Nippon Steel Acquires U.S. Steel



 


[STRATEGIC]  Steel & Industrials  ·  Cross-Border  ·  National Security  —  Announced Dec 18, 2023 — CLOSED June 18, 2025

Nippon Steel Closes Its $14.9B Acquisition of U.S. Steel After 18 Months of Political Drama

The most politically charged industrial deal of the decade: what began as a straightforward $55/share merger in December 2023 became an 18-month saga involving Biden's executive order blocking the deal, Trump's reversal, a golden share for the U.S. government, and an $11 billion investment commitment — before finally closing on June 18, 2025.

 

DEAL SNAPSHOT

 

TOTAL ENTERPRISE VALUE

$14.9 Billion

CLOSED

June 18, 2025

PRICE PER SHARE

$55.00 (all-cash)

U.S. GOV. GOLDEN SHARE

Board appointment right + veto authority

ORIGINALLY ANNOUNCED

December 18, 2023

NIPPON INVESTMENT COMMITMENT

$11 Billion by 2028

 

THE PARTIES

 

ACQUIRER

Nippon Steel Corporation (TYO: 5401)

Tokyo-based global steel manufacturer; the world's 4th largest steelmaker by production volume. CEO Eiji Hashimoto. Annual crude steel production capacity ~75M tonnes pre-deal (target: 100M tonnes). Produces advanced high-strength steel for automotive, construction, and infrastructure. Has been pursuing global expansion given Japan's mature domestic market. Strategic goal: build a global top-3 position in steelmaking.

TARGET

United States Steel Corporation (NYSE: X)

Pittsburgh, PA-based integrated iron and steel manufacturer; founded 1901 as the world's first billion-dollar company. CEO David Burritt. ~14,000 U.S. employees. Operates integrated steel mills in Pennsylvania and Indiana (blast furnace), plus North Star mini-mill in Ohio. 2024 revenues ~$14.7B. Had been under pressure from Cleveland-Cliffs and activist investor Ancora, which argued the standalone business needed operational restructuring.

 

THE REMARKABLE REGULATORY JOURNEY

Nippon Steel and U.S. Steel announced their merger at $55 per share in December 2023. What followed was one of the most extraordinary regulatory odysseys in U.S. M&A history. The Biden administration, responding to political pressure from the United Steelworkers (USW) union and swing-state Pennsylvania voters, blocked the deal via executive order on January 3, 2025 — citing national security concerns despite CFIUS failing to reach a unanimous recommendation.

Nippon Steel and U.S. Steel immediately sued the Biden administration. When Donald Trump took office, he ordered a fresh CFIUS de novo review in April 2025. On May 23, 2025, Trump announced a "planned partnership" on Truth Social — confusing investors about whether the deal structure had changed. It had not: the original $55/share all-cash merger remained in place.

CFIUS completed its de novo review on May 21, 2025. On June 13, Trump signed an executive order declaring the transaction could proceed — subject to a National Security Agreement (NSA) requiring: a U.S. government "golden share" (board appointment right + veto over key corporate decisions), a majority of U.S. citizen directors and CEO, $11B in capital investment by 2028, maintenance of headquarters in Pittsburgh, and no material acquisitions of U.S. competitors. The deal closed on June 18, 2025. U.S. Steel shares ceased trading on the NYSE the same day.

 

"We are deeply grateful for President Trump's decisive leadership. This partnership combines Nippon Steel's advanced technology with U.S. Steel's legendary American legacy to create a global steel champion."

— Eiji Hashimoto, Chairman & CEO, Nippon Steel

STRATEGIC RATIONALE

For Nippon Steel, U.S. Steel's North Star mini-mill in Ohio (one of the most modern electric arc furnaces in North America) and its automotive steel business (supplying GM, Ford, and Stellantis) are the crown jewels. The acquisition gives Nippon Steel direct access to the North American automotive supply chain — avoiding the 50% U.S. tariffs on steel imports announced in May 2025 — and technology partnerships for next-generation electrical steel used in EV motors.

The $11 billion investment commitment (including $1B toward a greenfield mill) and 28% production capacity uplift for U.S. Steel's existing facilities was the price Nippon Steel paid for regulatory clearance — but arguably makes the asset far more valuable long-term.

ADVISORS

Buy-side Financial (Nippon Steel): Citigroup Global Markets

Buy-side Legal (Nippon Steel): Ropes & Gray LLP

Sell-side Financial (U.S. Steel): Goldman Sachs & Co. LLC + Evercore + Barclays

Sell-side Legal (U.S. Steel): Milbank LLP + Wachtell, Lipton, Rosen & Katz