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Seoul Electronics & Telecom

027040 · KOSDAQ · Manufacture of Motors, Generators & Electricity Distribution Apparatus

– Previous close pending (official data.go.kr feed not active yet) Live price ↗

Source: Financial Services Commission stock price data (data.go.kr), updated once a day.

Daily price, 1 year

Key statistics

Market cap (KRW bn)–

PER–

PBR–

ROE %11.1

Debt ratio % (liabilities / equity)131

Revenue TTM (KRW bn)30.5

Op. profit TTM (KRW bn)-3.0

Dividend yield %–

Basis: market cap at …; equity = total equity (consolidated if available) at 2026.06.30; net income = trailing 12 months to 2026.06.30 (consolidated). PER is not shown when TTM net income is negative.

Upcoming risk events

Next 90 days for this company, plus macro events tagged with this ticker or its sector. Not a recommendation.

2026-10-30

Shareholder meetings: extraordinary shareholder meeting ↗

merger · [기재정정]주주총회소집결의 (임시주주총회)

High

See it in the full calendar →

Annual results (KRW bn)

	2021	2022	2023	2024	2025
Revenue	69.1	51.8	34.6	35.8	33.7
Operating profit	-0.1	-7.7	-3.8	-2.2	-1.6
Net income	0.1	-10.4	-14.5	-2.7	-5.3

Quarterly results (KRW bn, 3 months)

	2025Q1	2025Q2	2025Q3	2025Q4	2026Q1	2026Q2
Revenue	8.8	9.2	8.7	7.1	5.9	8.8
Operating profit	-0.2	0.0	-0.3	-1.2	-0.7	-0.8
Net income	-4.1	0.0	-0.2	-1.0	-0.5	3.1

Largest shareholder

As of the 2025 annual report: 김원우 and related parties hold 41.90% of common shares.

Recent disclosures

Date	Filing
2026-10-29	Securities registration / prospectus [기재정정]소액공모공시서류(지분증권)	DART original
2026-10-29	Rights offering (paid-in capital increase) [기재정정]주요사항보고서(유상증자결정)	DART original
2026-10-28	Share sale agreement entailing change of control [기재정정]경영권변경등에관한계약체결	DART original
2026-10-28	Shareholder meeting [기재정정]주주총회소집결의 (임시주주총회)	DART original
2026-10-28	Shareholder meeting [기재정정]주주총회소집공고	DART original
2026-10-28	Rights offering (paid-in capital increase) [기재정정]주요사항보고서(유상증자결정)	DART original
2026-10-27	Securities registration / prospectus [기재정정]소액공모공시서류(지분증권)	DART original
2026-10-27	Rights offering (paid-in capital increase) [기재정정]주요사항보고서(유상증자결정)	DART original
2026-10-14	Shareholder meeting 주주총회소집공고	DART original
2026-10-06	Shareholder meeting [기재정정]주주총회소집결의 (임시주주총회)	DART original
2026-10-06	Securities registration / prospectus [기재정정]소액공모공시서류(지분증권)	DART original
2026-10-06	Rights offering (paid-in capital increase) [기재정정]주요사항보고서(유상증자결정)	DART original

Past material filings and price reaction (market-adjusted)

Date	Filing type	On the news (vs. market)	Next day (vs. market)	20 days (vs. market)
2026-09-22	Share sale agreement entailing change of control	+0.9%	+8.9%	–
2026-08-07	Rights offering (paid-in capital increase)	-1.6%	-13.5%	-21.1%
2026-07-16	Other material event (investment-relevant)	+2.2%	-4.1%	-7.3%
2026-06-08	Rights offering (paid-in capital increase)	+26.7%	-31.4%	-24.3%
2026-06-05	Litigation	-3.1%	+15.6%	+5.5%
2026-06-04	Disposal of shares in another company	+4.3%	+1.0%	-2.2%
2026-06-04	Tangible asset / business transfer	+4.3%	+1.0%	-2.2%
2026-05-28	Change of largest shareholder	+4.4%	-26.1%	-21.5%
2026-05-28	Other material event (investment-relevant)	+4.4%	-26.1%	-21.5%
2026-05-27	Trading resumption	+8.5%	+22.3%	-7.1%

For information only, not investment advice. Data may be delayed or inaccurate. Full disclaimer → Data: OpenDART (FSS), stock prices: official previous-day close from the Financial Services Commission (data.go.kr) and FinanceData/marcap history, index data via FinanceDataReader, FX: ECB reference rates, crypto data from Upbit, Bithumb and Binance public APIs.
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