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Jinyang Industry 003780

Company
진양산업Jinyang Industry
Insiders
1
Buys
5
Total Value
₩4.7B ($3.2M)
Avg Return
+11.27%
Last Filing
2025-05-29

Jinyang Industry (003780) has 5 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩4.7B ($3.2M) in reported transaction value. The earliest filing StockDrifts holds for Jinyang Industry is dated 2025-05-23; the most recent is 2025-05-29. Across these filings the average return since disclosure is +11.27%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-08-27BUYMarket Buy
최원석
Choi Won-seok
CEO10.0K₩3,840+1.7%₩38M ($26K)
2025-05-29BUYMarket Buy
진양홀딩스
Jinyang Holdings
-21.3K₩5,880+12.1%₩125M ($87K)
2025-05-28BUYMarket Buy
진양홀딩스
Jinyang Holdings
-72.0K₩5,840+12.8%₩420M ($292K)
2025-05-27BUYMarket Buy
진양홀딩스
Jinyang Holdings
-134.0K₩5,760+14.4%₩772M ($536K)
2025-05-26BUYMarket Buy
진양홀딩스
Jinyang Holdings
-115.0K₩6,180+6.6%₩711M ($494K)
2025-05-23BUYMarket Buy
진양홀딩스
Jinyang Holdings
-441.2K₩5,970+10.4%₩2.6B ($1.8M)

Frequently asked questions

Who has been buying Jinyang Industry stock?
1 distinct insiders have filed 5 disclosed insider purchases in Jinyang Industry (003780), most recently on 2025-05-29. 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 Jinyang Industry have?
Jinyang Industry has 5 buy-side and 0 sell-side disclosures on record, covering ₩4.7B ($3.2M) in total reported value, spanning 2025-05-23 to 2025-05-29.
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.