- Currency
- BRL
What changed lately
Latest news release · May 18, 2026
Companhia de Saneamento de Minas Gerais: Material Fact - Updates on Potential Follow-On Offering ff Shares
Latest news
Companhia de Saneamento de Minas Gerais: Material Fact - Updates on Potential Follow-On Offering ff Shares
May 18, 2026
Closed 53.50 (+3.5%) on May 18, 2026
Notice to the Market - Conclusion of the Conciliation Proceeding Before the TCE-MG
May 7, 2026
Closed 54.44 (+1.3%) on May 8, 2026
Notice to the Market - Earnings Release Schedule 1Q26
Apr 29, 2026
Closed 53.80 (-2.6%) on Apr 29, 2026
Material Fact - Publication of the Manual for Participation in the Reference Investor Selection Process
Apr 23, 2026
Closed 57.32 (+1.4%) on Apr 24, 2026
Notice to the Market - Transfer to Municipal Sanitation Funds
Apr 23, 2026
Closed 56.55 (-2.2%) on Apr 23, 2026
Companhia de Saneamento de Minas Gerais: Notice to the Market - Updates on a Potential Follow-On Share Offering
Apr 16, 2026
Closed 57.35 (-0.1%) on Apr 17, 2026
Notice to Shareholders - Restatement of the Remote Voting Ballot
Apr 10, 2026
Closed 56.84 (-3.6%) on Apr 13, 2026
Notice to the Market - Fitch Rating
Apr 2, 2026
Closed 57.50 (-0.8%) on Apr 6, 2026
Material Fact - Execution of an Amendment to the Cooperation Agreement with the Municipality of Belo Horizonte
Mar 26, 2026
Closed 55.81 (-1.4%) on Mar 26, 2026
Companhia de Saneamento de Minas Gerais: Notice to the Market - Updates on a Potential Follow-On Offering of Shares
Mar 16, 2026
Closed 54.57 (+2.3%) on Mar 17, 2026
Decks
Corporate Update (October 2025)
Corporate update · 4 slides · October 2025
Corporate Update (April 2025)
Corporate update · 31 slides · April 2025
Investor Presentation (February 2022)
Investor deck · 60 slides · February 2022
Investor Presentation (December 2018)
Investor deck · 86 slides · December 2018
Companhia de Saneamento de Minas Gerais on 6ix
- News releases
- 22 in the last 12 months · 22 in all · newest May 18, 2026 · oldest 2026
- Decks
- 13 decks · latest October 2025
Where Companhia de Saneamento de Minas Gerais is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| B3:CSMG3 · Home listing | B3 | Brazil | BRL |
| B3:CSMG3F · This page | B3 | Brazil | BRL |
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