Who has been buying Woojin Plaim stock?

1 distinct insiders have filed 9 disclosed insider purchases in Woojin Plaim (049800), most recently on 2026-03-13. 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 Woojin Plaim have?

Woojin Plaim has 9 buy-side and 0 sell-side disclosures on record, covering ₩166M ($115K) in total reported value, spanning 2019-03-29 to 2026-03-13.

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.

Woojin Plaim 049800

Company

우진플라임Woojin Plaim

Insiders

Buys

Total Value

₩166M ($115K)

Avg Return

+25.50%

Last Filing

2026-03-13

Woojin Plaim (049800) has 9 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩166M ($115K) in reported transaction value. The earliest filing StockDrifts holds for Woojin Plaim is dated 2019-03-29; the most recent is 2026-03-13. Across these filings the average return since disclosure is +25.50%, 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
2026-08-27	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	186	₩1,778	-0.7%	₩331K ($230)
2026-08-21	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	10.4K	₩1,791	-1.4%	₩19M ($13K)
2026-08-20	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	573	₩1,791	-1.4%	₩1M ($736)
2026-08-10	SELL	증여	임동규 Lim Dong-gyu	vice president	-111.1K	₩1,820	+0.1%	₩202M ($140K)
2026-07-31	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	14.9K	₩1,760	+0.0%	₩24M ($16K)
2026-03-13	SELL	증여	김익환 Kim Ik-hwan	CEO	-402.0K	-	-	-
2026-02-10	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	16.2K	₩2,850	-0.7%	₩46M ($32K)
2026-02-09	SELL	증여	김익환 Kim Ik-hwan	CEO	-198.0K	₩2,610	-8.4%	₩517M ($359K)
2026-02-06	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	7.8K	₩2,480	+14.1%	₩19M ($13K)
2026-02-05	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	20.4K	₩2,195	+28.9%	₩45M ($31K)
2026-02-04	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	1.7K	₩2,050	+38.0%	₩3M ($2K)
2024-11-15	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	2.0K	₩2,180	+29.8%	₩4M ($3K)
2024-11-14	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	598	₩2,160	+31.0%	₩1M ($897)
2024-11-13	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	8.2K	₩2,165	+30.7%	₩18M ($12K)
2024-11-12	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	5.5K	₩2,195	+28.9%	₩12M ($8K)
2024-11-11	BUY	Market Buy	임동규 Lim Dong-gyu	vice president	7.7K	₩2,200	+28.6%	₩17M ($12K)
2024-03-20	BUY	장외매수	임동규 Lim Dong-gyu	vice president	70.0K	₩2,755	+2.7%	₩193M ($134K)
2021-04-23	BUY	무상신주취득	임동규 Lim Dong-gyu	vice president	45.0K	₩6,050	-53.2%	₩272M ($189K)
2021-04-23	BUY	무상신주취득	김정순 Kim Jeong-soon	-	1.2M	₩6,050	-53.2%	₩7.5B ($5.2M)
2021-04-23	BUY	무상신주취득	김익환 Kim Ik-hwan	CEO	2.5M	₩6,050	-53.2%	₩15.3B ($10.6M)
2019-03-29	BUY	신규선임	임동규 Lim Dong-gyu	vice president	45.0K	₩2,675	+5.8%	₩120M ($84K)

Frequently asked questions

Who has been buying Woojin Plaim stock?: 1 distinct insiders have filed 9 disclosed insider purchases in Woojin Plaim (049800), most recently on 2026-03-13. 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 Woojin Plaim have?: Woojin Plaim has 9 buy-side and 0 sell-side disclosures on record, covering ₩166M ($115K) in total reported value, spanning 2019-03-29 to 2026-03-13.
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.