127120 - JS Link

127120 Summary
Biopharma
Stock Price & Overview
₩33,600 +3,700 (+12.37%) Close · Sep 4, 2026 KST
KOSDAQ | ₩KRW | Close: ₩33,600  ≈ US$24  ·  Market cap ₩1.2tn (≈ $879m)

127120 Stock Price

20K30K40K50Kprev 30Kpeak 49KOctNovDecJan ’26FebMarAprMayJunJulAugSep34K
52 Week Range
₩16,050₩48,900
Day Range
₩29,800₩35,150
Market Cap
₩1.2tn
P/E (TTM)
n/a (loss)
P/B
11.89x
P/S (TTM)
54.04x
Volume
468,934
Shares Out
36.6M
Prev. Close
₩29,900
vs 52W High
-31.3%
Multiples use the close and the financials that were public on that date (DART), the same series as the Valuation tab — they are not vendor figures.

127120 Analysis

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Nothing written yet for this company.

127120 News

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No news written yet.

127120 Momentum

Period127120KOSDAQDifference
1 week-1.0%-3.0%+1.9%
1 month+2.1%+4.2%-2.1%
3 months-16.1%-22.5%+6.4%
6 months+5.2%-16.9%+22.0%
Year to date+88.2%-12.1%+100.3%
1 year+90.3%+1.0%+89.3%

Closed at 53% of the way from its 52-week low (₩16,050) to its 52-week high (₩48,900).

Price return on KRX closes, KOSDAQ on the same dates, no dividends. A period starts at the last trading day on or before the calendar date.

127120 Filings

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DART

Insider / Major Shareholder Holdings Report

Ownership08/31/26title translated
DART

Acquisition of Shares in Another Company

M&A08/31/26title translated
DART

Stock options exercised

Filing08/25/26title translated
DART

Repurchase of its own convertible bonds before maturity

Filing08/24/26title translated
Korean issuers file to DART, not the SEC. Titles are translated; where kstock has read the filing the row carries the explanation.

127120 Company Profile

JS Link does research and development in science and engineering in South Korea. It is listed on KOSDAQ, was founded in 2000, is based in Seoul, and has revenue of tens of billions of won.

SectorBiopharmaEmployees
MarketKOSDAQFounded2000
Korean name제이에스링크Head officeSeoul

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What a US investor should know

  • Trading hours09:00–15:30 KST — 20:00–02:30 US Eastern the night before.
  • Daily limitKorean stocks can move at most ±30% in a session before trading halts.
  • Getting exposureKRX shares are not directly tradable in most US brokerage accounts. The usual routes are Korea ETFs or an international account.
  • ReportingKorean issuers file to DART, not the SEC. Half-year and quarterly reports land about 45 days after period end.