Who has been buying Ray stock?

10 distinct insiders have filed 40 disclosed insider purchases in Ray (228670), most recently on 2026-06-15. 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 Ray have?

Ray has 40 buy-side and 0 sell-side disclosures on record, covering ₩284M ($198K) in total reported value, spanning 2024-03-07 to 2026-06-15.

Where does StockDrifts get Ray 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.

Ray 228670

Company

레이Ray

Insiders

Buys

Total Value

₩284M ($198K)

Avg Return

-9.68%

Last Filing

2026-06-15

Ray (228670) has 40 disclosed insider purchases and 0 disclosed disposals on record, filed by 10 distinct insiders. Together those filings cover ₩284M ($198K) in reported transaction value. The earliest filing StockDrifts holds for Ray is dated 2024-03-07; the most recent is 2026-06-15. 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 -9.68%, 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
2026-06-15	BUY	Market Buy	김요한 Kim Yohan	Managing Director	2.0K	₩4,580	+13.5%	₩9M ($6K)
2026-06-05	BUY	Market Buy	윤수빈 Soobin Yoon	Outside Director	2.8K	₩4,955	-7.6%	₩14M ($10K)
2026-06-04	BUY	Market Buy	윤수빈 Soobin Yoon	Outside Director	137	₩5,050	-9.3%	₩692K ($480)
2026-06-02	BUY	Market Buy	윤수빈 Soobin Yoon	Outside Director	2.1K	₩5,200	-11.9%	₩11M ($7K)
2026-05-28	BUY	신규보고	김규희 Gyuhee Kim	Outside Director	2.8K	₩6,110	-18.9%	₩17M ($12K)
2026-05-28	BUY	신규보고	김규희 Gyuhee Kim	Outside Director	4.9K	₩6,110	-25.0%	₩30M ($21K)
2026-05-12	BUY	Market Buy	전진후 After advancing	Managing Director	181	₩7,130	+10.8%	₩1M ($896)
2026-05-08	BUY	Market Buy	전진후 After advancing	Managing Director	320	₩7,250	+9.0%	₩2M ($2K)
2026-04-03	BUY	Market Buy	전진후 After advancing	Managing Director	106	₩5,080	+55.5%	₩538K ($374)
2026-03-09	BUY	Market Buy	전진후 After advancing	Managing Director	150	₩5,020	+57.4%	₩753K ($523)
2026-03-06	BUY	Market Buy	전진후 After advancing	Managing Director	343	₩5,350	+47.7%	₩2M ($1K)
2026-03-04	BUY	Market Buy	전진후 After advancing	Managing Director	400	₩4,740	+66.7%	₩2M ($1K)
2025-10-16	BUY	Market Buy	김요한 Kim Yohan	Managing Director	500	₩5,240	+11.8%	₩3M ($2K)
2025-10-15	BUY	Market Buy	김요한 Kim Yohan	Managing Director	2.0K	₩5,260	+11.4%	₩11M ($7K)
2025-04-10	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	1.0K	₩7,100	-17.5%	₩7M ($5K)
2025-03-31	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	500	₩7,570	-22.6%	₩4M ($3K)
2025-03-13	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	500	₩7,830	-25.2%	₩4M ($3K)
2025-03-10	BUY	Market Buy	이병철 Lee Byung-cheol	Managing Director	100	₩7,770	-24.6%	₩777K ($540)
2025-03-07	BUY	Market Buy	이병철 Lee Byung-cheol	Managing Director	1.0K	₩7,630	-23.2%	₩8M ($5K)
2025-03-06	BUY	Market Buy	신승훈 Seunghoon Shin	Managing Director	427	₩7,890	-25.7%	₩3M ($2K)
2025-03-05	BUY	Market Buy	신승훈 Seunghoon Shin	Managing Director	1.1K	₩8,400	-30.2%	₩9M ($6K)
2025-02-28	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	300	₩8,590	-31.8%	₩3M ($2K)
2025-02-25	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	300	₩8,480	-30.9%	₩3M ($2K)
2025-02-19	BUY	Market Buy	신연오 Shin Yeon-oh	Managing Director	400	₩8,600	-31.9%	₩3M ($2K)
2025-02-19	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	300	₩8,600	-31.9%	₩3M ($2K)
2025-02-18	BUY	PROGRAM	변창환 Byun Chang-hwan	Managing Director	1.0K	₩8,280	-29.2%	₩8M ($6K)
2025-02-17	BUY	Market Buy	신연오 Shin Yeon-oh	Managing Director	253	₩8,280	-29.2%	₩2M ($1K)
2025-02-17	BUY	PROGRAM	임용규 Lim Yong-gyu	Managing Director	1.5K	₩8,280	-29.2%	₩12M ($9K)
2025-02-17	BUY	PROGRAM	변창환 Byun Chang-hwan	Managing Director	500	₩8,280	-29.2%	₩4M ($3K)
2025-02-17	BUY	PROGRAM	이병철 Lee Byung-cheol	Managing Director	500	₩8,280	-29.2%	₩4M ($3K)
2025-02-14	BUY	PROGRAM	이민규 Lee Min-gyu	Managing Director	2.0K	₩8,400	-30.2%	₩17M ($12K)
2025-02-14	BUY	Market Buy	신연오 Shin Yeon-oh	Managing Director	500	₩8,400	-30.2%	₩4M ($3K)
2025-02-14	BUY	PROGRAM	이병철 Lee Byung-cheol	Managing Director	500	₩8,400	-30.2%	₩4M ($3K)
2025-02-13	BUY	PROGRAM	변창환 Byun Chang-hwan	Managing Director	1.0K	₩8,500	-31.1%	₩9M ($6K)
2025-02-13	BUY	PROGRAM	김요한 Kim Yohan	Managing Director	5.3K	₩8,500	-31.1%	₩45M ($31K)
2025-02-13	BUY	PROGRAM	SONG WILLIAM WOOSUK	vice president	5.5K	₩8,500	-31.1%	₩47M ($32K)
2025-01-24	BUY	신규보고	신승훈 Seunghoon Shin	Managing Director	1.0K	₩7,890	-25.7%	₩8M ($5K)
2025-01-21	BUY	Market Buy	김요한 Kim Yohan	Managing Director	1.7K	₩7,550	-22.4%	₩13M ($9K)
2025-01-21	BUY	PROGRAM	임용규 Lim Yong-gyu	Managing Director	500	₩7,550	-22.4%	₩4M ($3K)
2025-01-20	BUY	Market Buy	김요한 Kim Yohan	Managing Director	2.0K	₩6,510	-10.0%	₩13M ($9K)
2025-01-20	BUY	Market Buy	SONG WILLIAM WOOSUK	vice president	1.5K	₩6,510	-10.0%	₩10M ($7K)
2025-01-17	BUY	Market Buy	SONG WILLIAM WOOSUK	vice president	500	₩6,330	-7.4%	₩3M ($2K)
2025-01-16	BUY	Market Buy	SONG WILLIAM WOOSUK	vice president	500	₩6,490	-9.7%	₩3M ($2K)
2025-01-16	BUY	Market Buy	김요한 Kim Yohan	Managing Director	500	₩6,490	-9.7%	₩3M ($2K)
2025-01-16	BUY	신규보고	신연오 Shin Yeon-oh	Managing Director	500	₩6,490	-9.7%	₩3M ($2K)
2025-01-15	BUY	신규보고	SONG WILLIAM WOOSUK	vice president	500	₩6,400	-8.4%	₩3M ($2K)
2025-01-15	BUY	Market Buy	김요한 Kim Yohan	Managing Director	500	₩6,400	-8.4%	₩3M ($2K)
2025-01-15	BUY	Market Buy	김정환 Jeonghwan Kim	Managing Director	300	₩6,400	-8.4%	₩2M ($1K)
2024-03-07	BUY	신규보고	임용규 Lim Yong-gyu	Managing Director	5.0K	₩15,530	-62.3%	₩77M ($54K)

Frequently asked questions

Who has been buying Ray stock?: 10 distinct insiders have filed 40 disclosed insider purchases in Ray (228670), most recently on 2026-06-15. 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 Ray have?: Ray has 40 buy-side and 0 sell-side disclosures on record, covering ₩284M ($198K) in total reported value, spanning 2024-03-07 to 2026-06-15.
Where does StockDrifts get Ray 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 Ray. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.