Who has been buying Kumho Electric stock?

2 distinct insiders have filed 0 disclosed insider purchases in Kumho Electric (001210), most recently on 2026-07-03. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does Kumho Electric have?

Kumho Electric has 0 buy-side and 14 sell-side disclosures on record, covering ₩291M ($202K) in total reported value, spanning 2022-09-14 to 2026-07-03.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Kumho Electric 001210

Company

금호전기Kumho Electric

Insiders

Buys

Total Value

₩291M ($202K)

Avg Return

+15.88%

Last Filing

2026-07-03

Kumho Electric (001210) has 0 disclosed insider purchases and 14 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩291M ($202K) in reported transaction value. The earliest filing StockDrifts holds for Kumho Electric is dated 2022-09-14; the most recent is 2026-07-03. Across these filings the average return since disclosure is +15.88%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2026-09-21	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-8.2K	₩10,510	+5.2%	₩86M ($60K)
2026-09-21	BUY	CB인수	화이트웨일 투자조합1호 White Whale Investment Association No. 1	-	3.5M	₩10,510	-5.2%	₩37.1B ($25.7M)
2026-09-18	SELL	Market Sell	이홍민 Hongmin Lee	CEO	-24.3K	₩10,950	+9.0%	₩267M ($185K)
2026-09-18	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-24.0K	₩10,950	+9.0%	₩263M ($183K)
2026-09-01	SELL	Market Sell	정헌욱 Heonwook Jeong	Internal director	-123.0K	₩13,070	+6.9%	₩1.6B ($1.1M)
2026-08-25	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-13.0K	₩8,580	-24.5%	₩112M ($77K)
2026-08-19	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-13.0K	₩5,740	-86.1%	₩75M ($52K)
2026-07-17	SELL	주식병합	정헌욱 Heonwook Jeong	Internal director	-961.1K	₩894	+0.0%	₩859M ($597K)
2026-07-17	SELL	주식병합	신주홀딩스 Shinju Holdings	-	-1.1M	₩894	+0.0%	₩1.0B ($706K)
2026-07-17	SELL	주식병합	화이트웨일투자조합 제2호 White Whale Investment Association No. 2	-	-1.2M	₩894	+0.0%	₩1.0B ($717K)
2026-07-17	SELL	주식병합	민수정 Min Soo-jeong	Managing Director	-339.1K	₩894	+0.0%	₩303M ($211K)
2026-07-17	SELL	주식병합	이홍민 Hongmin Lee	CEO	-97.2K	₩894	+0.0%	₩87M ($60K)
2026-07-17	SELL	주식병합	CNJ,Inc	-	-5.8M	₩894	+0.0%	₩5.2B ($3.6M)
2026-07-17	SELL	주식병합	정규용 For regular use	Chairman	-4.0M	₩894	+0.0%	₩3.6B ($2.5M)
2026-07-17	SELL	주식병합	홍순용 Hong Soon-yong	Managing Director	-1.1K	₩894	+0.0%	₩991K ($689)
2026-07-17	SELL	주식병합	신주피이(SHINJUPECo.,ltd.) SHINJUPECo.,ltd.	-	-1.5M	₩894	+0.0%	₩1.3B ($931K)
2026-07-13	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-20.0K	₩1,015	+11.9%	₩20M ($14K)
2026-07-03	BUY	기타	신주피이(SHINJUPECo.,ltd.) SHINJUPECo.,ltd.	-	400.0K	₩741	+77.6%	₩296M ($206K)
2026-05-12	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-8.0K	₩831	-7.6%	₩7M ($5K)
2026-05-08	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-1.4K	₩886	+8.8%	₩1M ($861)
2026-05-04	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-2.9K	₩921	+2.9%	₩3M ($2K)
2026-05-04	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-1.0K	₩921	+12.3%	₩921K ($640)
2026-04-30	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-366	₩941	+14.1%	₩344K ($239)
2026-04-30	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-4.1K	₩941	+5.0%	₩4M ($3K)
2026-04-29	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-5.0K	₩929	+3.8%	₩5M ($3K)
2026-04-29	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-1.0K	₩929	+13.0%	₩929K ($645)
2026-03-27	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-30.0K	₩782	+0.0%	₩23M ($16K)
2026-02-20	SELL	전환권등소멸	민수정 Min Soo-jeong	Managing Director	-163.0K	₩849	-10.5%	₩138M ($96K)
2026-02-20	BUY	전환사채의권리행사	민수정 Min Soo-jeong	Managing Director	163.0K	₩849	+10.5%	₩138M ($96K)
2026-02-19	BUY	장외매수	민수정 Min Soo-jeong	Managing Director	163.0K	₩870	+7.8%	₩142M ($99K)
2025-09-05	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-2.7K	₩996	+5.8%	₩3M ($2K)
2025-08-06	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-7.0K	₩1,241	+24.4%	₩9M ($6K)
2025-08-04	SELL	Market Sell	민수정 Min Soo-jeong	Managing Director	-10.4K	₩1,302	+28.0%	₩14M ($9K)
2025-06-25	SELL	임원퇴임	권오상 Osang Kwon	Other non-executive directors	-335.0K	₩1,089	+13.9%	₩365M ($253K)
2025-05-15	SELL	Market Sell	권오상 Osang Kwon	moving	-55.3K	₩1,205	+22.2%	₩67M ($46K)
2025-05-14	SELL	Market Sell	권오상 Osang Kwon	moving	-3.0K	₩1,212	+22.6%	₩4M ($3K)
2025-05-13	SELL	Market Sell	권오상 Osang Kwon	moving	-18.0K	₩1,206	+22.2%	₩22M ($15K)
2025-05-12	SELL	Market Sell	권오상 Osang Kwon	moving	-33.0K	₩1,170	+19.8%	₩39M ($27K)
2025-04-28	SELL	장외매도	권오상 Osang Kwon	moving	-400.0K	₩1,127	+16.8%	₩451M ($313K)
2025-04-24	SELL	Market Sell	권오상 Osang Kwon	moving	-40.0K	₩1,202	+22.0%	₩48M ($33K)
2025-04-18	SELL	Market Sell	권오상 Osang Kwon	moving	-60.0K	₩1,010	+7.1%	₩61M ($42K)
2025-02-03	BUY	장외매수	민수정 Min Soo-jeong	Managing Director	200.0K	₩817	+14.8%	₩163M ($113K)
2025-01-16	SELL	장외매도	권오상 Osang Kwon	moving	-80.0K	₩1,086	+13.6%	₩87M ($60K)
2025-01-16	SELL	장외매도	권오상 Osang Kwon	moving	-80.0K	₩1,086	+13.6%	₩87M ($60K)
2025-01-15	BUY	기타	정규용 For regular use	Chairman	960.0K	₩1,310	-28.4%	₩1.3B ($873K)
2025-01-15	BUY	기타	정헌욱 Heonwook Jeong	Internal director	400.0K	₩1,310	-28.4%	₩524M ($364K)
2025-01-15	BUY	기타	신주피이(SHINJUPECo.,ltd.) SHINJUPECo.,ltd.	-	560.0K	₩1,310	-28.4%	₩734M ($509K)
2025-01-15	SELL	기타	케이비전 투자조합1호 K-Vision Investment Association No. 1	-	-3.2M	₩1,310	+28.4%	₩4.2B ($2.9M)
2025-01-15	BUY	기타	권오상 Osang Kwon	moving	960.0K	₩1,310	-28.4%	₩1.3B ($873K)
2024-10-25	SELL	전환권등소멸	CNJ,Inc	-	-7.2M	₩860	-9.1%	₩6.2B ($4.3M)

Showing the 50 most recent of 81 filings.

Frequently asked questions

Who has been buying Kumho Electric stock?: 2 distinct insiders have filed 0 disclosed insider purchases in Kumho Electric (001210), most recently on 2026-07-03. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Kumho Electric have?: Kumho Electric has 0 buy-side and 14 sell-side disclosures on record, covering ₩291M ($202K) in total reported value, spanning 2022-09-14 to 2026-07-03.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.