178320 - Seojin System Co., Ltd.

178320 Summary
Power Equipment
Stock Price & Overview
₩33,650 +450 (+1.36%) Close · Sep 4, 2026 KST
KOSDAQ | ₩KRW | Close: ₩33,650  ≈ US$24  ·  Market cap ₩2.1tn (≈ $1.5bn)

178320 Stock Price

20K40K60K80Kprev 33Kpeak 81KOctNovDecJan ’26FebMarAprMayJunJulAugSep34K
52 Week Range
₩19,610₩80,800
Day Range
₩33,150₩34,300
Market Cap
₩2.1tn
P/E (TTM)
n/a (loss)
P/B
2.16x
P/S (TTM)
1.76x
Volume
518,268
Shares Out
63.7M
Prev. Close
₩33,200
vs 52W High
-58.4%
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.

178320 Analysis

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Nothing written yet for this company.

178320 News

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No news written yet.

178320 Momentum

Period178320KOSDAQDifference
1 week-13.6%-3.0%-10.6%
1 month-8.6%+4.2%-12.8%
3 months-51.4%-22.5%-28.9%
6 months-10.0%-16.9%+6.8%
Year to date+33.0%-12.1%+45.1%
1 year+71.6%+1.0%+70.6%

Closed at 23% of the way from its 52-week low (₩19,610) to its 52-week high (₩80,800).

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.

178320 Filings

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DART

Securities issuance result (voluntary)

Filing09/04/26title translated
DART

Securities issuance result (voluntary)

Filing09/04/26title translated
DART

Securities issuance result (voluntary)

Filing09/01/26title translated
DART

Securities issuance result (voluntary)

Filing09/01/26title translated
Korean issuers file to DART, not the SEC. Titles are translated; where kstock has read the filing the row carries the explanation.

178320 Company Profile

Seojin System Co., Ltd. makes electrical equipment in South Korea. It is listed on KOSDAQ, was founded in 2007, is based in Gyeonggi, and has revenue of a few trillion won.

SectorPower EquipmentEmployees
MarketKOSDAQFounded2007
Korean name서진시스템Head officeGyeonggi

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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.