Won LFP Deal With Samsung SDI < Battery < 기사본문
POSCO Future M and Samsung SDI signed a 6 trillion won long-term agreement to supply LFP cathode materials, expanding their 2023 NCA deal. The total volume will increase by 45%, including LMO and graphite materials, to strengthen Samsung SDI's supply chain for US regulations.
How this was made

The 30-second read
Why it matters
The newly disclosed 6 trillion won agreement expands Samsung SDI's material base and aligns with US regulatory expectations, while POSCO secures a large, multi‑year revenue stream.
Market read
First‑report of a multi‑billion‑dollar supply contract that could move both POSCO and Samsung SDI stocks and influence the broader EV battery materials sector.
What to watch
Potential cost escalations or supply disruptions in raw material sourcing could offset expected benefits.
Background
POSCO Future M and Samsung SDI are major players in the battery materials market, with POSCO supplying various cathode chemistries and Samsung SDI producing EV batteries.
Ticker impact
POSCO Future M announced a 6 trillion won long‑term supply agreement with Samsung SDI for LFP cathode materials, increasing total battery material volume by ~45%.
likely upward pressure as market prices in higher material sales for POSCO and stronger supply chain for Samsung SDI
The contract size (~$4.5B) and volume increase are material and newly disclosed, prompting immediate re‑rating.
Market effects
Strengthens the EV battery materials sector, signaling increased demand for LFP and LMO chemistries.
Boosts South Korean battery supply chain credibility, may benefit related Korean manufacturers.
Highlights shift toward LFP in response to US regulatory pressures, relevant for global EV supply dynamics.
Counterpoint
If demand for LFP stalls or alternative chemistries dominate, the contract may not translate into revenue growth.
Key entities
- companyPOSCO Future M
Subsidiary of POSCO, supplier of battery cathode materials.
- companySamsung SDI
South Korean EV battery manufacturer.


