Who has been buying Korea Shipbuilding stock?

8 distinct insiders have filed 4 disclosed insider purchases in Korea Shipbuilding (439260), most recently on 2026-06-17. 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 Korea Shipbuilding have?

Korea Shipbuilding has 4 buy-side and 10 sell-side disclosures on record, covering ₩192M ($134K) in total reported value, spanning 2025-08-01 to 2026-06-17.

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.

Korea Shipbuilding 439260

Company

대한조선Korea Shipbuilding

Insiders

Buys

Total Value

₩192M ($134K)

Avg Return

-5.21%

Last Filing

2026-06-17

Korea Shipbuilding (439260) has 4 disclosed insider purchases and 10 disclosed disposals on record, filed by 8 distinct insiders. Together those filings cover ₩192M ($134K) in reported transaction value. The earliest filing StockDrifts holds for Korea Shipbuilding is dated 2025-08-01; the most recent is 2026-06-17. Across these filings the average return since disclosure is -5.21%, 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
2026-08-03	BUY	기타	노병억 Noh Byeong-eok	Managing Director	3.4K	₩47,300	+6.1%	₩171M ($119K)
2026-08-03	BUY	기타	도승필 Seungpil Do	Managing Director	2.9K	₩47,300	+6.1%	₩146M ($101K)
2026-08-03	BUY	기타	박봉운 Park Bong-woon	moving	1.0K	₩47,300	+6.1%	₩50M ($35K)
2026-08-03	BUY	기타	이상철 Lee Sang-cheol	Managing Director	800	₩47,300	+6.1%	₩40M ($28K)
2026-06-17	BUY	Market Buy	박흥곤 Park Heung-gon	Financial Strategy Division general manager	1.0K	₩64,900	-6.6%	₩65M ($45K)
2026-06-16	BUY	Market Buy	박흥곤 Park Heung-gon	Financial Strategy Division general manager	340	₩64,700	-6.3%	₩22M ($15K)
2026-06-15	BUY	Market Buy	박흥곤 Park Heung-gon	Financial Strategy Division general manager	1.1K	₩64,300	-5.8%	₩71M ($49K)
2026-06-12	BUY	Market Buy	박흥곤 Park Heung-gon	Financial Strategy Division general manager	560	₩61,900	-2.1%	₩35M ($24K)
2026-02-27	SELL	Market Sell	왕삼동 Wangsam-dong	CEO	-2.5K	-	-	-
2026-02-26	SELL	Market Sell	송기명 Song Ki-myeong	moving	-4.0K	-	-	-
2026-02-26	SELL	Market Sell	도승필 Seungpil Do	Managing Director	-4.0K	-	-	-
2026-02-26	SELL	Market Sell	노병억 Noh Byeong-eok	Managing Director	-2.0K	-	-	-
2026-02-26	SELL	Market Sell	왕삼동 Wangsam-dong	CEO	-1.6K	-	-	-
2026-02-26	SELL	Market Sell	이석문 Lee Seok-moon	CEO	-7.0K	-	-	-
2026-02-25	SELL	Market Sell	이상철 Lee Sang-cheol	Managing Director	-10.0K	-	-	-
2026-02-24	SELL	Market Sell	노병억 Noh Byeong-eok	Managing Director	-1.0K	-	-	-
2026-02-24	SELL	Market Sell	김승간 Seunggan Kim	moving	-200	-	-	-
2026-02-23	SELL	Market Sell	김승간 Seunggan Kim	moving	-800	-	-	-
2025-08-01	BUY	PROGRAM	이상철 Lee Sang-cheol	Managing Director	10.0K	₩92,400	-2.3%	₩924M ($642K)
2025-08-01	BUY	PROGRAM	노병억 Noh Byeong-eok	Managing Director	10.0K	₩92,400	-2.3%	₩924M ($642K)
2025-08-01	BUY	PROGRAM	김승간 Seunggan Kim	moving	6.0K	₩92,400	-2.3%	₩554M ($385K)
2025-08-01	BUY	PROGRAM	김종덕 Jongdeok Kim	Managing Director	10.0K	₩92,400	-2.3%	₩924M ($642K)
2025-08-01	BUY	PROGRAM	도승필 Seungpil Do	Managing Director	4.0K	₩92,400	-2.3%	₩370M ($257K)
2025-08-01	BUY	PROGRAM	박관수 Park Kwan-soo	Managing Director	4.0K	₩92,400	-2.3%	₩370M ($257K)
2025-08-01	BUY	신규상장	케이에이치아이 KHI	-	17.8M	₩92,400	-2.3%	₩1.6T ($1.1B)
2025-08-01	BUY	PROGRAM	이석문 Lee Seok-moon	CEO	20.0K	₩92,400	-2.3%	₩1.8B ($1.3M)
2025-08-01	BUY	PROGRAM	송기명 Song Ki-myeong	moving	14.0K	₩92,400	-2.3%	₩1.3B ($898K)
2025-08-01	BUY	PROGRAM	왕삼동 Wangsam-dong	CEO	10.0K	₩92,400	-2.3%	₩924M ($642K)

Frequently asked questions

Who has been buying Korea Shipbuilding stock?: 8 distinct insiders have filed 4 disclosed insider purchases in Korea Shipbuilding (439260), most recently on 2026-06-17. 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 Korea Shipbuilding have?: Korea Shipbuilding has 4 buy-side and 10 sell-side disclosures on record, covering ₩192M ($134K) in total reported value, spanning 2025-08-01 to 2026-06-17.
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.