SunBio

067370 · KOSDAQ · ₩067370 · 선바이오

₩5,620▼ ₩10 (0.18%)End-of-day · Oct 27, 2026 · End-of-day prices.
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Price · 1Y −1.58%
Market cap
₩69B
Enterprise value
₩94B
P/E
15.9×
P/B
2.3×
Dividend yield
0.0%
ROE
14.4%
Net margin
34.6%

Trailing 12 months from filed financial statements, as of H1 2026. Dividend yield: the 2025 dividend per share from the annual report ÷ today's price.

52-week range−33.9% from the high

₩4,840Today: ₩5,350 – ₩5,630₩8,500

Returns

  • 1W−3.4%
  • 1M−0.4%
  • 3M−4.7%
  • 6M−31.6%
  • YTD−1.1%
  • 1Y−1.6%
Volume today
8,525
0.9× the 20-day average
Traded today
₩47M
Listed shares
12,213,841
EPS (12 months)
₩353
Earnings yield 6.3%
AI researchResearch being writtenOur AI is writing a report on this company from filed data, prices and news. Check back soon.

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Signals

43Quiet
  • BuzzQuietBuzz 43 of 100 (50 is a normal day for this stock).
  • MomentumFlat-0.7% over the last month; the price is above its 20-day average.

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SunBio stock overview

SunBio (선바이오, KRX: 067370) is listed on KOSDAQ, in the Biotech & Pharma sector. The company develops and manufactures polyethylene glycol (PEG) derivative materials, which it sells to customers in Korea and abroad, with sales to roughly 50 companies. Its shares closed at ₩5,620 on Oct 27, 2026, down 0.18% on the day, giving it a market value of ₩69B.

Key facts

Market cap
₩69B
Sector
Biotech & Pharma
Latest price change
−0.18%
As of
Oct 27, 2026
Main business
The company develops and manufactures polyethylene glycol (PEG) derivative materials, which it sells to customers in Korea and abroad, with sales to roughly 50 companies.

Quick answers about SunBio

What does SunBio do?
The company develops and manufactures polyethylene glycol (PEG) derivative materials, which it sells to customers in Korea and abroad, with sales to roughly 50 companies. It also develops PEGylation-based drugs and technologies, including the pegfilgrastim biosimilar for neutropenia (sold in Europe, Canada, Australia, Mexico and India through partner Intas Pharma), the MucoPEG dry mouth treatment, an artificial blood project, and solid electrolyte research for lithium secondary batteries. The company operates from its headquarters and new GMP plant in Incheon Namdong Industrial Complex, Korea.
What is the market cap of SunBio?
The market capitalisation of SunBio was ₩69B at the close on Oct 27, 2026.
Who are the largest shareholders of SunBio?
According to the latest official filings, the largest reported holders are No Gwang (26.30%, as of Jun 9, 2026).
When is the next earnings report from SunBio?
Korean companies rarely announce results dates in advance. Based on when SunBio filed the same report in past years, its next 3q results is expected between Nov 13, 2026 and Nov 14, 2026.

Company profile

The company develops and manufactures polyethylene glycol (PEG) derivative materials, which it sells to customers in Korea and abroad, with sales to roughly 50 companies. It also develops PEGylation-based drugs and technologies, including the pegfilgrastim biosimilar for neutropenia (sold in Europe, Canada, Australia, Mexico and India through partner Intas Pharma), the MucoPEG dry mouth treatment, an artificial blood project, and solid electrolyte research for lithium secondary batteries. The company operates from its headquarters and new GMP plant in Incheon Namdong Industrial Complex, Korea.

Written by AI from the company's latest annual report.

Korean name
선바이오
CEO
노광
Founded
Jun 1997
Listed
Oct 2022
Listed shares
12,213,841
Fiscal year ends
Month 12

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Titles in Korean until English translations are added.

Also known as: SunBio / 선바이오 / 067370 / KRX:067370

Source: KRX statistical information