Oscotec is a research-and-development-focused biotech that does not sell drugs directly but discovers and develops drug candidates, hands them to overseas pharmaceutical companies, and collects upfront payments, milestones, and royalties; together with its subsidiary Genosco it develops small-molecule synthetic drugs. Its flagship achievement is the lung-cancer treatment lazertinib (Leclaza / Lazcluze), which flows through Yuhan to Janssen and brings in royalties. In June 2026 it out-licensed the SYK inhibitor cevidoplenib to Agios of the United States for up to $665 million (about ₩1 trillion), receiving a non-refundable $25 million upfront payment. What stands out is the strength of a proven royalty source in lazertinib already generating revenue and a second pipeline asset actually contracted at a ₩1 trillion scale. The caution is that earnings spike in years when milestones arrive, so it is hard to declare the P/E cheap or expensive based on last year's profit, and the stock weakens if clinical delays or milestone gaps drag on.

At-a-glance assessment financial health · growth · profitability · valuation

Financial healthStable
  • Debt ratio, current ratio and interest burden all look healthy.
GrowthGrowing
  • Revenue rose 193.6% year over year, and the pace is slowing (3-year trend: rising).
  • Most recent quarter (Q1 2026) revenue was 88.4% higher than a year earlier.
ProfitabilityStrong
  • ROE is 28.9% (controlling-interest basis). It is above the sector average.
  • Operating margin is 52.2%.
ValuationOvervalued
  • The P/E sits above the sector median, reflecting elevated expectations.

Ownership & governance As of 2025-12-31

Largest shareholder Kim Jeong-geun 12.46% (individual)

Controlling bloc incl. related parties 12.67%

With the controlling bloc holding 13%, ownership is dispersed, leaving room for control-related or activist dynamics.

🔎 In-depth analysis

🏢Business
  • Oscotec is not a pharmaceutical company that makes and sells drugs directly; it is a research-and-development-focused biotech that discovers and develops drug candidates, hands them to overseas pharmaceutical companies, and collects the proceeds.
  • Together with its subsidiary Genosco it develops small-molecule synthetic drugs.
  • It earns money in two main ways.
  • The first is the upfront and stage-based milestone payments received when it transfers a technology.
  • The second is royalties (running royalties) received as a set percentage of sales once the drug is actually sold.
  • Its flagship achievement is the lung-cancer treatment lazertinib (product names Leclaza / Lazcluze), where royalties and milestones flow in through a structure that runs from Yuhan to Janssen, part of the U.S.
  • J&J group.
📈Price & chart
  • The latest close was ₩31,200 and the market cap is ₩1.2 trillion.
  • The price sits below its 20-day line (₩36,470) and below its 60-day line (₩43,628).
  • Trading below both the short- and medium-term moving averages, the trend is on the soft side.
  • The RSI (a gauge comparing the strength of gains and losses over the past 14 days on a 0-100 scale) is 31.1, a neutral level.
  • The one-month change is -19.9%, the three-month change is -34.0%, and the price is -49.7% from its 52-week high.
  • Relative strength versus the KOSDAQ is 60 (on a 1-99 scale that weights recent returns against the index over the past year more heavily; higher means stronger than the market).
  • That places it in roughly the top 40% of all stocks by strength.
  • Over the past three months it lagged the index by 12.1%.
  • Chart signals are best read alongside trading volume and the dates of disclosures.
📊Key metrics
  • 2025 was a year of swinging to profit, with revenue of ₩99.8 billion, operating profit of ₩52.1 billion, and net profit of ₩52.3 billion.
  • But this profit reflects milestones and royalties recognized all at once, so it is not a level that repeats every year.
  • As a result, the metrics — a P/E ratio (how many times one year's earnings the share price represents) of 22.80x and a P/B (how many times book equity) of 6.58x — are computed on the special base of a strong prior-year profit.
  • The ROE (how much is earned on equity in a year) is high at 28.9%, but this too comes from last year's large profit.
  • The balance sheet itself is sound.
  • The debt ratio (debt relative to equity) is low and the current ratio is 510%, so cash and cash-equivalent assets far exceed debt due soon.
  • Net debt (total borrowings minus cash) is effectively nil, close to a net-cash position.
  • EV/EBITDA (enterprise value including debt divided by operating profit before depreciation and amortization) is 24.9x.
  • It is worth keeping in mind that a biotech developer is hard to value on such accounting metrics alone.
🚀Growth
  • Over five years, a long run of operating losses gave way to a large swing to profit in 2025.
  • Operating results went from a loss of -₩32.7 billion in 2023 and -₩2.7 billion in 2024 to +₩52.1 billion in 2025.
  • Revenue also grew 193.6%, from ₩34.0 billion in 2024 to ₩99.8 billion in 2025.
  • The core of this growth is royalties from the expanding global sales of lazertinib, plus milestones tied to commercialization in Japan and China.
  • Earnings, however, are uneven.
  • In the first quarter of 2026 the company posted revenue of ₩3.65 billion, an operating loss of -₩9.99 billion, and a net loss of -₩4.99 billion.
  • Revenue rose 88.4% year on year, but losses were incurred as pipeline clinical and R&D investment continued.
  • Future earnings are not a smooth annual flow but a step-shaped structure driven by when milestones arrive.
  • In 2026, the ₩37.5 billion upfront payment received from Agios will be recognized, and if lazertinib expands into first-line treatment there is room for royalties to grow further.
📰Recent news & filings
  • The recent narrative centers on two threads.
  • First, the June 2026 out-licensing of the SYK inhibitor candidate cevidoplenib (SKI-O-703) to Agios of the United States for up to $665 million (about ₩1 trillion).
  • The company received a $25 million upfront payment (about ₩37.5 billion) on June 17, with no obligation to return it.
  • This molecule, aimed at immune thrombocytopenia (ITP) and rheumatoid arthritis, has completed global Phase 2 trials.
  • Second is the lazertinib thread.
  • As overseas sales of the Leclaza/Rybrevant combination therapy rise, royalties flow in, and disclosures on the distribution of Janssen-related milestones have continued.
  • Alongside this, there were disclosures related to investigational new drug (IND) applications for follow-on molecules.
  • The share-price decline after the contract is read as reflecting caution about the remaining clinical variables.
🧭Bottom line
  • Consider the strengths and cautions separately.
  • The strength is that lazertinib, a proven royalty source, is already generating revenue.
  • On top of that, the company has actually contracted a second revenue pipeline in cevidoplenib at a ₩1 trillion scale.
  • The balance sheet is stable and close to net cash.
  • The caution is the nature of the earnings.
  • Oscotec's profit does not repeat every year but spikes in the years when milestones arrive.
  • It is hard to plug last year's profit straight into this year to declare the P/E cheap or expensive.
  • The core of the company's value lies not in accounting profit but in the present value of lazertinib's future royalty flows and the upfronts and milestones its pipeline will generate.
  • In the end, it is strong when clinical progress and commercialization advance are confirmed, and weak when clinical delays or milestone gaps drag on.

🔎 Valuation vs peers Inconclusive

Compared against research-and-development-focused biotechs that develop and export drug technology for royalties rather than selling drugs directly; Yuhan shares the royalty structure as lazertinib's partner, and Alteogen is close in business substance in that it exports platform technology and receives royalties.

PeerP/EP/BROE
Yuhan Corporation27.66x2.27x8.22%
Alteogen113.48x36.11x31.82%
Samsung Biologics34.37x8.23x23.95%

The P/E of 25.6x and P/B of 7.4x are computed on the strong 2025 profit, which clustered milestones, so it is hard to judge cheap or expensive from these multiples alone. Compared with Alteogen (P/E 133x), which exports drug technology, the multiple itself is lower, but the two companies' earnings natures differ, so a simple comparison has its limits. Oscotec's real value lies less in accounting-profit multiples and more in the present value of lazertinib's future royalty flows and the upfronts and milestones its pipeline — cevidoplenib and others — will generate. Because earnings spike in a step-shaped pattern, it is better to watch pipeline progress than to annualize a particular quarter's results and pin down a valuation. On that basis the verdict is Inconclusive.

₩31,200 -1.58%
Market cap $791.1M

Price history Close · MA20 · MA60

Close MA20MA60

The latest close is ₩31,200 and the market capitalization is ₩1.2 trillion. The price sits below its 20-day moving average (₩36,470) and below its 60-day moving average (₩43,628). It is under both its short- and medium-term moving averages, so the trend looks subdued. The RSI (a supplementary indicator that gauges the strength of gains versus losses over the past 14 days on a 0-100 scale) is 31.1, a neutral level. The one-month change is -19.9%, the three-month change is -34.0%, and the position relative to the 52-week high is -49.7%. Relative strength versus the KOSDAQ is 60 (on a 1-99 scale, converted from returns against the index over the past year with more weight on recent performance; higher means stronger than the market). It is stronger than roughly 60% of all stocks. Over the past three months it lagged the index by 12.1%. Chart interpretation is best done alongside trading volume and the dates on which disclosures occur.

Relative performance stock vs index · start = 100

60Relative strength vs KOSDAQ1–99 · last 12 months’ return vs the index, recency-weighted · higher = stronger than the marketTop 40% strength

Excess return vs index · 3M -12.06% / 6M -18.60% / 12M +3.91%

StockKOSDAQ

Key metrics vs sector median

Valuation

P/E (trailing)22.80x
P/B6.58x
P/S11.95x
EPS₩1,368
BPS (book value/share)₩4,739
Dividend yield
DPS

The P/E of 22.80x is above the sector median (15.98x). The P/B of 6.58x is above the sector median (1.37x).

Enterprise value (EV)

Net debt$282,282
EV (enterprise value)$887.8M
EV/EBIT25.72x
EV/EBITDA24.93x
EV/Sales13.42x

EV = market cap + net debt. It reflects cash and debt, so it captures the real cost of the whole business that market cap alone misses; lower multiples are cheaper relative to earnings or sales.

Intrinsic value (DCF estimate)

Bear case₩11,400
Base case₩15,700
Bull case₩23,400

DCF (discounted cash flow) estimate — discount rate 11.6%, initial growth 4.0%→terminal 2.0%, 10-yr forecast, earnings-based. A reference range that shifts materially with assumptions.

Profitability & financials

ROE28.87%
Operating margin52.17%
Net margin52.43%
Debt ratio126.78%
Payout ratio

Return on equity (ROE) is 28.9%, above the sector average (3.0%). The operating margin is 52.2%. The debt ratio is 126.8%, so the financial structure is moderate.

Growth FY2025 · annual report (consolidated)

Item202320242025YoY
Revenue$3.3M$22.5M$66.2M+193.58% ↓ slower
Operating profit-$21.6M-$1.8M$34.5M
Net profit-$16.1M$580,939$34.7M+5871.65%
5-year20212022202320242025
Revenue$2.6M$3.4M$3.3M$22.5M$66.2M
Operating profit-$18.6M-$19.0M-$21.6M-$1.8M$34.5M
Net profit-$17.4M-$16.2M-$16.1M$580,939$34.7M
Revenue CAGR4-yr avg 124.90%

Revenue rose 193.6% year over year (2023 ₩5.0 billion → 2024 ₩34.0 billion → 2025 ₩99.8 billion), and the three-year trend is 'rising'. That said, the pace of growth slowed from the prior year. Over the 5 years on record, revenue compound annual growth (CAGR) is 124.9%. The two-year revenue CAGR is 349.1%. In the most recent quarter (Q1 2026), revenue was 88.4% higher than the same period a year earlier.

Latest quarterly results Q1 2026 · vs year-ago

Revenue$2.4M
Revenue YoY+88.40%
Operating profit-$6.6M
Op. profit YoY
Net profit-$3.3M
Net profit YoY

Technical indicators

RSI (14)31.1
MA20₩36,470
MA60₩43,628
1-month-19.90%
3-month-34.04%
vs 52-wk high-49.68%

What stands out

  • ROE of 28.9% points to solid profitability.
  • Revenue grew 193.6% year over year, a sign of growth.
  • The balance sheet is stable in terms of debt and liquidity.

Points to watch

  • The price is high versus peers, so expectations already appear priced in.

Recent news & events searched · sourced

Figure cross-check computed ↔ external

MetricComputedExternalStatusSource
2025 revenue and operating profitrevenue ₩99.8 billion / operating profit ₩52.1 billionrevenue ₩99.8 billion / operating profit ₩52.1 billionConfirmedlink
Cevidoplenib out-licensing sizeapprox. ₩1 trillion, 250066500 , 2500Confirmedlink
Q1 2026 resultsrevenue 36.5 / -99.9 / -49.9revenue 36.5 / -99.9 / -49.9Confirmedlink

Recent filings

📖 Plain-language glossary — expand if you are new to this
P/E
How many times a year's net profit the price is worth (lower is cheaper relative to earnings). The P/E here is on trailing (last full-year) results; for companies whose earnings swing fast (memory chips and other cyclicals/high-growth), a forward P/E on this year's expected earnings is more accurate.
P/B
Price relative to net assets (equity). Around 1x means it trades near book value; below 1x means below book.
P/S
Price relative to a year's revenue — useful for growth companies with thin earnings.
Net debt / EV
Net debt = interest-bearing debt − cash. Negative means more cash than debt (net cash). EV (enterprise value) = market cap + net debt, closer to what it would cost to buy the whole business.
EV/EBIT · EV/EBITDA · EV/Sales
Enterprise value against operating profit (EBIT), EBITDA, or revenue. Unlike P/E these reflect debt and cash; lower is cheaper relative to earnings power or sales.
FCF / FCF yield
Free cash flow = operating cash − capex, the cash actually left over. FCF yield = FCF ÷ market cap; higher means more cash generated per unit of market value.
Intrinsic value (DCF)
Future free cash flow (or, for some capex-heavy but profitable names, forecast earnings) discounted to today to estimate per-share value. Because it shifts a lot with the discount-rate and growth assumptions, it is shown as a bear/base/bull range, and the basis and assumptions are disclosed in one line beneath it.
ROE
How much profit the company earns in a year on its equity (%). Higher means better returns on capital.
EPS / BPS
Earnings per share / net assets (book value) per share.
Operating / net margin
Profit left from the core business / final profit after tax and interest, per unit of revenue.
Debt ratio
Debt relative to equity (%). Higher means more reliance on borrowing (norms vary by sector).
Current ratio
Assets convertible to cash within a year against debt due within a year. Above 100% leaves some short-term headroom.
Interest coverage
How many times operating profit covers the interest owed. Below 1x means operating profit alone struggles to cover interest.
Dividend yield / payout ratio
The year's dividend as a % of today's price / the share of earnings paid out as dividends.
Revenue CAGR
Multi-year growth expressed as a single yearly average (compound annual growth rate).
RSI (short-term signal)
Whether recent price action is overheated or beaten down. Above 70 is overbought, below 30 oversold.
MA20 / MA60 (moving averages)
The 20- and 60-day average price. Price above them signals a firmer short-term trend.
vs 52-week high
How far below the past year's peak the price sits now (%).

All figures are for reference only; how they read varies by sector and over time.

Sources: Korea FSC market-price API (data.go.kr), OpenDART, KRX/KIND — public data only.

Bong Stocks presents public-data-based information for reference only. It is not investment advice and contains no target prices, ratings, or buy/sell recommendations. Verify independently before making any decision.