Who has been buying Yuil Robotics stock?

8 distinct insiders have filed 2 disclosed insider purchases in Yuil Robotics (388720), most recently on 2026-05-04. 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 Yuil Robotics have?

Yuil Robotics has 2 buy-side and 28 sell-side disclosures on record, covering ₩6.9B ($4.8M) in total reported value, spanning 2023-03-27 to 2026-05-04.

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.

Yuil Robotics 388720

Company

유일로보틱스Yuil Robotics

Insiders

Buys

Total Value

₩6.9B ($4.8M)

Avg Return

-160.95%

Last Filing

2026-05-04

Yuil Robotics (388720) has 2 disclosed insider purchases and 28 disclosed disposals on record, filed by 8 distinct insiders. Together those filings cover ₩6.9B ($4.8M) in reported transaction value. The earliest filing StockDrifts holds for Yuil Robotics is dated 2023-03-27; the most recent is 2026-05-04.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2026-05-04	SELL	Market Sell	김인수 Insu Kim	Managing Director	-1.1K	₩104,000	+2.2%	₩115M ($80K)
2026-05-04	SELL	Market Sell	김인수 Insu Kim	Managing Director	-897	₩104,000	+2.2%	₩93M ($65K)
2026-01-26	SELL	Market Sell	한용호 Yongho Han	Managing Director	-13.2K	₩135,000	+14.3%	₩1.8B ($1.2M)
2025-12-18	SELL	시간외매매	김인수 Insu Kim	Managing Director	-31.0K	₩85,900	-34.7%	₩2.7B ($1.8M)
2025-12-12	SELL	Market Sell	고재신 Go Jae-shin	Managing Director	-3.0K	₩99,400	-16.4%	₩298M ($207K)
2025-12-12	SELL	Market Sell	고재신 Go Jae-shin	Managing Director	-3.0K	₩99,400	-16.4%	₩298M ($207K)
2025-12-12	SELL	Market Sell	고재신 Go Jae-shin	Managing Director	-4.0K	₩99,400	-16.4%	₩398M ($276K)
2025-10-31	SELL	시간외매매	김동헌 Kim Dong-heon	CEO	-300.0K	₩87,400	-32.4%	₩26.2B ($18.2M)
2025-05-07	BUY	CB인수	오민환 Minhwan Oh	Managing Director	33.8K	₩71,700	+61.4%	₩2.4B ($1.7M)
2025-05-07	BUY	CB인수	김동헌 Kim Dong-heon	CEO	132.6K	₩71,700	+61.4%	₩9.5B ($6.6M)
2025-05-07	BUY	CB인수	한용호 Yongho Han	Managing Director	50.7K	₩71,700	+61.4%	₩3.6B ($2.5M)
2025-05-07	BUY	CB인수	고재신 Go Jae-shin	Managing Director	33.8K	₩71,700	+61.4%	₩2.4B ($1.7M)
2025-05-07	BUY	CB인수	김인수 Insu Kim	Managing Director	47.3K	₩71,700	+61.4%	₩3.4B ($2.4M)
2025-02-18	SELL	Market Sell	홍순철 Sooncheol Hong	Managing Director	-5.0K	₩65,000	-78.0%	₩325M ($226K)
2025-02-13	SELL	Market Sell	오민환 Minhwan Oh	Managing Director	-5.0K	₩45,750	-152.9%	₩229M ($159K)
2025-02-12	SELL	Market Sell	한용호 Yongho Han	Managing Director	-10.0K	₩46,250	-150.2%	₩463M ($321K)
2025-02-11	SELL	Market Sell	임영득 Youngdeuk Lim	president	-6.0K	₩47,850	-141.8%	₩287M ($199K)
2025-02-11	SELL	Market Sell	김인수 Insu Kim	Managing Director	-1.0K	₩47,850	-141.8%	₩48M ($33K)
2025-01-07	SELL	Market Sell	김인수 Insu Kim	Managing Director	-2.0K	₩34,050	-239.8%	₩68M ($47K)
2025-01-06	SELL	Market Sell	김인수 Insu Kim	Managing Director	-2.0K	₩33,950	-240.8%	₩68M ($47K)
2024-12-27	SELL	Market Sell	김인수 Insu Kim	Managing Director	-7.0K	₩28,200	-310.3%	₩197M ($137K)
2024-12-26	SELL	Market Sell	김인수 Insu Kim	Managing Director	-3.0K	₩27,400	-322.3%	₩82M ($57K)
2024-12-11	SELL	Market Sell	김인수 Insu Kim	Managing Director	-915	₩24,650	-369.4%	₩23M ($16K)
2024-10-18	SELL	Market Sell	류영상 Ryu Young-sang	president	-19.9K	₩33,500	-245.4%	₩668M ($464K)
2024-10-15	SELL	Market Sell	류영상 Ryu Young-sang	president	-4.4K	₩35,800	-223.2%	₩158M ($109K)
2024-10-14	SELL	Market Sell	류영상 Ryu Young-sang	president	-13.9K	₩38,500	-200.5%	₩537M ($373K)
2024-10-11	SELL	Market Sell	류영상 Ryu Young-sang	president	-6.7K	₩36,600	-216.1%	₩246M ($171K)
2024-08-12	SELL	Market Sell	김인수 Insu Kim	Managing Director	-112	₩25,900	-346.7%	₩3M ($2K)
2024-08-08	SELL	Market Sell	김인수 Insu Kim	Managing Director	-500	₩24,900	-364.7%	₩12M ($9K)
2024-07-19	BUY	콜옵션권리행사에따른주식취득	류영상 Ryu Young-sang	torture	45.0K	₩27,100	+326.9%	₩1.2B ($847K)
2024-07-08	BUY	기타	김인수 Insu Kim	Managing Director	3.5K	₩29,000	+299.0%	₩102M ($71K)
2024-07-01	BUY	제3자배정유상증자	SKBATTERYAMERICA,INC.	-	1.5M	₩28,550	+305.3%	₩44.1B ($30.6M)
2024-06-28	SELL	전환등	류영상 Ryu Young-sang	torture	-45.0K	₩29,300	-294.9%	₩1.3B ($916K)
2024-06-25	BUY	기타	류영상 Ryu Young-sang	torture	45.0K	₩30,900	+274.4%	₩1.4B ($966K)
2024-06-17	BUY	Market Buy	임영득 Youngdeuk Lim	president	3.0K	₩26,950	+329.3%	₩81M ($56K)
2024-06-03	SELL	Market Sell	홍순철 Sooncheol Hong	Managing Director	-2.0K	₩30,050	-285.0%	₩60M ($42K)
2024-05-31	SELL	Market Sell	홍순철 Sooncheol Hong	Managing Director	-1.0K	₩30,950	-273.8%	₩31M ($21K)
2024-05-29	SELL	Market Sell	김남철 Namcheol Kim	moving	-1.9K	₩32,950	-251.1%	₩63M ($44K)
2024-05-29	SELL	Market Sell	김남철 Namcheol Kim	moving	-122	₩32,950	-251.1%	₩4M ($3K)
2024-05-27	SELL	Market Sell	김인수 Insu Kim	Managing Director	-3.0K	₩29,150	-296.9%	₩87M ($61K)
2024-04-04	SELL	Market Sell	한용호 Yongho Han	Managing Director	-1.0K	₩31,150	-271.4%	₩31M ($22K)
2023-03-27	BUY	Market Buy	임영득 Youngdeuk Lim	president	3.0K	₩33,450	+245.9%	₩100M ($70K)

Frequently asked questions

Who has been buying Yuil Robotics stock?: 8 distinct insiders have filed 2 disclosed insider purchases in Yuil Robotics (388720), most recently on 2026-05-04. 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 Yuil Robotics have?: Yuil Robotics has 2 buy-side and 28 sell-side disclosures on record, covering ₩6.9B ($4.8M) in total reported value, spanning 2023-03-27 to 2026-05-04.
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.