# Companhia Siderurgica Nacional S.A. (SID)

Source: https://www.quantisnow.com/company/SID
Generated: 2026-11-11T01:41:21.916Z

- Ticker: SID
- Exchange: NYSE
- Sector: Industrials
- Industry: Steel/Iron Ore
- SEC CIK: 0001049659
- Website: csn.com.br

## About

Companhia Siderúrgica Nacional operates as an integrated steel producer in Brazil and Latin America. The company operates in five segments: Steel, Mining, Logistics, Energy, and Cement. It offers flat steel products, such as high, medium, low carbon, micro-alloyed, and interstitial free slabs; hot-rolled products, including heavy and light-gauge hot-rolled coils and sheets; cold-rolled products comprising cold-rolled coils and sheets; galvanized products; tin mill products that consist of flat-rolled low-carbon steel coils or sheets; and profiles, channels, UPE sections, and steel sleepers for the distribution, packaging, automotive, home appliance, and construction industries. The company primarily explores for iron ore reserves at Casa de Pedra and Engenho mines located in the city of Congonhas; and limestone and dolomite at the Bocaina mine located in the city of Arcos in the state of Minas Gerais, Brazil, as well as produces tin. In addition, it operates railway and port facilities; produces and sells cement to construction material stores, home centers, concrete producers, construction companies, mortar industries, and cement artifact producers; and generates electric power from its thermoelectric co-generation and hydroelectric power plants. The company also exports its products. Companhia Siderúrgica Nacional was incorporated in 1941 and is headquartered in São Paulo, Brazil.

## Latest SID news and filings

- 2026-11-09 11:42 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6780004)
- 2026-10-30 10:31 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6764395)
- 2026-10-09 21:10 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6743202)
- 2026-09-29 13:00 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6728792)
- 2026-09-18 19:57 UTC [SEC Form 3] [SEC Form 3 filed by new insider Schvartsman Fabio](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-schvartsman-fabio-6720396)
- 2026-09-15 12:46 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6715554)
- 2026-09-11 22:07 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6713527)
- 2026-09-02 22:51 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6704006)
- 2026-08-27 20:46 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6697389)
- 2026-08-13 17:53 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6679941)
- 2026-08-11 12:31 UTC [Conference Announcement] [Announcement of Final Results of Private Exchange Offer for CSN Inova Ventures’ Outstanding 6.750% Senior Notes due 2028 and Consent Solicitation](https://www.quantisnow.com/insight/announcement-of-final-results-of-private-exchange-offer-for-csn-6675112)
- 2026-08-11 12:14 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6675055)
- 2026-08-11 12:01 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6675026)
- 2026-08-10 14:11 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6673170)
- 2026-07-31 01:32 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6656945)
- 2026-07-31 01:36 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6656944)
- 2026-07-31 01:36 UTC [Conference Announcement] [Announcement of Private Exchange Offer for Any and All of CSN Inova Ventures’ Outstanding 6.750% Senior Notes due 2028 and Consent Solicitation](https://www.quantisnow.com/insight/announcement-of-private-exchange-offer-for-any-and-all-of-6656799)
- 2026-05-29 20:07 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6579089)
- 2026-05-29 19:32 UTC [SEC Form SD filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-sd-filed-by-companhia-siderurgica-nacional-sa-6578882)
- 2026-05-14 10:02 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6552126)
- 2026-04-30 22:01 UTC [CSN announces its Annual Report on Form 20-F for the fiscal year ended December 31, 2025](https://www.quantisnow.com/insight/csn-announces-its-annual-report-on-form-20-f-for-the-6525610)
- 2026-04-30 20:58 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6525245)
- 2026-04-30 20:25 UTC [SEC Form 20-F filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-20-f-filed-by-companhia-siderurgica-nacional-sa-6524785)
- 2026-04-07 20:36 UTC [SEC Form 3] [SEC Form 3 filed by new insider Steinbruch Benjamin](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-steinbruch-benjamin-6491541)
- 2026-03-26 21:23 UTC [SEC Form 3] [SEC Form 3 filed by new insider Teixeira De Freitas Pedro Van Langendonck](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-teixeira-de-freitas-6471877)
- 2026-03-23 21:31 UTC [SEC Form 3] [SEC Form 3 filed by new insider Ferreira Lara Augusto Cesar](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-ferreira-lara-augusto-6465599)
- 2026-03-23 21:26 UTC [SEC Form 3] [SEC Form 3 filed by new insider Franklin Fabiam](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-franklin-fabiam-6465574)
- 2026-03-23 21:18 UTC [SEC Form 3] [SEC Form 3 filed by new insider Vieira Maia Antonio Bernardo](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-vieira-maia-antonio-6465538)
- 2026-03-23 20:08 UTC [SEC Form 3] [SEC Form 3 filed by new insider Nakano Yoshiaki](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-nakano-yoshiaki-6465038)
- 2026-03-23 20:00 UTC [SEC Form 3] [SEC Form 3 filed by new insider Campos Rabello Antonio Marco](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-campos-rabello-antonio-6464893)
- 2026-03-23 10:02 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6464044)
- 2026-03-18 21:28 UTC [SEC Form 3] [SEC Form 3 filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-3-filed-by-companhia-siderurgica-nacional-sa-6458984)
- 2026-03-18 21:24 UTC [SEC Form 3] [SEC Form 3 filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-3-filed-by-companhia-siderurgica-nacional-sa-6458959)
- 2026-03-18 21:16 UTC [SEC Form 3] [SEC Form 3 filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-3-filed-by-companhia-siderurgica-nacional-sa-6458893)
- 2026-03-18 21:01 UTC [SEC Form 3] [SEC Form 3 filed by new insider Ethel Sobrinho Miguel](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-ethel-sobrinho-miguel-6458672)
- 2026-03-18 14:54 UTC [SEC Form 3] [SEC Form 3 filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-3-filed-by-companhia-siderurgica-nacional-sa-6456339)
- 2026-03-18 14:29 UTC [SEC Form 3] [SEC Form 3 filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-3-filed-by-companhia-siderurgica-nacional-sa-6456258)
- 2026-03-12 10:06 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6443260)
- 2026-03-12 10:03 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6443257)
- 2026-01-15 13:24 UTC [SEC Form 6-K] [SEC Form 6-K filed by Companhia Siderurgica Nacional S.A.](https://www.quantisnow.com/insight/sec-form-6-k-filed-by-companhia-siderurgica-nacional-sa-6350221)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/SID
- Earnings history: https://www.quantisnow.com/earnings/SID
- Dividend history: https://www.quantisnow.com/dividends/SID
- Insider transactions: https://www.quantisnow.com/insiders/SID
- Options chain: https://www.quantisnow.com/options/SID
- SEC 8-K filings only: https://www.quantisnow.com/company/SID/8-k
- RSS and alerts for SID: https://www.quantisnow.com/docs/rss-feeds.md