POSCO vs ArcelorMittal SA: why the prices moved differently

Weekly · monthly · quarterly news summaries, side by side in time

POSCO Holdings (005490.KO)

Q3 202617 Jun – 17 Aug 2026

▲5

POSCO pivots to lithium and low-carbon steel with major deals

UBS bullish on lithium, Buy rating on POSCO UBS says lithium bears are watching the wrong number, arguing battery output is outpacing EV growth on storage and exports. It maintains a Buy rating on POSCO, signaling that demand for POSCO's lithium business may be stronger than skeptics think, which supports the stock.
This is a new analyst view that directly boosts sentiment on POSCO's lithium growth story.
POSCO completes South Korea's largest electric arc furnace POSCO finished a KRW 600 billion electric arc furnace at Gwangyang that can cut carbon emissions by up to 75%. This advances its low-carbon steelmaking and high-value product plans, which could lower future carbon costs and open premium markets, supporting the stock.
This is a concrete new milestone in POSCO's decarbonization strategy that improves its long-term competitive position.
POSCO targets lithium and energy for 2035 growth At its CEO Investor Day, POSCO set a 2035 revenue target of KRW 187 trillion and operating profit of KRW 13.1 trillion, with lithium as the centerpiece. It plans to invest KRW 16.7 trillion in 2026-2028 and return about 10% of proceeds from stake sales via buybacks, which supports the stock.
This is a new long-term strategy with concrete financial targets and capital return plans that shape investor expectations.
POSCO signs DLE demo plant deal in Utah POSCO will fully fund and operate a direct lithium extraction demonstration plant in Utah with Anson Resources, validating its proprietary technology at industrial scale. Success could unlock a new low-cost lithium source, strengthening POSCO's position in the battery supply chain and supporting the stock.
This is a new partnership that advances POSCO's lithium extraction technology and potential commercial expansion.
POSCO enters LFP cathode market with major supply deal POSCO Future M signed a six-year deal to supply over 190,000 tons of LFP cathode materials from 2027, its first major LFP order. This diversifies beyond high-nickel cathodes and taps rising demand for energy storage in North America, supporting the stock.
This is a new large contract that expands POSCO's battery materials business and addresses a growing market.

July 202617 Jun – 17 Aug 2026

▲5

POSCO pivots to lithium and low-carbon steel with major deals

UBS bullish on lithium, Buy rating on POSCO UBS says lithium bears are watching the wrong number, arguing battery output is outpacing EV growth on storage and exports. It maintains a Buy rating on POSCO, signaling that demand for POSCO's lithium business may be stronger than skeptics think, which supports the stock.
This is a new analyst view that directly boosts sentiment on POSCO's lithium growth story.
POSCO completes South Korea's largest electric arc furnace POSCO finished a KRW 600 billion electric arc furnace at Gwangyang that can cut carbon emissions by up to 75%. This advances its low-carbon steelmaking and high-value product plans, which could lower future carbon costs and open premium markets, supporting the stock.
This is a concrete new milestone in POSCO's decarbonization strategy that improves its long-term competitive position.
POSCO targets lithium and energy for 2035 growth At its CEO Investor Day, POSCO set a 2035 revenue target of KRW 187 trillion and operating profit of KRW 13.1 trillion, with lithium as the centerpiece. It plans to invest KRW 16.7 trillion in 2026-2028 and return about 10% of proceeds from stake sales via buybacks, which supports the stock.
This is a new long-term strategy with concrete financial targets and capital return plans that shape investor expectations.
POSCO signs DLE demo plant deal in Utah POSCO will fully fund and operate a direct lithium extraction demonstration plant in Utah with Anson Resources, validating its proprietary technology at industrial scale. Success could unlock a new low-cost lithium source, strengthening POSCO's position in the battery supply chain and supporting the stock.
This is a new partnership that advances POSCO's lithium extraction technology and potential commercial expansion.
POSCO enters LFP cathode market with major supply deal POSCO Future M signed a six-year deal to supply over 190,000 tons of LFP cathode materials from 2027, its first major LFP order. This diversifies beyond high-nickel cathodes and taps rising demand for energy storage in North America, supporting the stock.
This is a new large contract that expands POSCO's battery materials business and addresses a growing market.

Latest17 Jun – 17 Aug 2026

▲5

POSCO pivots to lithium and low-carbon steel with major deals

UBS bullish on lithium, Buy rating on POSCO UBS says lithium bears are watching the wrong number, arguing battery output is outpacing EV growth on storage and exports. It maintains a Buy rating on POSCO, signaling that demand for POSCO's lithium business may be stronger than skeptics think, which supports the stock.
This is a new analyst view that directly boosts sentiment on POSCO's lithium growth story.
POSCO completes South Korea's largest electric arc furnace POSCO finished a KRW 600 billion electric arc furnace at Gwangyang that can cut carbon emissions by up to 75%. This advances its low-carbon steelmaking and high-value product plans, which could lower future carbon costs and open premium markets, supporting the stock.
This is a concrete new milestone in POSCO's decarbonization strategy that improves its long-term competitive position.
POSCO targets lithium and energy for 2035 growth At its CEO Investor Day, POSCO set a 2035 revenue target of KRW 187 trillion and operating profit of KRW 13.1 trillion, with lithium as the centerpiece. It plans to invest KRW 16.7 trillion in 2026-2028 and return about 10% of proceeds from stake sales via buybacks, which supports the stock.
This is a new long-term strategy with concrete financial targets and capital return plans that shape investor expectations.
POSCO signs DLE demo plant deal in Utah POSCO will fully fund and operate a direct lithium extraction demonstration plant in Utah with Anson Resources, validating its proprietary technology at industrial scale. Success could unlock a new low-cost lithium source, strengthening POSCO's position in the battery supply chain and supporting the stock.
This is a new partnership that advances POSCO's lithium extraction technology and potential commercial expansion.
POSCO enters LFP cathode market with major supply deal POSCO Future M signed a six-year deal to supply over 190,000 tons of LFP cathode materials from 2027, its first major LFP order. This diversifies beyond high-nickel cathodes and taps rising demand for energy storage in North America, supporting the stock.
This is a new large contract that expands POSCO's battery materials business and addresses a growing market.

ArcelorMittal SA (MT.AS)

Q3 202617 Jun – 30 Sep 2026

▲2▼2

ArcelorMittal Q3: Tech Deals and Brazil Growth Offset by War Damage and Profit Drop

AI and Amazon deals ArcelorMittal partnered with AWS for AI and agreed to supply Amazon with XCarb green steel. These moves should cut costs and provide a steady customer, supporting future earnings.
New partnerships that could improve efficiency and revenue.
EU carbon relief and Brazil expansion EU carbon-rule relief efforts could reduce a major regulatory burden. Brazil’s $961M Pecém expansion aims at higher-margin steel, potentially boosting long-term profitability.
New regulatory and expansion developments that could lower costs and improve margins.
Russian strikes on Kryvyi Rih Two Russian strikes halted primary output at Kryvyi Rih, killing three contractors and injuring 13. This adds repair costs, lost production, and recurring war risk, weighing on operations.
New geopolitical event that directly disrupts production and adds costs.
Sharp Q2 profit drop Q2 net profit fell to $683M from $1.79B, even as EBITDA rose to $2.06B. The profit decline may worry investors despite improving operating trends.
New earnings report showing a significant profit decline that could affect investor sentiment.

September 20263 Aug – 30 Sep 2026

▲2▼2

ArcelorMittal: Ukraine strikes halt output, Brazil expansion and AI push offset

Second missile strike halts Kryvyi Rih steel output A ballistic missile hit ArcelorMittal's Kryvyi Rih plant in Ukraine, killing two contractors and stopping primary steel production while ironmaking complex #1 is assessed. This is the second strike in five weeks, so lost output and repair costs weigh on earnings and the share price.
Directly hits production and earnings, the clearest negative force on MT.AS this period.
Earlier drone attack injured workers at same plant In mid-August a large Russian drone and missile attack on Kryvyi Rih injured 13 ArcelorMittal employees and killed one. It showed the war is repeatedly disrupting the company's Ukrainian assets, adding risk and cost that pressure the stock.
First of the two strikes; sets up the recurring war risk to ArcelorMittal's assets.
Brazil Pecém mill expansion targets higher-margin steel ArcelorMittal aims to decide by year-end on a $961M expansion of its Pecém mill in Brazil, adding a 1.5M-ton hot-rolled coil line. Turning cheap slab into higher-value rolled steel should lift future profits, supporting the share price.
A concrete growth investment that improves the long-term earnings mix.
Microsoft Azure and AI deal to cut costs over time ArcelorMittal expanded its Microsoft partnership, making Azure its main cloud platform and embedding AI and data tools across its IT systems. The goal is lower legacy IT costs and better efficiency, a slow-building positive for margins and the stock.
A structural efficiency driver that supports profitability beyond daily price moves.

Latest3 Aug – 30 Sep 2026

▲2▼2

ArcelorMittal: Ukraine strikes halt output, Brazil expansion and AI push offset

Second missile strike halts Kryvyi Rih steel output A ballistic missile hit ArcelorMittal's Kryvyi Rih plant in Ukraine, killing two contractors and stopping primary steel production while ironmaking complex #1 is assessed. This is the second strike in five weeks, so lost output and repair costs weigh on earnings and the share price.
Directly hits production and earnings, the clearest negative force on MT.AS this period.
Earlier drone attack injured workers at same plant In mid-August a large Russian drone and missile attack on Kryvyi Rih injured 13 ArcelorMittal employees and killed one. It showed the war is repeatedly disrupting the company's Ukrainian assets, adding risk and cost that pressure the stock.
First of the two strikes; sets up the recurring war risk to ArcelorMittal's assets.
Brazil Pecém mill expansion targets higher-margin steel ArcelorMittal aims to decide by year-end on a $961M expansion of its Pecém mill in Brazil, adding a 1.5M-ton hot-rolled coil line. Turning cheap slab into higher-value rolled steel should lift future profits, supporting the share price.
A concrete growth investment that improves the long-term earnings mix.
Microsoft Azure and AI deal to cut costs over time ArcelorMittal expanded its Microsoft partnership, making Azure its main cloud platform and embedding AI and data tools across its IT systems. The goal is lower legacy IT costs and better efficiency, a slow-building positive for margins and the stock.
A structural efficiency driver that supports profitability beyond daily price moves.

July 202617 Jun – 30 Jul 2026

▲2

ArcelorMittal: AI deal, ETS relief push, mixed Q2 profit

AI partnership and Amazon steel supply deal ArcelorMittal is teaming with Amazon Web Services to use AI across its steelmaking, which should cut costs and lift efficiency. Amazon will also buy lower-carbon XCarb steel for years, giving a steady new customer. Both support future profits and the share price.
New technology and demand news that directly boosts ArcelorMittal's earnings outlook.
Steelmakers push for softer EU carbon rules ArcelorMittal and two peers asked the EU to pause rising carbon-permit costs until cheap power, hydrogen and carbon capture are ready. If Brussels listens, it lowers a big cost burden. The EU is now reviewing the system, so this is a live positive for the stock.
Regulatory relief would directly cut ArcelorMittal's costs and improve margins.
Q2 profit falls but underlying earnings rise Net profit dropped to $683 million from $1.79 billion a year ago, yet EBITDA rose to $2.06 billion and sales grew. The company expects higher shipments ahead and sees $1.8 billion more EBITDA from projects. The headline profit fall may worry some, but the operating trend is improving.
Latest earnings show a mixed picture that investors are weighing right now.

17 Jun – 30 Jul 2026

▲2

ArcelorMittal: AI deal, ETS relief push, mixed Q2 profit

AI partnership and Amazon steel supply deal ArcelorMittal is teaming with Amazon Web Services to use AI across its steelmaking, which should cut costs and lift efficiency. Amazon will also buy lower-carbon XCarb steel for years, giving a steady new customer. Both support future profits and the share price.
New technology and demand news that directly boosts ArcelorMittal's earnings outlook.
Steelmakers push for softer EU carbon rules ArcelorMittal and two peers asked the EU to pause rising carbon-permit costs until cheap power, hydrogen and carbon capture are ready. If Brussels listens, it lowers a big cost burden. The EU is now reviewing the system, so this is a live positive for the stock.
Regulatory relief would directly cut ArcelorMittal's costs and improve margins.
Q2 profit falls but underlying earnings rise Net profit dropped to $683 million from $1.79 billion a year ago, yet EBITDA rose to $2.06 billion and sales grew. The company expects higher shipments ahead and sees $1.8 billion more EBITDA from projects. The headline profit fall may worry some, but the operating trend is improving.
Latest earnings show a mixed picture that investors are weighing right now.