Who has been buying Plantinet stock?

2 distinct insiders have filed 0 disclosed insider purchases in Plantinet (075130), most recently on 2026-03-27. 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 Plantinet have?

Plantinet has 0 buy-side and 2 sell-side disclosures on record, covering ₩51M ($35K) in total reported value, spanning 2024-04-23 to 2026-03-27.

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.

Plantinet 075130

Company

플랜티넷Plantinet

Insiders

Buys

Total Value

₩51M ($35K)

Avg Return

+9.63%

Last Filing

2026-03-27

Plantinet (075130) has 0 disclosed insider purchases and 2 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩51M ($35K) in reported transaction value. The earliest filing StockDrifts holds for Plantinet is dated 2024-04-23; the most recent is 2026-03-27. Across these filings the average return since disclosure is +9.63%, 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
2026-03-27	BUY	신규선임	김일 Kim Il	Outside Director	25.0K	₩2,250	+0.0%	₩56M ($39K)
2025-08-01	BUY	신규선임	류영주 Youngju Ryu	Managing Director	6.2K	₩2,835	-20.6%	₩18M ($12K)
2024-12-31	SELL	임원퇴임	조성석 Cho Seong-seok	Managing Director	-400	₩2,565	+12.3%	₩1M ($713)
2024-12-13	SELL	Market Sell	조성석 Cho Seong-seok	Managing Director	-10.0K	₩2,920	+22.9%	₩29M ($20K)
2024-12-06	SELL	Market Sell	김정욱 Kim Jeong-wook	Outside Director	-10.0K	₩2,170	-3.7%	₩22M ($15K)
2024-04-23	BUY	PROGRAM	유현종 Hyeonjong Yoo	Assistant Managing Director	4.0K	₩2,255	-0.2%	₩9M ($6K)
2024-04-23	BUY	PROGRAM	김정욱 Kim Jeong-wook	Outside Director	10.0K	₩2,255	-0.2%	₩23M ($16K)
2024-04-23	BUY	PROGRAM	김도훈 Kim Do-hoon	Assistant Managing Director	10.0K	₩2,255	-0.2%	₩23M ($16K)
2024-04-23	BUY	PROGRAM	조성석 Cho Seong-seok	Managing Director	10.0K	₩2,255	-0.2%	₩23M ($16K)
2024-04-23	BUY	PROGRAM	김성준 Seongjun Kim	Internal director	20.0K	₩2,255	-0.2%	₩45M ($31K)
2024-04-23	BUY	PROGRAM	박철진 Park Cheol-jin	Managing Director	10.0K	₩2,255	-0.2%	₩23M ($16K)
2024-04-23	BUY	PROGRAM	김진해 Jinhae Kim	Internal director	30.0K	₩2,255	-0.2%	₩68M ($47K)

Frequently asked questions

Who has been buying Plantinet stock?: 2 distinct insiders have filed 0 disclosed insider purchases in Plantinet (075130), most recently on 2026-03-27. 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 Plantinet have?: Plantinet has 0 buy-side and 2 sell-side disclosures on record, covering ₩51M ($35K) in total reported value, spanning 2024-04-23 to 2026-03-27.
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.