StockDrifts LogoStockDrifts

Nongwoo Bio 054050

Company
농우바이오Nongwoo Bio
Insiders
2
Buys
14
Total Value
₩123M ($85K)
Avg Return
+6.85%
Last Filing
2026-06-10

Nongwoo Bio (054050) has 14 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩123M ($85K) in reported transaction value. The earliest filing StockDrifts holds for Nongwoo Bio is dated 2024-04-09; the most recent is 2026-06-10. 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 +6.85%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-06-10BUYMarket Buy
양현구
Yang Hyeon-gu
CEO4.0K₩6,960+4.3%₩28M ($19K)
2025-08-18BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director701₩8,250+3.1%₩6M ($4K)
2025-08-14BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director299₩8,370+1.7%₩3M ($2K)
2025-08-13BUYMarket Buy
양현구
Yang Hyeon-gu
CEO2.0K₩8,460+0.6%₩17M ($12K)
2025-07-21BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director1.0K₩8,810-3.4%₩9M ($6K)
2025-04-02BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director600₩7,160+18.9%₩4M ($3K)
2025-04-02BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director1.4K₩7,160+18.9%₩10M ($7K)
2024-10-16BUYMarket Buy
양현구
Yang Hyeon-gu
CEO2.0K₩7,480+13.8%₩15M ($10K)
2024-04-22BUYMarket Buy
최정훈
Jeonghoon Choi
Managing Director2.0K₩7,980+6.6%₩16M ($11K)
2024-04-11BUYMarket Buy
양현구
Yang Hyeon-gu
CEO1.0K₩7,990+6.5%₩8M ($6K)
2024-04-09BUYMarket Buy
양현구
Yang Hyeon-gu
CEO302₩8,010+6.2%₩2M ($2K)
2024-04-09BUYMarket Buy
양현구
Yang Hyeon-gu
CEO6₩8,010+6.2%₩48K ($33)
2024-04-09BUYMarket Buy
양현구
Yang Hyeon-gu
CEO95₩8,010+6.2%₩761K ($528)
2024-04-09BUYMarket Buy
양현구
Yang Hyeon-gu
CEO597₩8,010+6.2%₩5M ($3K)

Frequently asked questions

Who has been buying Nongwoo Bio stock?
2 distinct insiders have filed 14 disclosed insider purchases in Nongwoo Bio (054050), most recently on 2026-06-10. 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 Nongwoo Bio have?
Nongwoo Bio has 14 buy-side and 0 sell-side disclosures on record, covering ₩123M ($85K) in total reported value, spanning 2024-04-09 to 2026-06-10.
Where does StockDrifts get Nongwoo Bio 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 Nongwoo Bio. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.