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Isaac Engineering 351330

Company
이삭엔지니어링Isaac Engineering
Insiders
2
Buys
2
Total Value
₩143M ($99K)
Avg Return
+42.78%
Last Filing
2026-06-24

Isaac Engineering (351330) has 2 disclosed insider purchases and 2 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩143M ($99K) in reported transaction value. The earliest filing StockDrifts holds for Isaac Engineering is dated 2024-05-24; the most recent is 2026-06-24. 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 +42.78%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-06-24BUYMarket Buy
지성찬
Ji Seong-chan
Managing Director1.0K---
2024-11-13BUYMarket Buy
지성찬
Ji Seong-chan
Managing Director2.0K₩6,840+20.9%₩14M ($10K)
2024-05-28SELLMarket Sell
김용출
Yongchul Kim
Managing Director-2.0K₩17,870+53.7%₩35M ($24K)
2024-05-24SELLMarket Sell
지성찬
Ji Seong-chan
Managing Director-5.3K₩17,870+53.7%₩94M ($65K)

Frequently asked questions

Who has been buying Isaac Engineering stock?
2 distinct insiders have filed 2 disclosed insider purchases in Isaac Engineering (351330), most recently on 2026-06-24. 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 Isaac Engineering have?
Isaac Engineering has 2 buy-side and 2 sell-side disclosures on record, covering ₩143M ($99K) in total reported value, spanning 2024-05-24 to 2026-06-24.
Where does StockDrifts get Isaac Engineering 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 Isaac Engineering. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.