Samsung Electro‑Mechanics: Strategic Expansion into AI Substrate Market and Market Performance Overview
Samsung Electro‑Mechanics (009150.KS) closed the trading session on Thursday, 22 October 2026, at KR 1,168,000, reflecting a 1.13 % gain over the preceding 24 hours. The company’s market capitalisation stands at KR 85.1 trillion, with 72.9 million shares outstanding and a trade volume of KR 717.2 billion in the last 24 hours. Relative to the end of September, the share price has declined 21.4 %. The 200‑day simple moving average is KR 1,017,807.5, while the 52‑week high and low were KR 2,417,000 (19 June 2026) and KR 201,000 (19 November 2025), respectively.
2026‑06‑19 Partnership with NVIDIA
Samsung Electro‑Mechanics has entered a multi‑year agreement with NVIDIA to supply advanced Active‑Back‑Foil (ABF) package substrates for next‑generation AI processors. The joint press release announced that the Korean manufacturer will expand dedicated production lines in Sejong and Busan. Existing South Korean capacity will be utilized immediately, and new facilities will be added to meet the growing demand. The partnership positions Samsung Electro‑Mechanics as a reliable source of high‑performance substrates for NVIDIA’s AI portfolio and is expected to drive a double‑digit annual growth in substrate volumes supplied to the U.S. partner. By 2028, production for NVIDIA is projected to represent a significant share of Samsung Electro‑Mechanics’ overall substrate output.
Market Context and Peer Performance
| Symbol | Trade % | Current Price (KRW) | Market Cap (KRW) | P/E Ratio |
|---|---|---|---|---|
| Shinhan (055550.KS) | –0.11 % | 91,100 | 43.1 trillion | 9.65 |
| Hyundai Motor (005387.KS) | –1.07 % | 162,200 | 44 trillion | 11.02 |
| Samsung C&T (028260.KS) | +5.45 % | 294,000 | 44 trillion | 20.82 |
| Samsung SDI –144a Regs (006400.KS) | –0.36 % | 529,000 | 43.3 trillion | – |
| Samsung Biologics (207940.KS) | +1.87 % | 1,409,000 | 64.3 trillion | 28.71 |
Shinhan
Shinhan’s share price dipped modestly, driven by the release of two 6‑K reports. The first disclosed an interim cash dividend of KR 630.67 per share for Shinhan Bank, while the second noted a slight reduction in the National Pension Service’s holding.
Hyundai Motor
Hyundai Motor announced a strategic shift toward hybrid vehicles, expanding its hybrid lineup across multiple model segments. The company views hybrids as a core component of its future strategy, aligning with industry trends toward fuel efficiency and regulatory compliance.
Samsung C&T
Samsung C&T’s shares rose 5.45 %, reflecting positive market sentiment toward its diversified construction and engineering operations.
Samsung SDI –144a Regs
Samsung SDI shares fell in line with a broader market decline in technology and battery‑manufacturing stocks. The downturn was amplified by concerns over artificial‑intelligence investments and high oil prices.
Samsung Biologics
Samsung Biologics posted a 1.87 % gain, buoyed by strong third‑quarter results for fiscal 2026. The company raised its 2026 revenue‑growth forecast to a higher single‑digit range and announced a rights offering to finance further capacity build‑out and strategic acquisitions, including a peptide‑focused biopharma group.
Forward‑Looking Outlook
The NVIDIA partnership represents a pivotal move for Samsung Electro‑Mechanics, positioning it at the forefront of the AI semiconductor supply chain. With expanded production capacity and a growing customer base, the company is poised to capture a larger share of the high‑value substrate market. Investors should monitor the execution of the new facilities in Sejong and Busan, as well as the annual volume growth targets set with NVIDIA, to assess the partnership’s impact on the company’s earnings trajectory.
