KEPCO E&C: Sharp one-month share price drop follows a strong rise, with earnings recovering but multiples elevated

Thesis

The data supports an earnings recovery story: operating margin rose from 2.3% in 2021 to 10.4% on a trailing basis, and net income grew from ₩16.5B to ₩36.0B (trailing) after reaching ₩85.4B in 2025. However, the 2025 net income was well above operating income of ₩35.5B, which suggests non-operating gains and makes the 2025 profit a weak guide to ongoing earnings. Revenue has been flat to slightly lower since 2024 (-6.3% in 2025). Trailing free cash flow is negative at -₩24.6B. The share price fell 26.2% in a month, but the data gives no news headlines, investor flow data or short balance data to explain it. Filings show a shareholders' meeting, independent director changes, a major supply contract disclosure and an embezzlement/breach-of-trust fact confirmation notice (2026-08-20), but the details are not in the data.

Business overview

KEPCO Engineering & Construction (code 052690) is listed on KOSPI in the engineering services sector. It was founded on 1975-10-01 and listed on 2009-12-14, with 38.22M listed shares and a market cap of about ₩4.29T. Revenue grew from ₩433.1B in 2021 to ₩553.4B in 2024, then eased to ₩518.8B in 2025. Trailing revenue as of H1 2026 is ₩536.7B. Segment, customer and order backlog details are not available in the data.

Financial analysis

These figures come from filed financial statements (DART). Revenue: ₩433.1B (2021), ₩505.3B (2022), ₩545.1B (2023), ₩553.4B (2024), ₩518.8B (2025). Operating income rose from ₩10.1B in 2021 to ₩54.8B in 2024, fell to ₩35.5B in 2025 (6.8% margin), and is ₩55.7B on a trailing basis (10.4% margin). Net income was ₩58.5B in 2024, ₩85.4B in 2025 and ₩36.0B trailing (6.7% net margin). ROE was 14.2% in 2025 and is 6.1% trailing. Liabilities to equity is 33.5%, a modest level. Cash is ₩20.8B; borrowings data is not available. Trailing free cash flow is -₩24.6B.

Valuation

Current multiples are P/E 119.2, P/B 7.2, P/S 8.0, EV/EBITDA 59.4 and dividend yield 1.2%, with enterprise value of about ₩4.27T. At the end of 2025 the P/E was 40.3 and the P/B 5.5, so both are higher now, with the P/E raised by lower trailing earnings. Among peers with data, HD Hyundai Marine Solution has a P/E of 29.6 and P/B of 11.1, and Samsung E&A has a P/E of 13.6 and P/B of 1.8. Other peers have no multiples available. Earlier year-end multiples are not available.

Catalysts

• A major sales or supply contract was filed on 2026-09-15, following an amended filing on 2026-07-27, though contract size is not in the data.
• The extraordinary shareholders' meeting results and independent director appointment changes were filed on 2026-09-22.
• H1 2026 results (filed 2026-08-14) showed trailing operating margin of 10.4%, and the next filings will show whether it holds.
• An insider shareholding report was filed on 2026-10-06, which may be watched for signs of insider activity, though details are not provided.

Risks

• The trailing P/E of 119.2 and EV/EBITDA of 59.4 leave valuation sensitive to any earnings disappointment.
• The share price fell 26.2% in one month and sits well below its 52-week high, showing high volatility.
• The embezzlement/breach-of-trust fact confirmation filing on 2026-08-20 is a governance concern, and its details are not in the data.
• Trailing free cash flow is negative at -₩24.6B and revenue fell 6.3% in 2025.
• 2025 net income of ₩85.4B exceeded operating income, so reported profit may include non-recurring items; investor flow and short interest data are not available to assess positioning.

Closing view

The filed numbers show a clear improvement in profitability since 2021 and a conservative balance sheet, but revenue has stalled, cash flow is negative and earnings quality in 2025 is uncertain. Valuation multiples are high against both the company's own year-end 2025 levels and the peers with data. The sharp one-month decline and a governance-related filing add uncertainty, while missing news, flows and contract details limit what can be concluded.

Model estimate of fair value

The valuation model has no estimate for this company yet (not enough data, or no positive value with the base case).

Report history

1. Oct 13, 2026InitiationKEPCO E&C: Sharp one-month share price drop follows a strong rise, with earnings recovering but multiples elevated