Who has been buying Samsung C&T stock?

22 distinct insiders have filed 21 disclosed insider purchases in Samsung C&T (028260), most recently on 2026-05-28. 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 Samsung C&T have?

Samsung C&T has 21 buy-side and 9 sell-side disclosures on record, covering ₩3.7B ($2.6M) in total reported value, spanning 2024-02-22 to 2026-05-28.

Where does StockDrifts get Samsung C&T insider data?

From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.

Do insider buys in Korean stocks predict returns?

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

Samsung C&T 028260

Company

삼성물산Samsung C&T

Insiders

Buys

Total Value

₩3.7B ($2.6M)

Avg Return

+94.08%

Last Filing

2026-05-28

Samsung C&T (028260) has 21 disclosed insider purchases and 9 disclosed disposals on record, filed by 22 distinct insiders. Together those filings cover ₩3.7B ($2.6M) in reported transaction value. The earliest filing StockDrifts holds for Samsung C&T is dated 2024-02-22; the most recent is 2026-05-28. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea). Across these filings the average return since disclosure is +94.08%, 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
2026-05-28	BUY	기타	권한길 Kwon-gil	Managing Director	1.1K	₩399,500	+21.5%	₩439M ($305K)
2026-05-12	SELL	Market Sell	권한길 Kwon-gil	Managing Director	-1.2K	-	-	-
2026-05-08	BUY	Market Buy	강병오 Kang Byeong-oh	vice president	324	-	-	-
2026-03-20	BUY	신규선임	송규종 Song Gyu-jong	president	6.0K	-	-	-
2026-03-06	BUY	Market Buy	조희섭 Cho Hee-seop	vice president	50	-	-	-
2026-01-02	BUY	수증	이재용 Jaeyong Lee	-	1.8M	₩245,000	+35.5%	₩443.1B ($307.7M)
2025-11-27	BUY	신규선임	전신우 full body rain	Managing Director	500	₩231,500	+43.4%	₩116M ($80K)
2025-11-27	BUY	신규선임	윤현태 Hyuntae Yoon	Managing Director	1	₩231,500	+43.4%	₩232K ($161)
2025-11-27	BUY	신규선임	최용 Choi Yong	Managing Director	1.3K	₩231,500	+43.4%	₩310M ($215K)
2025-11-27	BUY	신규선임	김민석 Minseok Kim	Managing Director	50	₩231,500	+43.4%	₩12M ($8K)
2025-11-03	SELL	Market Sell	도규 Dogyu	vice president	-410	₩226,500	-46.6%	₩93M ($64K)
2025-10-13	SELL	Market Sell	안재범 Jaebeom Ahn	Managing Director	-644	₩201,500	-64.8%	₩130M ($90K)
2025-09-24	SELL	Market Sell	이귀석 Lee Gwi-seok	Managing Director	-1.5K	₩193,700	-71.4%	₩291M ($202K)
2025-09-24	SELL	Market Sell	임영선 Lim Young-seon	Managing Director	-500	₩193,700	-71.4%	₩97M ($67K)
2025-08-26	SELL	Market Sell	김동운 Dongwoon Kim	Managing Director	-300	₩162,800	-103.9%	₩49M ($34K)
2025-08-13	BUY	기타	원은경 Won Eun-kyung	Managing Director	1.8K	₩161,400	+105.7%	₩293M ($204K)
2025-07-08	SELL	Market Sell	김재우 Jaewoo Kim	vice president	-800	₩166,600	-99.3%	₩133M ($93K)
2025-06-10	SELL	Market Sell	권한길 Kwon-gil	Managing Director	-2.6K	₩166,300	-99.6%	₩437M ($303K)
2025-04-02	BUY	Market Buy	강태규 Kang Tae-gyu	Managing Director	400	₩119,300	+178.3%	₩48M ($33K)
2025-02-06	BUY	Market Buy	전성배 Seongbae Jeon	Managing Director	50	₩119,600	+177.6%	₩6M ($4K)
2025-02-06	BUY	Market Buy	강병일 Kang Byeong-il	president	3.2K	₩119,600	+177.6%	₩383M ($266K)
2025-02-05	BUY	신규보고	케이씨씨 KCC	-	17.0M	₩118,500	+180.2%	₩2.0T ($1.4B)
2025-02-05	BUY	Market Buy	이현동 Lee Hyeon-dong	vice president	150	₩118,500	+180.2%	₩18M ($12K)
2025-02-05	BUY	Market Buy	강병일 Kang Byeong-il	president	2.0K	₩118,500	+180.2%	₩237M ($165K)
2025-02-04	BUY	Market Buy	오세철 Oh Se-cheol	president	2.0K	₩118,600	+179.9%	₩237M ($165K)
2025-02-04	BUY	Market Buy	이현동 Lee Hyeon-dong	vice president	190	₩118,600	+179.9%	₩23M ($16K)
2025-02-03	BUY	Market Buy	이현동 Lee Hyeon-dong	vice president	150	₩118,700	+179.7%	₩18M ($12K)
2025-02-03	BUY	Market Buy	배영민 Youngmin Bae	vice president	300	₩118,700	+179.7%	₩36M ($25K)
2025-02-03	BUY	Market Buy	송규종 Song Gyu-jong	vice president	1.6K	₩118,700	+179.7%	₩196M ($136K)
2025-02-03	BUY	Market Buy	정해린 Jeong Hae-rin	president	2.6K	₩118,700	+179.7%	₩309M ($214K)
2025-02-03	BUY	Market Buy	이재언 Jae-eon Lee	president	1.0K	₩118,700	+179.7%	₩119M ($82K)
2025-02-03	BUY	Market Buy	강선명 Seonmyeong Kang	vice president	440	₩118,700	+179.7%	₩52M ($36K)
2025-02-03	BUY	Market Buy	이준서 Junseo Lee	vice president	1.0K	₩118,700	+179.7%	₩119M ($82K)
2025-02-03	BUY	Market Buy	강현구 Kang Hyeon-gu	Managing Director	300	₩118,700	+179.7%	₩36M ($25K)
2024-12-04	BUY	신규선임	정환우 Jeong Hwanwoo	Managing Director	35	₩122,700	+170.6%	₩4M ($3K)
2024-11-04	BUY	Market Buy	이재언 Jae-eon Lee	president	1.3K	₩121,300	+173.7%	₩161M ($112K)
2024-04-01	BUY	신규선임	이서현 Seohyun Lee	president	11.7M	₩157,600	+110.7%	₩1.8T ($1.3B)
2024-03-18	SELL	Market Sell	이무영 Mooyoung Lee	Managing Director	-2.1K	₩152,200	-118.1%	₩320M ($222K)
2024-03-15	BUY	신규선임	이재언 Jae-eon Lee	president	1.1K	₩154,100	+115.4%	₩165M ($115K)
2024-02-29	BUY	Market Buy	이재언 Jae-eon Lee	president	400	₩156,700	+111.9%	₩63M ($44K)
2024-02-28	BUY	Market Buy	이재언 Jae-eon Lee	president	300	₩155,700	+113.2%	₩47M ($32K)
2024-02-27	BUY	Market Buy	이재언 Jae-eon Lee	president	300	₩147,400	+125.2%	₩44M ($31K)
2024-02-22	BUY	기타	이귀석 Lee Gwi-seok	Managing Director	2.5K	₩164,100	+102.3%	₩409M ($284K)

Frequently asked questions

Who has been buying Samsung C&T stock?: 22 distinct insiders have filed 21 disclosed insider purchases in Samsung C&T (028260), most recently on 2026-05-28. 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 Samsung C&T have?: Samsung C&T has 21 buy-side and 9 sell-side disclosures on record, covering ₩3.7B ($2.6M) in total reported value, spanning 2024-02-22 to 2026-05-28.
Where does StockDrifts get Samsung C&T insider data?: From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Source filings

Every trade listed above is disclosed in DART D001/D002 insider disclosures, filed with the Financial Supervisory Service (Korea). View the original DART filings for Samsung C&T. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.