Qualitas Semiconductor is a fabless company that creates semiconductor design IP and licenses it to chipmakers for a fee, with interface IP built on high-speed SerDes transmission technology as its core. In 2025 its revenue split roughly into MIPI at about 50%, display chipset IP at about 31%, and PCIe at about 18%, and it earns money along two tracks: license fees and royalties. In April 2026 it announced both a single supply contract and an increase in short-term borrowings for working capital, and its May Q1 report confirmed a sharp jump in revenue and a narrowing loss. What stands out recently is that as AI chips spread, demand for SerDes and high-speed interface IP is structurally rising, Q1 revenue rebounded sharply at +174%, and a current ratio of 4.48x leaves the balance sheet well stocked. That said, operating and net losses continue and the recovery has only been confirmed for one quarter, so whether the quarterly trend holds is the simplest and clearest yardstick.
At-a-glance assessment financial health · growth · profitability · valuation
- Debt is somewhat higher than equity (debt ratio 228.6%).
- The most recent full-year net result was a loss.
- Revenue fell 11.9% year over year (3-year trend: falling).
- Most recent quarter (Q1 2026) revenue was 174.1% higher than a year earlier.
- ROE is -63.6% (total-net basis). It is below the sector average.
- Operating margin is -457.4%.
- P/E is hard to compute here, so this is read on P/B.
Ownership & governance As of 2025-12-31
Largest shareholder Kim Du-ho 20.82% (individual)
Controlling bloc incl. related parties 32.46%
With the controlling bloc holding 32%, the ownership structure is stable.
🔎 In-depth analysis
- Qualitas Semiconductor is an 'IP licensing' company that, without any fab, creates semiconductor design IP and lends it to chipmakers for a usage fee.
- Its core is interface IP built on SerDes technology that transmits data serially at very high speed.
- In 2025 its revenue was made up of MIPI (the standard that connects a smartphone's camera and display) at about 50%, display chipset IP at about 31%, and PCIe (a high-speed data-connection standard) at about 18%.
- It makes money along two tracks: one is the license fee it collects when a customer adopts the IP, and the other is the royalty it earns each time a chip containing that IP is mass-produced and sold.
- The company states it covers PCIe, UCIe (a next-generation chip-to-chip standard), and MIPI, and supports leading-edge processes down to 2nm, so as the number of high-speed interfaces going into AI chips grows, IP adoption and royalties tend to grow together.
- The recent close is ₩8,280 and the market cap is ₩117.5 billion.
- The price sits below the 20-day line (₩11,234) and below the 60-day line (₩16,755).
- Trading below both the short- and mid-term moving averages, the trend is on the soft side.
- The RSI (an indicator comparing upward and downward strength over the past 14 days on a 0-100 scale) is 28.9, close to depressed territory.
- The one-month change is -35.8%, the three-month change is -43.7%, and the position versus the 52-week high is -71.9%.
- Relative strength versus the KOSDAQ is 40 (1-99, computed from returns against the index over the past year with more weight on recent periods; higher means stronger than the market).
- Among all stocks this places it in roughly the top 60% by strength.
- Over the past three months it lagged the index by 27.4%.
- Chart reading is best done alongside trading volume and disclosure dates.
- On a 2025 basis the company was in the red, so a P/E ratio (how many times a year's profit the price represents) cannot be calculated, and EPS was -₩1,627.
- The P/B (how many times per-share net assets the price represents) is 3.23x.
- It is too early to call the stock 'expensive' from the P/E gap of a loss-making firm or the P/B alone, because a design-IP company is valued not on today's profit but on the royalty stream expected to accumulate ahead.
- Moreover, today's loss-making figures are backward-looking values that capture the 'past year' when the top line was shrinking, and they are far removed from the picture after the inflection point in Q1 2026 when revenue rebounded sharply.
- Financial strength is supportive: the current ratio (assets soon to become cash versus debt due within a year) is a very ample 4.48x and total equity is ₩36.3 billion.
- The debt ratio (debt versus equity) is 228.6%, which looks high numerically but reflects short-term borrowing for working capital, and the current loss should be read alongside the heavy up-front spending on R&D and payroll relative to the size of revenue.
- A forward P/E does not even hold until the company turns profitable, so the real thing to watch is the pace of revenue recovery rather than profit.
- The top line shrank for two straight years, from ₩10.8 billion in 2023 to ₩6.1 billion in 2024 to ₩5.4 billion in 2025, with the loss widening over the same period.
- But in Q1 2026 the flow changed clearly.
- On a standalone basis, Q1 revenue of ₩5.15 billion was up 174.1% from the same quarter a year earlier, nearly matching a full year's revenue (₩5.4 billion) in a single quarter.
- The operating loss (-₩4.74 billion) and net loss (-₩4.16 billion) are still in the red, but the loss narrowed versus the same period a year ago.
- This rebound is no coincidence; demand is supporting it.
- As the AI market has grown, more customers are seeking memory controllers such as DDR5 and HBM and high-speed interface IP like PCIe, and the company says license revenue revived accordingly.
- Because IP works such that once it is adopted into a chip, royalties follow every time that chip is sold, in a phase where adoptions accumulate like this, revenue and profit have room to climb together with a lag.
- Still, this is only the start of a recovery and comes before a swing to profit, so it matters to confirm each quarter whether this revenue trend continues into the next.
- Recent disclosures show the order flow of the IP licensing business.
- On April 20, 2026, it disclosed a single supply contract, announcing a new IP supply agreement (a KOSDAQ key disclosure), and on the same day it decided to increase short-term borrowings for working capital.
- In April there were several filings on changes in executive and major-shareholder stakes and large-holding reports, and on May 15 the Q1 2026 report was filed, confirming the sharp revenue jump and narrowing loss.
- That order and contract disclosures continued shows IP-adoption demand is alive, while the increase in short-term borrowings is best read as a flow of topping up working capital while still in the red.
- Starting with the strengths: as AI chips spread, demand for SerDes and high-speed interface IP is structurally rising, and Qualitas holds a portfolio covering PCIe, UCIe, and MIPI down to leading-edge processes.
- The most important change is that Q1 2026 revenue rebounded sharply at +174% with the loss narrowing, turning the direction from long-running contraction toward recovery.
- A current ratio of 4.48x keeps the balance sheet well stocked, so short-term funding pressure is not large.
- A P/B of 4.36x is not excessive for a firm recovering from losses, and given that an IP company's value lies in future royalties, it could even read as low if the recovery continues.
- The points to watch are that operating and net losses continue, so value is hard to measure by P/E, and that the recovery has only been confirmed for one quarter at the start.
- In short, the stock is strong in a phase where revenue recovery accumulates each quarter and a swing to profit draws near, and weak in a phase where the order flow breaks or the loss drags on and further fundraising becomes necessary.
- Whether the quarterly trend continues is the simplest and clearest yardstick for this name.
🔎 Valuation vs peers Inconclusive
A group of domestic design-IP firms that monetize fabless semiconductor design IP through licensing and royalties; these firms typically endure a long early loss period from up-front R&D and see profit follow only after IP adoption accumulates and royalties attach.
| Peer | P/E | P/B | ROE |
|---|---|---|---|
| Qualitas Semiconductor | 0.00x | 3.23x | -63.58% |
Because the company is loss-making, P/E cannot tell us whether it is cheap or expensive. A P/B of 5.56x and a P/S of 37.8x are high in absolute terms, but since design-IP firms are valued on future royalty streams rather than current profit, it is hard to conclude they are overvalued simply because these are high. Furthermore, the current loss-based (trailing) figures reflect a past when the top line was shrinking, and with Q1 2026 revenue passing an inflection point at +174%, the explanatory power of trailing figures is diminished. A forward earnings multiple cannot be constructed before a swing to profit, so it is reasonable to withhold judgment until the durability of the revenue recovery and visibility of a swing to profit are confirmed.
Price history Close · MA20 · MA60
The latest close is ₩8,280 and the market capitalization is ₩117.5 billion. The price sits below its 20-day moving average (₩11,234) and below its 60-day moving average (₩16,755). 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 28.9, near oversold territory. The one-month change is -35.8%, the three-month change is -43.7%, and the position relative to the 52-week high is -71.9%. Relative strength versus the KOSDAQ is 40 (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 40% of all stocks. Over the past three months it lagged the index by 27.4%. Chart interpretation is best done alongside trading volume and the dates on which disclosures occur.
Relative performance stock vs index · start = 100
Excess return vs index · 3M -27.38% / 6M -32.64% / 12M -45.39%
Key metrics vs sector median
Valuation
A net loss makes the P/E an unreliable valuation gauge. The P/B of 3.23x is above the sector median (2.10x).
Enterprise value (EV)
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.
Profitability & financials
The operating margin is -457.4%. The debt ratio is 228.6%, so the financial structure is somewhat high.
Growth FY2025 · annual report (separate)
| Item | 2023 | 2024 | 2025 | YoY |
|---|---|---|---|---|
| Revenue | $7.1M | $4.0M | $3.5M | -11.93% ↑ faster |
| Operating profit | -$7.4M | -$15.0M | -$16.2M | — |
| Net profit | -$5.4M | -$12.6M | -$15.3M | — |
| 5-year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | — | — | $7.1M | $4.0M | $3.5M |
| Operating profit | — | — | -$7.4M | -$15.0M | -$16.2M |
| Net profit | — | — | -$5.4M | -$12.6M | -$15.3M |
| Revenue CAGR | 2-yr avg -29.53% | ||||
Revenue fell 11.9% year over year (2023 ₩10.8 billion → 2024 ₩6.1 billion → 2025 ₩5.4 billion), and the three-year trend is 'falling'. That said, the rate of decline narrowed from the prior year. Operating results are in the red, so a swing back to profit matters more than the growth rate here. Over the 3 years on record, revenue compound annual growth (CAGR) is -29.5%. The two-year revenue CAGR is -29.5%. In the most recent quarter (Q1 2026), revenue was 174.1% higher than the same period a year earlier.
Latest quarterly results Q1 2026 · vs year-ago
Technical indicators
What stands out
- —
Points to watch
- The most recent full year was a loss, so it is worth checking whether profitability recovers.
- Revenue fell 11.9% year over year (3-year trend: falling).
- The price is high versus peers, so expectations already appear priced in.
Recent news & events searched · sourced
- 2026-04-20UpdateSingle supply contract disclosed — new semiconductor IP supply agreement (KOSDAQ key disclosure)A signal that IP licensing orders continue, positive for mid-term revenue. That said, depending on when revenue is recognized and how payments are split, quarterly reflection may come with a lag. Source
- 2026-04-20UpdateDecision to increase short-term borrowings disclosedBorrowing to secure working capital during a loss-making phase; it helps short-term liquidity but a rising debt ratio and interest burden are points to note. Source
- 2026-05-15EarningsQ1 2026 report filed — standalone revenue ₩5.15 billion (+174.1% year over year), narrowing operating and net lossesThe sharp revenue rebound confirms the start of an earnings recovery. Until a swing to profit, the durability of the revenue trend matters more than the bottom line. Source
- 2026-05-08FilingMultiple large-holding reports and executive/major-shareholder stake-change filings submittedRoutine reports showing changes in the ownership structure, useful as a reference for short-term supply and demand. Not directly tied to business fundamentals. Source
Figure cross-check computed ↔ external
Recent filings
- 2026-05-15PeriodicQuarterly report
- 2026-05-08OwnershipOfficers'/major-shareholders' holdings report
- 2026-05-08OwnershipOfficers'/major-shareholders' holdings report
- 2026-05-08OwnershipOwnership-change filing
- 2026-04-23OwnershipOfficers'/major-shareholders' holdings report
- 2026-04-23OwnershipOfficers'/major-shareholders' holdings report
- 2026-04-20Single supply/sales contract
- 2026-04-20Disclosure
- 2026-04-17OwnershipOfficers'/major-shareholders' holdings report
- 2026-04-17OwnershipOwnership-change filing
- 2026-04-17OwnershipOfficers'/major-shareholders' holdings report
- 2026-04-17OwnershipOfficers'/major-shareholders' holdings report
📖 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.