JS Link (KRX: 127120)
Who is buying JS Link?
Between Sep 10, 2026 and Oct 13, 2026 (20 trading sessions), foreign investors net sold ₩0.6bn ($0M) of JS Link, the 327th largest foreign net sale among 1828 KOSDAQ stocks. Institutions net bought ₩14.4bn ($11M) and retail investors net sold ₩14.9bn ($11M) over the same window. Foreigners were net buyers on 7 of the 20 sessions.
Foreign investors hold 3.46% of JS Link's listed shares (KRX ownership data as of Oct 13, 2026), up from 3.22% twenty sessions earlier and 1.83% a year ago.
The stock closed at ₩25,350 on Oct 13, 2026: -23.18% over 20 sessions, +42.02% year-to-date, +9.03% over one year. The 52-week range is ₩13,860 – ₩49,900.
View chart data as a table
| Date | Close | Foreign net | Institutions | Retail |
|---|---|---|---|---|
| 2026-10-13 | ₩25,350 | +₩0.6bn | +₩1.1bn | ₩-1.7bn |
| 2026-10-12 | ₩27,050 | ₩-1.2bn | +₩0.6bn | +₩0.3bn |
| 2026-10-08 | ₩28,750 | ₩-1.2bn | +₩1.2bn | ₩-0.6bn |
| 2026-10-07 | ₩27,850 | ₩-0.9bn | +₩0.4bn | +₩1.0bn |
| 2026-10-06 | ₩29,950 | ₩-0.5bn | +₩0.4bn | ₩-0.7bn |
| 2026-10-02 | ₩29,200 | ₩-1.6bn | ₩-0.6bn | +₩2.1bn |
| 2026-10-01 | ₩30,350 | ₩-0.3bn | +₩1.1bn | ₩-0.8bn |
| 2026-09-30 | ₩30,450 | ₩-1.1bn | +₩1.9bn | ₩-0.9bn |
| 2026-09-29 | ₩29,700 | ₩-4.0bn | ₩-2.1bn | +₩6.0bn |
| 2026-09-28 | ₩32,200 | +₩7.7bn | +₩1.5bn | ₩-9.2bn |
| 2026-09-23 | ₩31,800 | ₩-1.0bn | +₩0.3bn | +₩0.7bn |
| 2026-09-22 | ₩32,750 | ₩-2.7bn | ₩-0.1bn | +₩3.0bn |
| 2026-09-21 | ₩34,350 | +₩1.0bn | +₩6.7bn | ₩-7.7bn |
| 2026-09-18 | ₩32,500 | +₩2.5bn | ₩-0.3bn | ₩-2.1bn |
| 2026-09-17 | ₩32,350 | +₩1.6bn | ₩-0.2bn | ₩-1.4bn |
| 2026-09-16 | ₩31,100 | +₩1.3bn | +₩0.9bn | ₩-2.2bn |
| 2026-09-15 | ₩30,300 | ₩-0.0bn | ₩-0.2bn | +₩0.1bn |
| 2026-09-14 | ₩30,100 | +₩0.6bn | +₩0.2bn | ₩-0.7bn |
| 2026-09-11 | ₩31,450 | ₩-0.3bn | ₩-0.1bn | +₩0.3bn |
| 2026-09-10 | ₩32,650 | ₩-1.2bn | +₩1.6bn | ₩-0.4bn |
| 2026-09-09 | ₩33,000 | +₩1.5bn | ₩-0.0bn | ₩-1.5bn |
| 2026-09-08 | ₩31,700 | +₩0.1bn | +₩1.3bn | ₩-1.5bn |
| 2026-09-07 | ₩32,400 | ₩-1.8bn | +₩2.7bn | ₩-0.8bn |
| 2026-09-04 | ₩33,600 | +₩1.2bn | ₩-0.4bn | ₩-1.1bn |
| 2026-09-03 | ₩29,900 | ₩-0.7bn | +₩0.1bn | +₩0.5bn |
| 2026-09-02 | ₩30,700 | +₩0.7bn | ₩-1.3bn | +₩0.6bn |
| 2026-09-01 | ₩32,000 | +₩0.4bn | +₩0.0bn | ₩-0.3bn |
| 2026-08-31 | ₩33,000 | +₩0.1bn | +₩0.1bn | ₩-0.2bn |
| 2026-08-28 | ₩33,950 | +₩0.2bn | ₩-0.1bn | ₩-0.1bn |
| 2026-08-27 | ₩34,000 | +₩0.5bn | ₩-0.6bn | ₩-0.0bn |
| 2026-08-26 | ₩33,500 | ₩-0.5bn | +₩1.5bn | ₩-0.4bn |
| 2026-08-25 | ₩34,400 | ₩-0.8bn | +₩1.4bn | ₩-0.7bn |
| 2026-08-24 | ₩34,300 | +₩0.4bn | ₩-1.0bn | +₩0.5bn |
| 2026-08-21 | ₩34,000 | ₩-2.4bn | +₩0.0bn | +₩2.2bn |
| 2026-08-20 | ₩37,250 | ₩-0.6bn | ₩-0.0bn | +₩0.7bn |
| 2026-08-19 | ₩36,700 | ₩-1.7bn | ₩-0.8bn | +₩2.4bn |
| 2026-08-18 | ₩38,050 | ₩-0.5bn | ₩-0.5bn | +₩1.0bn |
| 2026-08-14 | ₩40,500 | ₩-0.0bn | ₩-0.3bn | +₩0.3bn |
| 2026-08-13 | ₩41,500 | +₩1.2bn | +₩0.7bn | ₩-1.8bn |
| 2026-08-12 | ₩41,600 | +₩2.7bn | +₩0.2bn | ₩-2.8bn |
| 2026-08-11 | ₩41,000 | +₩1.9bn | ₩-0.1bn | ₩-1.9bn |
| 2026-08-10 | ₩40,950 | +₩1.0bn | +₩1.5bn | ₩-2.6bn |
| 2026-08-07 | ₩39,150 | +₩0.2bn | ₩-0.0bn | ₩-0.2bn |
| 2026-08-06 | ₩40,100 | +₩5.7bn | +₩1.3bn | ₩-7.7bn |
| 2026-08-05 | ₩35,350 | +₩0.2bn | +₩0.0bn | ₩-0.2bn |
| 2026-08-04 | ₩32,900 | +₩1.1bn | ₩-0.7bn | ₩-0.4bn |
| 2026-08-03 | ₩28,000 | ₩-0.0bn | ₩-0.4bn | +₩0.3bn |
| 2026-07-31 | ₩28,950 | ₩-0.2bn | ₩-0.3bn | +₩0.3bn |
| 2026-07-30 | ₩27,750 | +₩0.9bn | +₩0.2bn | ₩-1.4bn |
| 2026-07-29 | ₩29,950 | +₩0.4bn | +₩0.0bn | ₩-0.5bn |
| 2026-07-28 | ₩32,200 | +₩0.4bn | ₩-0.3bn | ₩-0.1bn |
| 2026-07-27 | ₩33,300 | +₩0.0bn | ₩-0.4bn | +₩0.3bn |
| 2026-07-24 | ₩32,850 | ₩-1.4bn | +₩0.6bn | +₩0.9bn |
| 2026-07-23 | ₩34,950 | ₩-0.3bn | ₩-0.1bn | +₩0.3bn |
| 2026-07-22 | ₩32,950 | ₩-0.8bn | +₩0.7bn | +₩0.2bn |
| 2026-07-21 | ₩32,600 | +₩0.6bn | ₩-0.0bn | ₩-0.6bn |
| 2026-07-20 | ₩32,200 | ₩-0.6bn | ₩-0.0bn | +₩0.8bn |
| 2026-07-16 | ₩34,750 | ₩-4.1bn | +₩0.3bn | +₩3.8bn |
| 2026-07-15 | ₩40,250 | +₩5.5bn | +₩0.5bn | ₩-5.8bn |
| 2026-07-14 | ₩36,950 | +₩1.0bn | ₩-1.2bn | +₩0.4bn |
| 2026-07-13 | ₩36,950 | +₩0.4bn | ₩-0.4bn | +₩0.7bn |
Investor flows summary
| Window | Foreign | (USD) | Institutions | Retail |
|---|---|---|---|---|
| 1 day | +₩0.6bn | +$0M | +₩1.1bn | ₩-1.7bn |
| 5 days | ₩-3.1bn | $-2M | +₩3.8bn | ₩-1.7bn |
| 20 days | ₩-0.6bn | $-0M | +₩14.4bn | ₩-14.9bn |
Positive = net buying, negative = net selling. Values aggregate the KRX main board and the NXT alternative venue.
Frequently asked questions
Are foreign investors buying JS Link stock?
Over the last 5 sessions foreign investors net sold ₩3.1bn ($2M) of JS Link; over 60 sessions they net bought ₩10.7bn ($8M); since Jan 1, 2026 they net bought ₩18.3bn ($14M). Over 20 sessions the stock is the 327th largest foreign net sale among 1828 KOSDAQ stocks.
How much of JS Link do foreign investors own?
Foreign investors own 3.46% of JS Link's shares as of Oct 13, 2026, versus 1.83% one year earlier. The figure is KRX's daily foreign holdings divided by listed shares, and it reflects trades settled through the previous session.
Who is on the other side — institutions or retail investors?
Over 20 sessions institutions net bought ₩14.4bn ($11M) and retail investors net sold ₩14.9bn ($11M) of JS Link. Institutions are on the other side of foreign selling.
Is JS Link listed on KOSPI or KOSDAQ?
JS Link (제이에스링크) trades on KOSDAQ under KRX code 127120 in the Biotech & Pharma group, with a market capitalization of ₩1T ($0.7B). Daily net flows by investor type are published by KRX after each session and combine the KRX main board with the NXT venue.
Annual financials
| Fiscal year | Revenue | YoY | Operating profit | Net income |
|---|---|---|---|---|
| 2023 | ₩22bn ($16M) | – | -₩4bn (-$3M) | -₩6bn (-$4M) |
| 2024 | ₩16bn ($12M) | -27.50% | -₩9bn (-$7M) | -₩11bn (-$8M) |
| 2025 | ₩19bn ($14M) | +21.40% | -₩12bn (-$9M) | -₩16bn (-$12M) |
Consolidated (K-IFRS) where available, from DART regulatory filings. USD figures converted at the current rate (₩1333.09/$) for reference only.