JNB

452160 · KOSDAQ · ₩452160 · 제이엔비

₩3,090▲ ₩130 (4.39%)End-of-day · Oct 26, 2026 · End-of-day prices.
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Price · 1Y −61.57%
Market cap
₩30B
Enterprise value
₩48B
P/E
—
P/B
0.8×
Dividend yield
3.2%
ROE
−6.4%
Net margin
−15.7%

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−65.4% from the high

₩2,825Today: ₩2,835 – ₩3,180₩8,930

Returns

  • 1W−0.2%
  • 1M+3.2%
  • 3M−2.7%
  • 6M−51.3%
  • YTD−56.3%
  • 1Y−61.8%
Volume today
12,705
1.4× the 20-day average
Traded today
₩39M
Listed shares
9,617,527
EPS (12 months)
−₩252
Earnings yield −8.2%
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

52Normal
  • BuzzNormalBuzz 52 of 100 (50 is a normal day for this stock).
  • MomentumFlat3.9% over the last month; the price is above its 20-day average.

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JNB stock overview

JNB (제이엔비, KRX: 452160) is listed on KOSDAQ, in the Machinery sector. The company manufactures stacker systems, which are utility platforms that work with vacuum pumps used in semiconductor manufacturing plants, and on-tool setting kits for on-tool vacuum pumps installed near process chambers. Its shares closed at ₩3,090 on Oct 26, 2026, up 4.39% on the day, giving it a market value of ₩30B.

Key facts

Market cap
₩30B
Sector
Machinery
Latest price change
+4.39%
As of
Oct 26, 2026
Main business
The company manufactures stacker systems, which are utility platforms that work with vacuum pumps used in semiconductor manufacturing plants, and on-tool setting kits for on-tool vacuum pumps installed near process chambers.

Quick answers about JNB

What does JNB do?
The company manufactures stacker systems, which are utility platforms that work with vacuum pumps used in semiconductor manufacturing plants, and on-tool setting kits for on-tool vacuum pumps installed near process chambers. It also provides precision machining of core vacuum pump components such as head plates and stators, using machining equipment with 1-micrometer precision and 3D measuring equipment. Its products are sold domestically in Korea, and the company also leases property and operates a subsidiary.
What is the market cap of JNB?
The market capitalisation of JNB was ₩30B at the close on Oct 26, 2026.
Who are the largest shareholders of JNB?
According to the latest official filings, the largest reported holders are Lee Jeong-beom (71.12%, as of Aug 24, 2026); Lee Kang-won (14.27%, as of Aug 24, 2026).
When is the next earnings report from JNB?
Korean companies rarely announce results dates in advance. Based on when JNB filed the same report in past years, its next 3q results is expected between Nov 12, 2026 and Nov 14, 2026.

Company profile

The company manufactures stacker systems, which are utility platforms that work with vacuum pumps used in semiconductor manufacturing plants, and on-tool setting kits for on-tool vacuum pumps installed near process chambers. It also provides precision machining of core vacuum pump components such as head plates and stators, using machining equipment with 1-micrometer precision and 3D measuring equipment. Its products are sold domestically in Korea, and the company also leases property and operates a subsidiary.

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

Korean name
제이엔비
Sector
Machinery
CEO
이정범
Founded
Apr 2005
Listed
Nov 2023
Listed shares
9,617,527
Fiscal year ends
Month 12

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Titles in Korean until English translations are added.

Also known as: JNB / 제이엔비 / 452160 / KRX:452160

Source: KRX statistical information