How Nippon Steel Bought U.S. Steel, Biden's Block and Trump's Golden-Share Settlement

The US steel industry entered the 2020s under three simultaneous pressures. First, Chinese global overcapacity, the country produces ~1 billion tonnes of crude steel annually and exports ~90 million tonnes, pressuring global prices. Second, the rise of US mini-mill players (Nucor, Steel Dynamics, Commercial Metals) running electric-arc furnaces at substantially better unit economics than the integrated BOF operations of U.S. Steel and Cleveland-Cliffs. Third, the capital cost of decarbonization, green-hydrogen direct-reduced iron and electric-arc transitions carry capex per tonne 2~3x that of legacy BOF assets. Against those headwinds, the Inflation Reduction Act, the CHIPS Act, EV manufacturing buildout, and offshore wind generation simultaneously raised domestic steel demand expectations. Nippon Steel's acquisition logic sat at this intersection of supply pressure, demand recovery, and decarbonization capex, with US market entry as the strategic prize.

The US steel Big Four are Nucor, Cleveland-Cliffs, U.S. Steel, and Steel Dynamics. Only Cleveland-Cliffs and U.S. Steel run integrated BOF operations, and both carry USW collective-bargaining obligations plus pension and healthcare liabilities. Nucor and Steel Dynamics run non-union mini-mills with materially higher capital efficiency. Nippon Steel's bid implicitly proposed that foreign capital would underwrite the integrated-steel decarbonization transition, which proved to be the most politically combustible element of the transaction.

U.S. Steel was founded in 1901 when J.P. Morgan merged Carnegie Steel with Federal Steel and National Steel to form America's first $1 billion company. Headquartered in Pittsburgh. Four operating segments, (i) Flat-Rolled (integrated BOF, Mon Valley Works, Gary Works, Big River Steel), (ii) Mini Mill (Big River Steel, electric-arc, acquired in full in 2021), (iii) U.S. Steel Europe (Košice, Slovakia, divested in 2023), (iv) Tubular Products. From a peak of more than 60% of US steel production at its founding, market share had fallen into the single digits by the mid-2020s. Approximately 22,000 employees as of 2022, most covered by USW collective bargaining.

The transaction is structured as a reverse triangular merger, where a Nippon Steel US subsidiary merges with U.S. Steel, U.S. Steel shareholders receive $55 per share in cash, and U.S. Steel continues as a 100% subsidiary of NSC. Equity value at agreement signing approximately $14.9B, cash consideration net of debt approximately $14.1B. The distinguishing feature is not the closing itself but the conditions of closing. On June 13, 2025, President Trump's executive order made the deal conditional on a National Security Agreement (NSA), the core of which is a US-government Golden Share in U.S. Steel granting the US government permanent veto rights over major corporate decisions. Nippon Steel thus closed the acquisition, but shares operational autonomy with the US government in perpetuity.

This transaction combined a record allied-country acquisition with a CFIUS dispute, federal litigation, and a bespoke NSA negotiation. Both sides assembled two-track advisory teams, one for the M&A closing, one for the CFIUS, litigation, and NSA workstreams. Nippon Steel was advised by Citi (financial), with Ropes & Gray and Milbank as legal counsel and PJT Partners and Akin Gump as strategic and policy advisors. U.S. Steel was advised by Barclays, Goldman Sachs, and Evercore (financial), with Wachtell Lipton, Milbank, and Covington & Burling as legal counsel.

Note: Advisor information is based on the Jun 18, 2025 NSC and U.S. Steel press releases and supplementary coverage by The Global Legal Post and others.

Unit: USD millions (US-GAAP consolidated) | Source: U.S. Steel 10-K (2018~2022). FY2020 operating loss reflects COVID-19, FY2021~22 reflects the steel price cycle peak.

The valuation reflects three premiums stacked on top of one another, (i) the cyclical-peak earnings of the integrated steel industry, (ii) the price-discovery established by Cleveland-Cliffs' competing bid, and (iii) a strategic premium for Big River Steel's mini-mill assets and US-market access. At FY2022 adjusted EBITDA of ~$4.2B, the implied EV/EBITDA is ~3.4x, which looks low but reflects a cycle peak. On a normalized mid-cycle EBITDA of $2.0~2.5B, the more relevant multiple is approximately 6~7x. Versus Cleveland-Cliffs' $35 proposal, Nippon Steel paid +$20 per share to obtain (a) the optionality on Big River Steel's electric-arc decarbonization platform, (b) direct US market access at a moment of unusual capex-cycle alignment (IRA / CHIPS Act / EV / wind), and (c) a path around stagnating Japanese domestic demand.

Note: Valuation multiples are estimates derived from announcement-date disclosures and 10-K filings. NSA investment commitment figures are sourced from the June 13 executive order and the parties' closing press releases.

Approximately one year post-closing. Nippon Steel has formally consolidated U.S. Steel, which has been delisted from the NYSE and operates as a 100% NSC subsidiary. The NSA Golden Share is held by the US government but has not yet been exercised, though its mere existence permanently constrains operational autonomy. Of the ~$11B investment commitment, roughly $2~3B is reported to have been deployed or contracted, with capex underway at Mon Valley Works, Gary Works, and Big River Steel. The USW CBA has been inherited under the negotiated framework, with an investment-monitoring mechanism. Cleveland-Cliffs is the unambiguous loser: CEO Lourenco Goncalves has publicly stated the deal will not be "resuscitated." The market is actively debating whether the Golden Share model becomes the new template for allied-country FDI into US strategic assets.