Did LG Chem's Fall Catch You Out? What Investors Missed

LG Chem's latest quarterly update on 14 August 2026 showed revenue of ₩14,175,901m and a move from a loss to a small profit, with net margin rising from -3.7% in Q2 2025 to 0.8% in Q2 2026. Holding LG Chem over the past year would have meant a 24.6% loss, including dividends. If you had bought in October 2025 on those earlier narratives, how should this mix of better results and a weaker share price reset your expectations?

The easy part of this move is behind LG Chem. Zero in on 191 high quality undervalued stocks for companies trading below our estimates.

Two Competing Stories Around LG Chem

The shares cost ₩311,000 at the start of the period, and investors in LG Chem were effectively choosing between two very different futures for the business.

On the optimistic side, the bull narrative put Fair Value at ₩344,481, a price implied by its own set of forecasts, built on annual revenue growth of 11.1% and profit margin improving toward 4.7% over roughly three years.

The bearish story pointed to a Fair Value of ₩275,000 and focused on declining EV subsidies, tariffs and a projected 1.0% annual revenue decline for the battery materials arm as a key risk.

What The LG Chem Results Actually Tested

LG Chem posted Q2 2026 revenue of ₩14,175,901m and moved from a loss of ₩439,475m in Q2 2025 to a profit of ₩106,646m, with net margin shifting from -3.7% to 0.8%. That improvement supported both the bullish and bearish claims that profitability could improve, but the modest margin recovery meant the optimistic case around a 4.7% margin stayed unproven.

The key lesson is simple. When a story rests on margin repair, track the reported net margin against the original target each quarter, and judge any future P/E or fair value argument by how quickly that gap is closing in reality.

What You Would Be Paying For In LG Chem Today

LG Chem now trades at ₩254,000, after the share price fell about 24.6% over the past year. The selected bullish Narrative sees its own Fair Value as sitting above that level, built around a shift toward higher value petrochemicals, battery materials and Life Sciences projects.

Instead of broad optimism, the Narrative leans on execution in those projects, tighter CapEx and debt control. For the fall to look like an opportunity rather than a warning, a buyer today would need to believe that this pivot and balance sheet discipline can support future margins despite petrochemical and EV related pressures.

"The main thing that has to go right is the execution of LG Chem's pivot toward high value-added petrochemicals, broader battery materials and electronic materials, while keeping CapEx near the reduced 2026 plan and managing a debt ratio that reached 129.6% in Q2 2026."