SD BIOSENSOR INC.
137310KOSPIMedical, precision and optical instruments
SD BIOSENSOR INC. (137310, KOSPI) — reported financials from Korean regulatory filings.
Reported financials
Figures are as filed with the Korean regulator, in billions of won (KRW bn). We do not convert to dollars — an exchange rate would be a number we made up, not one the company reported.
| Year | Revenue | Operating profit | Net profit | Assets | Equity | Basis |
|---|---|---|---|---|---|---|
| 2023 | 656 | -248 | -468 | 3,789 | 2,832 | Consolidated |
| 2024 | 695 | -54 | -98 | 3,888 | 2,932 | Consolidated |
| 2025 | — | — | — | — | — | — |
Ratios, year by year
Each ratio is computed inside its own year. A dash means the input was missing or the denominator was zero — not that the value is zero.
| Year | Operating margin | Net margin | Equity / assets | Return on equity |
|---|---|---|---|---|
| 2023 | -37.8% | -71.4% | 74.7% | -16.5% |
| 2024 | -7.8% | -14.1% | 75.4% | -3.3% |
| 2025 | — | — | — | — |
Revenue moved 5.9% between 2023 and 2025.
These are arithmetic, not judgements. We do not say whether a margin is good or bad, and we do not rank companies against each other.
Market size
| Market capitalisation | KRW 746bn |
|---|---|
| Close price | KRW 6,180 |
| Listed shares | 120,749,102 |
| Price as of | 20260909 |
Market capitalisation is what buyers are betting the company is worth. It is not something the company produced, so we never present it as output or productivity.
Workforce — a side measure, not the main one
| Employees (2025) | 656 |
|---|---|
| Women | 292 (44.5%) |
| Average tenure | 4 years |
| Annual pay, men | KRW 76,789,223 |
| Annual pay, women | KRW 55,099,688 |
| Pay ratio, women to men | 71.8% |
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