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Korea Petroleum Industry 004090

Company
한국석유공업Korea Petroleum Industry
Insiders
2
Buys
2
Total Value
₩19M ($14K)
Avg Return
+36.86%
Last Filing
2025-12-29

Korea Petroleum Industry (004090) has 2 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩19M ($14K) in reported transaction value. The earliest filing StockDrifts holds for Korea Petroleum Industry is dated 2025-01-01; the most recent is 2025-12-29. Across these filings the average return since disclosure is +36.86%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2025-12-29BUYMarket Buy
오재환
Jaehwan Oh
Managing Director400₩13,890+37.0%₩6M ($4K)
2025-12-26BUYMarket Buy
김상수
Sangsu Kim
moving1.0K₩13,920+36.7%₩14M ($10K)
2025-01-01BUY신규보고
양재봉
Tailoring
moving1.0K₩13,220+44.0%₩13M ($9K)

Frequently asked questions

Who has been buying Korea Petroleum Industry stock?
2 distinct insiders have filed 2 disclosed insider purchases in Korea Petroleum Industry (004090), most recently on 2025-12-29. 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 Korea Petroleum Industry have?
Korea Petroleum Industry has 2 buy-side and 0 sell-side disclosures on record, covering ₩19M ($14K) in total reported value, spanning 2025-01-01 to 2025-12-29.
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.