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Dados B3 › Watcher

Watcher for CSNA3: events of CIA SIDERURGICA NACIONAL

52 event(s) recorded for CSNA3, newest first. Each is a fact with both numbers and the filing that revealed it.

Type: all · Profit or loss · Net margin changed band · Net debt/EBITDA changed band · Restated financial statements · Confidence flag changed colour

Public onTypeFact
2026-05-13Profit or lossProfit turned into loss in 1Q2026: net margin from 0.6% in 3Q2025 to -5.2% in 1Q2026.ITR 1T2026, recebida pela CVM em 13/05/2026
2025-11-04Profit or lossLoss turned into profit in 3Q2025: net margin from -1.2% in 2Q2025 to 0.6% in 3Q2025.ITR 3T2025, recebida pela CVM em 04/11/2025
2025-03-12Profit or lossProfit turned into loss in 2024: net margin from 0.9% in 2023 to -3.5% in 2024.DFP 2024, recebida pela CVM em 12/03/2025
2025-03-12Net debt/EBITDA changed bandNet debt/EBITDA went from 3.2x in 2023 to 4.1x in 2024.DFP 2024, recebida pela CVM em 12/03/2025
2024-05-09Profit or lossProfit turned into loss in 1Q2024: net margin from 0.8% in 3Q2023 to -4.9% in 1Q2024.ITR 1T2024, recebida pela CVM em 09/05/2024
2024-03-06Net debt/EBITDA changed bandNet debt/EBITDA went from 2.6x in 2022 to 3.2x in 2023.DFP 2023, recebida pela CVM em 06/03/2024
2023-08-03Profit or lossLoss turned into profit in 2Q2023: net margin from -7.3% in 1Q2023 to 2.6% in 2Q2023.ITR 2T2023, recebida pela CVM em 03/08/2023
2023-05-03Profit or lossProfit turned into loss in 1Q2023: net margin from 2.2% in 3Q2022 to -7.3% in 1Q2023.ITR 1T2023, recebida pela CVM em 03/05/2023
2023-03-16Net margin changed bandNet margin went from 28.4% in 2021 to 4.9% in 2022.DFP 2022, recebida pela CVM em 16/03/2023
2023-03-16Net debt/EBITDA changed bandNet debt/EBITDA went from 0.6x in 2021 to 2.6x in 2022.DFP 2022, recebida pela CVM em 16/03/2023
2022-08-15Net margin changed bandNet margin went from 11.6% in 1Q2022 to 3.5% in 2Q2022.ITR 2T2022, recebida pela CVM em 15/08/2022
2022-03-09Net margin changed bandNet margin went from 14.3% in 2020 to 28.4% in 2021.DFP 2021, recebida pela CVM em 09/03/2022
2022-03-09Net debt/EBITDA changed bandNet debt/EBITDA went from 2.6x in 2020 to 0.6x in 2021.DFP 2021, recebida pela CVM em 09/03/2022
2021-11-03Net margin changed bandNet margin went from 35.8% in 2Q2021 to 12.9% in 3Q2021.ITR 3T2021, recebida pela CVM em 03/11/2021
2021-04-28Net margin changed bandNet margin went from 14.5% in 3Q2020 to 47.8% in 1Q2021.ITR 1T2021, recebida pela CVM em 28/04/2021
2021-02-22Net debt/EBITDA changed bandNet debt/EBITDA went from 4.8x in 2019 to 2.6x in 2020.DFP 2020, recebida pela CVM em 22/02/2021
2020-07-28Profit or lossLoss turned into profit in 2Q2020: net margin from -24.6% in 1Q2020 to 7.2% in 2Q2020.ITR 2T2020, recebida pela CVM em 28/07/2020
2020-03-04Net margin changed bandNet margin went from 22.6% in 2018 to 8.8% in 2019.DFP 2019, recebida pela CVM em 04/03/2020
2020-03-04Net debt/EBITDA changed bandNet debt/EBITDA went from 3.1x in 2018 to 4.8x in 2019.DFP 2019, recebida pela CVM em 04/03/2020
2019-10-23Profit or lossProfit turned into loss in 3Q2019: net margin from 27.5% in 2Q2019 to -14.5% in 3Q2019.ITR 3T2019, recebida pela CVM em 23/10/2019
2019-07-30Net margin changed bandNet margin went from 1.4% in 1Q2019 to 27.5% in 2Q2019.ITR 2T2019, recebida pela CVM em 30/07/2019
2019-05-08Net margin changed bandNet margin went from 12.2% in 3Q2018 to 1.4% in 1Q2019.ITR 1T2019, recebida pela CVM em 08/05/2019
2019-02-20Net margin changed bandNet margin went from 0.6% in 2017 to 22.6% in 2018.DFP 2018, recebida pela CVM em 20/02/2019
2019-02-20Net debt/EBITDA changed bandNet debt/EBITDA went from 5.7x in 2017 to 3.1x in 2018.DFP 2018, recebida pela CVM em 20/02/2019
2019-02-20Confidence flag changed colourThe data confidence flag went from yellow to green with the 2018 statements: none of the previous year's reasons applies any more.DFP 2018, recebida pela CVM em 20/02/2019
2018-11-07Net margin changed bandNet margin went from 20.9% in 2Q2018 to 12.2% in 3Q2018.ITR 3T2018, recebida pela CVM em 07/11/2018
2018-05-14Net margin changed bandNet margin went from 5.3% in 3Q2017 to 29.3% in 1Q2018.ITR 1T2018, recebida pela CVM em 14/05/2018
2018-04-06Profit or lossLoss turned into profit in 2017: net margin from -5.0% in 2016 to 0.6% in 2017.DFP 2017, recebida pela CVM em 06/04/2018
2017-12-26Profit or lossLoss turned into profit in 1Q2017: net margin from -1.5% in 3Q2016 to 2.7% in 1Q2017.ITR 1T2017, recebida pela CVM em 26/12/2017
2017-12-26Profit or lossProfit turned into loss in 2Q2017: net margin from 2.7% in 1Q2017 to -14.8% in 2Q2017.ITR 2T2017, recebida pela CVM em 26/12/2017
2017-12-26Profit or lossLoss turned into profit in 3Q2017: net margin from -14.8% in 2Q2017 to 5.3% in 3Q2017.ITR 3T2017, recebida pela CVM em 26/12/2017
2017-10-30Profit or lossLoss turned into profit in 2Q2016: net margin from -19.4% in 1Q2016 to 1.1% in 2Q2016.ITR 2T2016, recebida pela CVM em 30/10/2017
2017-10-30Profit or lossProfit turned into loss in 3Q2016: net margin from 1.1% in 2Q2016 to -1.5% in 3Q2016.ITR 3T2016, recebida pela CVM em 30/10/2017
2017-10-28Restated financial statements2015 statements restated in the 2016 annual filing: 11 accounts changed by 5% or more; the largest, profit from continuing operations (DRE 3.09), went from R$ 1.62 bn to R$ -1.22 bn.DFP 2016, recebida pela CVM em 28/10/2017, contra a DFP 2015
2017-10-28Profit or lossProfit turned into loss in 2016: net margin from 10.5% in 2015 to -5.0% in 2016.DFP 2016, recebida pela CVM em 28/10/2017
2016-11-14Restated financial statements2014 statements restated in the 2015 annual filing: 2 accounts changed by 5% or more; the largest, net operating cash flow (DFC_MI 6.01), went from R$ 1.19 bn to R$ 823.7 m.DFP 2015, recebida pela CVM em 14/11/2016, contra a DFP 2014
2016-11-14Profit or lossLoss turned into profit in 2015: net margin from -0.7% in 2014 to 10.5% in 2015.DFP 2015, recebida pela CVM em 14/11/2016
2015-08-13Profit or lossProfit turned into loss in 2Q2015: net margin from 9.8% in 1Q2015 to -16.7% in 2Q2015.ITR 2T2015, recebida pela CVM em 13/08/2015
2015-05-06Profit or lossLoss turned into profit in 1Q2015: net margin from -6.4% in 3Q2014 to 9.8% in 1Q2015.ITR 1T2015, recebida pela CVM em 06/05/2015
2015-03-12Profit or lossProfit turned into loss in 2014: net margin from 3.1% in 2013 to -0.7% in 2014.DFP 2014, recebida pela CVM em 12/03/2015
2014-11-14Profit or lossProfit turned into loss in 3Q2014: net margin from 0.5% in 2Q2014 to -6.4% in 3Q2014.ITR 3T2014, recebida pela CVM em 14/11/2014
2014-05-07Net margin changed bandNet margin went from 10.8% in 3Q2013 to 1.2% in 1Q2014.ITR 1T2014, recebida pela CVM em 07/05/2014
2014-02-28Restated financial statements2012 statements restated in the 2013 annual filing: 12 accounts changed by 5% or more; the largest, net operating cash flow (DFC_MI 6.01), went from R$ 3.49 bn to R$ 2.53 bn.DFP 2013, recebida pela CVM em 28/02/2014, contra a DFP 2012
2014-02-28Profit or lossLoss turned into profit in 2013: net margin from -2.8% in 2012 to 3.1% in 2013.DFP 2013, recebida pela CVM em 28/02/2014
2014-02-28Confidence flag changed colourThe data confidence flag went from green to yellow with the 2013 statements: the 2012 statements were restated with a change of at least 5% in a key account.DFP 2013, recebida pela CVM em 28/02/2014
2013-08-06Net margin changed bandNet margin went from 0.4% in 1Q2013 to 12.4% in 2Q2013.ITR 2T2013, recebida pela CVM em 06/08/2013
2013-03-28Profit or lossProfit turned into loss in 2012: net margin from 22.2% in 2011 to -2.8% in 2012.DFP 2012, recebida pela CVM em 28/03/2013
2013-03-28Net debt/EBITDA changed bandNet debt/EBITDA went from 1.9x in 2011 to 8.4x in 2012.DFP 2012, recebida pela CVM em 28/03/2013
2012-10-31Profit or lossLoss turned into profit in 3Q2012: net margin from -25.3% in 2Q2012 to 3.7% in 3Q2012.ITR 3T2012, recebida pela CVM em 31/10/2012
2012-08-14Profit or lossProfit turned into loss in 2Q2012: net margin from 2.4% in 1Q2012 to -25.3% in 2Q2012.ITR 2T2012, recebida pela CVM em 14/08/2012
2012-05-10Net margin changed bandNet margin went from 25.9% in 3Q2011 to 2.4% in 1Q2012.ITR 1T2012, recebida pela CVM em 10/05/2012
2012-03-26Confidence flag changed colourThe data confidence flag went from yellow to green with the 2011 statements: none of the previous year's reasons applies any more.DFP 2011, recebida pela CVM em 26/03/2012

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CSNA3 — company page · all events · JSON · how the watcher works. Descriptive, not investment advice.

Numbers on this page are live. Data version 2026-09-27-reapresentacao-agreg · page generated 2026-09-27 10:04 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 2026-09-27-reapresentacao-agreg · page generated 2026-09-27 10:04 UTC. If this does not match /saude, you are reading a cached copy.