PER, EPS, PBR and BPS are calculated in-house from the last 4 quarters (2025Q3–2026Q2) · Dividend yield is based on ₩250 per share · Prices as of the 2026-10-02 close
Seoyon E-Hwa, a core first-tier supplier to Hyundai and Kia, has steadily expanded revenue, but since 2025 quarterly net income has swung sharply, leaving stable operating profit alongside growing bottom-line uncertainty.
2025 consolidated revenue rose to KRW 4.51 trillion year-on-year, but net income attributable to owners fell sharply to KRW 60.0 billion from KRW 147.3 billion a year earlier
In 2Q25 and 4Q25, owners' net income turned negative despite positive operating profit, suggesting meaningful non-operating drag
Roughly 90% of revenue is concentrated with Hyundai and Kia, a structural feature of the business
Nine legal entities across the Americas, including Alabama and Georgia, plus a new plant completed in 2024 to supply Hyundai Motor Group Metaplant America (HMGMA), anchor overseas growth
The stock trades at a discount to net asset value and at a relatively low multiple versus the company's multi-year earnings history
Seoyon E-Hwa manufactures and supplies passenger vehicle interior and exterior parts as well as commercial vehicle seats, and is a core affiliate of the Seoyon Group.
It is a first-tier supplier to Hyundai Motor Group, having built a relationship spanning more than fifty years since supplying interior components for the Pony, Hyundai's first independently developed model, in the 1970s.
Revenue exposure to Hyundai and Kia stands at roughly 52% and 35% respectively, meaning close to 90% of annual revenue originates from these two customers, reflecting a highly concentrated customer base.
By region, domestic revenue accounts for 25.5%, with the rest generated in the United States (31.9%), Europe (15.8%), and India (13.1%), broadly tracking Hyundai Motor Group's key production hubs.
The Americas region has been a key growth driver, with the company operating nine legal entities across Alabama, Georgia, Brazil, and Mexico, and in 2024 it completed and started operating a new plant to supply Hyundai Motor Group Metaplant America (HMGMA).
Through this localization strategy, Americas revenue grew sharply from KRW 460 billion (23% of sales) in 2019 to KRW 1.48 trillion (37% of sales) in 2024. According to the company's 2026 sustainability report, it ranked 79th among the world's top 100 auto parts suppliers, up three places from 82nd a year earlier.
Because the business model is built around supplying parts in line with automakers' new model and facelift launch schedules, customer product cycles and sales performance directly affect its own results.
| Quarter | Revenue | Operating profit | Op. margin |
|---|---|---|---|
| 2025Q2 | ₩1.2T | ₩53B | 4.4% |
| 2025Q3 | ₩1.1T | ₩49B | 4.5% |
| 2025Q4 | ₩1.1T | ₩21.2B | 1.9% |
| 2026Q1 | ₩1.2T | ₩48.6B | 4.1% |
| 2026Q2 | ₩1.3T | ₩51.1B | 4.1% |
| Year | Revenue | Operating profit | Net income (parent) | Op. margin | ROE | Debt-to-equity |
|---|---|---|---|---|---|---|
| 2022 | ₩2.8T | ₩150.7B | ₩55.7B | 5.3% | 7.7% | 155.0% |
| 2023 | ₩3.6T | ₩193.1B | ₩157.8B | 5.4% | 17.9% | 154.7% |
| 2024 | ₩4T | ₩154.4B | ₩147.3B | 3.8% | 13.4% | 154.3% |
| 2025 | ₩4.5T | ₩161.8B | ₩60B | 3.6% | 5.1% | 160.0% |
Consolidated basis (financial statements including subsidiaries) · Final figures from DART filings · Net income attributable to owners of the parent · Data as of 2026-08-21
Consolidated revenue rose for four consecutive years, from KRW 2.85 trillion in 2022 to KRW 3.57 trillion in 2023, KRW 4.04 trillion in 2024, and KRW 4.51 trillion in 2025, sustaining top-line growth.
Operating margin, however, declined from 5.3% in 2022 and 5.4% in 2023 to 3.8% in 2024 and 3.6% in 2025, showing that revenue growth did not directly translate into margin improvement.
Net income attributable to owners fell sharply, from KRW 157.8 billion in 2023 and KRW 147.3 billion in 2024 to just KRW 60.0 billion in 2025, a marked divergence from operating profit, which held at KRW 161.8 billion in 2025.
On a quarterly basis, 2Q25 posted operating profit of KRW 53.0 billion yet a net loss attributable to owners of KRW 3.5 billion, and 4Q25 similarly swung to a net loss of KRW 1.8 billion against operating profit of KRW 21.2 billion, suggesting non-operating factors weighed on the bottom line in both quarters.
By contrast, 3Q25 showed operating profit of KRW 49.0 billion closely matched by owners' net income of KRW 48.8 billion, a more conventional relationship between the two lines.
Moving into 2026, 1Q26 revenue reached KRW 1.19 trillion with operating profit of KRW 48.6 billion and owners' net income of KRW 47.5 billion, while 2Q26 revenue grew to KRW 1.25 trillion with operating profit of KRW 51.1 billion and owners' net income of KRW 32.8 billion — revenue and operating profit remained stable, but net income again showed quarter-to-quarter variance.
Summing the most recent four quarters (3Q25 through 2Q26), owners' net income totals KRW 127.4 billion, an improvement versus the full-year 2025 figure.
Overall, the trailing-year pattern is one of continued revenue growth and relatively stable operating profit, alongside pronounced quarter-to-quarter volatility in net income.
Global new vehicle demand has yet to recover the strong growth rates seen before the pandemic and continues to grow only modestly, with rising vehicle prices and tightening environmental regulation cited as key drags.
In the United States, zero-emission vehicle (ZEV) mandates centered on California are set to be phased in from 2026, though there is concern that actual EV demand may fall short of regulatory targets.
Automakers are responding by expanding hybrid trim offerings, adding complexity for parts suppliers that must simultaneously support internal-combustion, hybrid, and electric vehicle platforms.
Because Seoyon E-Hwa's revenue is concentrated with Hyundai and Kia, its performance is tied more directly to Hyundai Motor Group's global sales trajectory than to the broader industry cycle. Hyundai Motor set a 2026 global sales target of 4,158,300 units, modestly above its 2025 result of 4,138,180 units.
A rising mix of higher-value models such as SUVs and Genesis vehicles is viewed as a favorable variable for Seoyon E-Hwa's per-unit content and profitability. At the same time, volatility in raw material costs (steel, resin), energy, and logistics remains a cost pressure across the sector.
The company has designated 2026 as its 'AI and digital transformation' founding year, laying out a mid-to-long-term plan to build AI-based autonomous operation systems across design, production, supply chain, and carbon management by 2031.
Its new plant supporting Hyundai Motor Group Metaplant America (HMGMA) is reportedly applying logistics automation and AI-based vision inspection to actual production processes as utilization ramps up.
Hyundai Motor Group's autonomous driving joint venture, Motional, has disclosed a roadmap to achieve fully driverless robotaxi commercialization in Las Vegas within the year following trial operations, and Seoyon E-Hwa, as a Hyundai first-tier supplier, has drawn market attention on this theme in the past.
Company management has stated its intent to invest in robotics and future mobility in step with Hyundai. With Hyundai Motor Group setting a 2026 global sales target of 4,158,300 units, modestly above the prior year, the pass-through effect of finished-vehicle sales trends on parts revenue warrants continued monitoring.
A combination of rising high-value model mix and improving utilization at Americas production sites could support continued revenue growth, but whether the net income volatility seen in 2025 recurs is something that will need to be confirmed in upcoming quarterly results.
The current share price appears to trade at a meaningful discount to the company's net asset value.
On the earnings side, after a sharp decline in 2025 from the elevated profit levels of 2023-2024, the trailing four-quarter figure shows a degree of recovery, suggesting pricing sits at a relatively low multiple versus the company's multi-year earnings cycle.
On dividends, the company has a history of paying cash dividends, though the payout level does not appear to stand out as unusually high within the sector.
The price-to-book ratio appears to sit near the lower end of its multi-year trading range, which may reflect how quarter-to-quarter net income volatility, despite steady revenue growth, has weighed on market confidence.
Whether this discount to net assets persists, or whether earnings stabilization leads to a re-rating, will depend on confirming the sustainability of future results.
PER, EPS, PBR and BPS are all calculated in-house (the same method as Naver and Toss) · Dividend yield = cash dividend per share from DART filings (supplemented by KRX) ÷ current price · As of 2026-08-21
Localization is largely complete through nine legal entities in the United States including Alabama and Georgia, and the new plant supporting Hyundai Motor Group Metaplant America (HMGMA), completed in 2024, is now operating.
The Americas revenue share has already risen sharply from 23% in 2019 to 37% in 2024, creating potential for fixed-cost leverage if utilization rises further.
A growing sales mix of high-value Hyundai Motor Group models such as SUVs and Genesis vehicles could favorably affect Seoyon E-Hwa's per-unit pricing and profitability.
Continued development of new materials and products in line with the automaker's new model and facelift launch schedule also supports the customer relationship.
After net losses in 2Q25 and 4Q25, owners' net income returned to stable profitability in 3Q25 and again in 1Q26 and 2Q26. The trailing four-quarter net income total now exceeds the full-year 2025 figure, indicating a recovery on the bottom line.
Roughly 90% of annual revenue comes from just two customers, Hyundai and Kia, meaning any sales weakness or production adjustment at either could flow directly through to results. This exposes performance more to the strategic decisions of specific customers than to industry-wide demand.
Operating margin declined from 5.4% in 2023 to 3.8% in 2024 and 3.6% in 2025. That margins have not improved even as revenue scale grows, reflecting cost pressures or structural factors, is a trend that warrants continued monitoring.
In 2Q25 and 4Q25, owners' net income turned negative even as operating profit remained positive, reflecting substantial volatility from non-operating factors. The possibility that such volatility recurs cannot be ruled out, adding uncertainty to earnings forecasting.
With roughly 90% of revenue tied to Hyundai and Kia, any production disruption, labor action, or weak new model sales at either customer could have a direct and immediate impact on Seoyon E-Hwa's results. Because customer diversification remains limited, this risk is structural in nature.
Volatility in raw material costs such as steel and resin, along with energy and logistics costs, has increased, and given the company operates numerous overseas subsidiaries across the Americas, Europe, and India, foreign exchange movements can also affect results.
The large gaps between operating profit and net income seen in 2Q25 and 4Q25 suggest the influence of such non-operating factors.
The pace of U.S. zero-emission vehicle mandate rollout, changes in tariff and trade policy, and volatility in EV subsidy programs can affect automakers' production and sales plans, which in turn can cascade into parts orders and plant utilization. Rising compliance costs across regions could also translate into cost pressure.
The 3Q26 earnings disclosure is expected, which will update the trailing four-quarter window and allow a check on whether the net income volatility seen in 2025 recurs.
Utilization trends at Hyundai Motor Group Metaplant America (HMGMA) and any resulting shift in the Americas revenue share should be monitored.
Progress on Motional's roadmap toward fully driverless robotaxi commercialization in Las Vegas can be checked, allowing an assessment of whether market attention on the related theme for Seoyon E-Hwa persists.
Whether Hyundai Motor Group achieves its 2026 global sales target of 4,158,300 units, and how new model and facelift launch schedules affect parts orders, will become clearer.
Seoyon E-Hwa has steadily grown its revenue base as a first-tier supplier to Hyundai and Kia through Americas localization and support for higher-value vehicle models.
Revenue rose for four consecutive years from 2022 to 2025, but operating margin gradually declined, and notably in 2025 owners' net income fell to less than half of the prior year even as operating profit was maintained, marking a shift in earnings quality.
The alternating pattern of net losses in 2Q25 and 4Q25 and net income recovery in 3Q25, 1Q26, and 2Q26 is a key point to watch when assessing future results.
The highly customer-concentrated business structure benefits from Hyundai Motor Group's sales strength but carries the opposite risk when sales soften, a double-edged characteristic.
Rising utilization at Americas production sites and a growing mix of high-value models could be variables for future margin improvement, but whether this translates into a stable net income recovery needs to be confirmed in upcoming quarterly results.
The stock appears to trade at a level below its net asset value, which may reflect the market's assessment of the earnings volatility seen in recent years.
Report written 2026-09-05 · Data as of 2026-09-04
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