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bio plus 099430

Company
바이오플러스bio plus
Insiders
2
Buys
12
Total Value
₩2.7B ($1.9M)
Avg Return
+7.67%
Last Filing
2026-02-04

bio plus (099430) has 12 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩2.7B ($1.9M) in reported transaction value. The earliest filing StockDrifts holds for bio plus is dated 2024-06-04; the most recent is 2026-02-04. 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 +7.67%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-02-04BUYMarket Buy
한인석
Inseok Han
vice president1.9K₩5,340+3.4%₩10M ($7K)
2026-02-03BUYMarket Buy
한인석
Inseok Han
vice president3.6K₩5,260+4.9%₩19M ($13K)
2026-01-28BUYMarket Buy
한인석
Inseok Han
vice president900₩5,480+0.7%₩5M ($3K)
2026-01-27BUYMarket Buy
정현규
Hyeongyu Jeong
CEO114.4K₩5,460+1.1%₩625M ($434K)
2026-01-26BUYMarket Buy
정현규
Hyeongyu Jeong
CEO82.4K₩5,300+4.2%₩437M ($303K)
2026-01-26BUYMarket Buy
한인석
Inseok Han
vice president1.8K₩5,300+4.2%₩10M ($7K)
2026-01-23BUYMarket Buy
정현규
Hyeongyu Jeong
CEO133.5K₩5,330+3.6%₩712M ($494K)
2024-11-18BUYMarket Buy
정현규
Hyeongyu Jeong
CEO20.0K₩4,820+14.5%₩96M ($67K)
2024-11-05BUYMarket Buy
정현규
Hyeongyu Jeong
CEO52.1K₩5,520+0.0%₩288M ($200K)
2024-11-04BUYMarket Buy
정현규
Hyeongyu Jeong
CEO47.9K₩5,390+2.4%₩258M ($179K)
2024-08-31SELL임원퇴임
선재욱
Seon Jae-wook
pro-20.0K₩5,800+4.8%₩116M ($81K)
2024-08-31SELL임원퇴임
선재욱
Seon Jae-wook
pro-212.2K₩5,800+4.8%₩1.2B ($855K)
2024-07-17SELL증여
정현규
Hyeongyu Jeong
CEO-300.0K₩6,190+10.8%₩1.9B ($1.3M)
2024-06-05BUYMarket Buy
정현규
Hyeongyu Jeong
CEO20.0K₩4,330+27.5%₩87M ($60K)
2024-06-04BUYMarket Buy
정현규
Hyeongyu Jeong
CEO30.0K₩4,395+25.6%₩132M ($92K)

Frequently asked questions

Who has been buying bio plus stock?
2 distinct insiders have filed 12 disclosed insider purchases in bio plus (099430), most recently on 2026-02-04. 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 bio plus have?
bio plus has 12 buy-side and 0 sell-side disclosures on record, covering ₩2.7B ($1.9M) in total reported value, spanning 2024-06-04 to 2026-02-04.
Where does StockDrifts get bio plus 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 bio plus. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.