OA오아
342870 · KOSDAQ · ₩342870 · 오아
Valuation model · Discounted cash flow (DCF)
We use a 5-year discounted cash flow: the value of the cash the business is expected to produce, in today's money.
Fair value per share
₩16,224
vs the current price (₩3,790)
- Enterprise value
- ₩127B
- Equity value
- ₩88B
- WACC
- 5.3%
Model estimate based on the assumptions shown. Not a price target and not a buy or sell signal. This is not financial advice.
Why the model and the price differ
The model is 328% away from today's price. A gap this size usually means the market expects something the past figures don't show yet, or the model leaves something out. What we can see:
- To match today's price of ₩3,790, the model needs an operating margin of 3.2% every year (it uses 5.9%).
- Or revenue growth −22.5 points a year higher than assumed in each of the 5 years.
Treat the model as a starting point: change the assumptions to the story you believe, and compare with the multiples check below.
Bear / Base / Bull
- Bear
- ₩2,806
- −26.0%
- Base
- ₩16,224
- +328.1%
- Bull
- ₩46,449
- +1,125.6%
Bear: revenue growth 3 points lower every year, EBIT margin 2 points lower, WACC 1 point higher. Bull: the opposite.
Assumptions
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Cycle options
Margin path
Every year uses the cycle-average margin (5.9%).
Revenue growth
- 3%
How much sales grow that year, compared with the year before.
Default: not enough revenue history, so 3%.
- 3%
How much sales grow that year, compared with the year before.
Default: not enough revenue history, so 3%.
- 3%
How much sales grow that year, compared with the year before.
Default: not enough revenue history, so 3%.
- 3%
How much sales grow that year, compared with the year before.
Default: not enough revenue history, so 3%.
- 3%
How much sales grow that year, compared with the year before.
Default: not enough revenue history, so 3%.
Business
- 5.9%
Operating profit as a share of revenue.
Default: through-the-cycle average of the last 12 months and the last 1 annual reports' operating margins.
- 27.5%
Share of operating profit paid as corporate tax.
Default: Korea's top corporate tax rate (25%) plus 10% local income tax.
- 0.6%
The non-cash cost of wearing out equipment, added back to cash flow (% of revenue).
Default: not in the statements, so 80% of capital spending (most spending replaces equipment that wears out).
- 0.7%
Money spent on factories, equipment, software and other long-term assets (% of revenue).
Default: average of the last 1 annual reports (cash flow statements; equipment and intangibles).
- 27%
Stock and unpaid customer bills, less unpaid supplier bills, as a % of revenue. Each year's extra revenue ties up this much more cash.
Default: working capital (current assets less cash and deposits, minus current liabilities other than borrowings) as a share of revenue, averaged over the last 1 years.
Discount rate
- 2%
How fast cash flows keep growing every year after year 5.
Default: about Korea's long-run inflation plus real growth.
- 4.11%
Yield on Korea's 10-year government bond: the return with almost no risk.
Default: Korea Treasury Bond 10-year yield on 2026-10-28.
- 0.6
How much the share moves when the market moves: 1 means just like the market.
Default: 59 weeks of weekly returns against KOSPI (official index); raw beta 0.02, adjusted toward 1 and kept between 0.6 and 2.0.
- 5.5%
The extra return investors want for owning shares instead of bonds.
Default: a typical premium for Korean shares.
- 5.61%
The interest rate the company would pay to borrow.
Default: the 10-year yield plus a 1.5% credit spread.
Starting point
- Revenue (TTM to H1 2026)
- ₩107B
- Net debt (borrowings and leases − cash and deposits)
- ₩37B
- + Stakes and investments
- ₩447,655
- Associates, long-term financial assets and deposits (book value)
- − Minority interests
- ₩1.5B
- Shares
- 5,450,197
- Share price
- ₩3,790
- Market cap
- ₩21B
TTM = trailing 12 months: the last four reported quarters added together. "TTM to H1 2026" is the 12 months up to the latest quarterly or half-year report (H1 = to the end of June). Year 1 grows from there.
Past years and projection
Grey columns are reported results from the annual reports (after-tax EBIT at the model's tax rate), so you can check the growth and margin assumptions against the past. Years 1–5 are the model.
| FY2025 | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | |
|---|---|---|---|---|---|---|
| Revenue | ₩103B | ₩110B | ₩113B | ₩117B | ₩120B | ₩124B |
| Growth | — | 3.0% | 3.0% | 3.0% | 3.0% | 3.0% |
| EBIT | ₩8.2B | ₩6.5B | ₩6.7B | ₩6.9B | ₩7.1B | ₩7.3B |
| EBIT margin | 7.9% | 5.9% | 5.9% | 5.9% | 5.9% | 5.9% |
| After-tax EBIT | ₩5.9B | ₩4.7B | ₩4.8B | ₩5B | ₩5.1B | ₩5.3B |
| + Depreciation | — | ₩660M | ₩680M | ₩700M | ₩721M | ₩743M |
| − Capital spending | ₩753M | ₩770M | ₩793M | ₩817M | ₩841M | ₩867M |
| − Working capital | — | ₩865M | ₩891M | ₩918M | ₩945M | ₩974M |
| Free cash flow | — | ₩3.7B | ₩3.8B | ₩4B | ₩4.1B | ₩4.2B |
| Discount factor | — | 0.950 | 0.903 | 0.858 | 0.815 | 0.774 |
| Present value | — | ₩3.5B | ₩3.5B | ₩3.4B | ₩3.3B | ₩3.2B |
Terminal value ₩143B, worth ₩110B today: 87% of enterprise value. It assumes spending settles at 110% of depreciation once growth slows to the terminal rate.
Sensitivity
Fair value per share as two inputs change; the middle is the current case.
| WACC ↓ · Terminal growth → | 1.0% | 1.5% | 2.0% | 2.5% | 3.0% |
|---|---|---|---|---|---|
| 4.3% | ₩18,641 | ₩21,956 | ₩26,731 | ₩34,212 | ₩47,634 |
| 4.8% | ₩15,125 | ₩17,413 | ₩20,523 | ₩25,002 | ₩32,019 |
| 5.3% | ₩12,437 | ₩14,081 | ₩16,224 | ₩19,136 | ₩23,329 |
| 5.8% | ₩10,315 | ₩11,534 | ₩13,071 | ₩15,073 | ₩17,794 |
| 6.3% | ₩8,599 | ₩9,524 | ₩10,660 | ₩12,093 | ₩13,959 |
Now (TTM)
- Market cap
- ₩21B
- Enterprise value
- ₩58B
- P/E
- —
- P/B
- 0.4×
- P/S
- 0.2×
- EV/EBITDA
- —
- Dividend yield
- 0.0%
Over time (at each year end)
| 2025 | |
|---|---|
| Price | ₩7,600 |
| Market cap | ₩41B |
| P/E | — |
| P/B | 1.0× |
| P/S | 0.4× |
| EV/EBITDA | — |
| Dividend yield | 0.0% |
Versus similar companies
| Company | P/E | P/B | P/S | EV/EBITDA | Dividend yield |
|---|---|---|---|---|---|
| OA | — | 0.4× | 0.2× | — | 0.0% |
| Samsung C&T | 17.5× | 0.5× | 1.1× | — | 0.9% |
| POSCO International | 10.6× | 1.3× | 0.3× | — | 3.7% |
| ISC | 41.4× | 5.5× | 11.5× | — | 0.6% |
| Youngone | 5.1× | 0.7× | 0.7× | — | 3.1% |
| Dong SUH Companies | 19.0× | 1.6× | 5.1× | — | 4.1% |
| Shinsegae | 13.7× | 0.4× | 0.3× | — | 2.1% |
| Similar companies (median) | 15.6× | 1.0× | 0.9× | — | 2.6% |
Calculated from end-of-day prices and filed financial statements. Not a recommendation. This is not financial advice.
Also known as: OA / 오아 / 342870 / KRX:342870
Source: KRX statistical information