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19 SHAREHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2019
Shareholders Equity [Abstract] |
Schedule of ownership structure | As of December 31, 2019, the Company’s ownership structure was as follows:
|  |  |  |  |  | 12/31/2019 |  |  |  |  |  | 12/31/2018
|  | Number of common shares |  | % of total shares |  | % of voting capital |  | Number of common shares |  | % of total shares |  | % of voting capital
Vicunha Aços S.A. (*) |  | 679,522,254 |  | 48.97% |  | 49.24% |  | 679,522,254 |  | 48.97% |  | 49.24%
Rio Iaco Participações S.A. (*) |  | 58,193,503 |  | 4.19% |  | 4.22% |  | 58,193,503 |  | 4.19% |  | 4.22%
NYSE (ADRs) |  | 262,206,103 |  | 18.90% |  | 19.00% |  | 284,152,319 |  | 20.48% |  | 20.59%
Other shareholders |  | 380,192,687 |  | 27.40% |  | 27.55% |  | 358,246,471 |  | 25.83% |  | 25.95%
Outstanding shares |  | 1,380,114,547 |  | 99.47% |  | 100.00% |  | 1,380,114,547 |  | 99.47% |  | 100.00%
Treasury shares |  | 7,409,500 |  | 0.53% |  |  |  | 7,409,500 |  | 0.53% |  |
Total shares |  | 1,387,524,047 |  | 100.00% |  |  |  | 1,387,524,047 |  | 100.00% |  |
(*) Controlling group companies.
Schedule of share buyback programs | The Company recognized a profit on the sale of the shares in the amount of R$32,690 directly in equity.
Program |  | Board’s Authorization |  | Authorized quantity |  | Program period |  | Average buyback price |  | Minimum and maximum buyback price |  | Number bought back |  | Share cancelation |  | Sale of shares |  | Balance in treasury
9º (*) |  | 03/31/2015 |  | 32,770,055 |  | From 4/01/2015 to 6/30/2015 |  |  |  |  |  |  |  |  |  |  |  | 30,391,000
|  | 04/20/2018 |  | 30,391,000 |  | From 4/20/2018 to 4/30/2018 |  | Not applicable |  | Not applicable |  |  |  |  |  | 22,981,500 |  | 7,409,500
(*) There was no share buyback in this program.
Schedule of position of treasury shares | As of December 31, 2019, the position of the treasury shares was as follows:
Quantity purchased (Units) |  | Amount paid for the shares |  | Share price |  | Market value of shares in 12/31/2019 (*)
|  | Minimum |  | Maximum |  | Average |  |
7,409,500 |  | R$ 58,264 |  | R$ 4.48 |  | R$ 10.07 |  | R$ 7.86 |  | R$ 104,548
(*) The average quotation as of December 31, 2019 in the amount R$ 14.11 per share was used.
Schedule of basic earnings (loss) per share | Basic earnings per share were calculated based on the profit/loss attributable to the owners of CSN divided by the weighted average number of common shares outstanding during the year, excluding the common shares purchased and held as treasury shares, as follows:
| 12/31/2019 |  | 12/31/2018 |  | 12/31/2017
| Common Shares
(Loss) profit for the year | 1,789,067 |  | 5,074,136 |  | 10,272
Weighted average number of shares | 1,380,114,547 |  | 1,373,250,595 |  | 1,357,133,047
Basic and diluted EPS | 1,29632 |  | 3.69498 |  | 0.00757

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