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JMI 033050

Company
제이엠아이JMI
Insiders
1
Buys
29
Total Value
₩472M ($328K)
Avg Return
-0.02%
Last Filing
2026-05-08

JMI (033050) has 29 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩472M ($328K) in reported transaction value. The earliest filing StockDrifts holds for JMI is dated 2026-02-24; the most recent is 2026-05-08. Across these filings the average return since disclosure is -0.02%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-08-11BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO9.8K₩940-4.8%₩9M ($6K)
2026-08-05BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO160.9K₩933+0.0%₩154M ($107K)
2026-08-04BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO115.4K₩924+0.0%₩107M ($74K)
2026-08-03BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO42.2K₩914+1.1%₩38M ($26K)
2026-07-31BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO36.8K₩939-1.6%₩32M ($23K)
2026-07-30BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO19.8K₩898+2.9%₩17M ($12K)
2026-07-29BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO17.2K₩893+3.5%₩14M ($10K)
2026-07-28BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO6.7K₩868+6.5%₩5M ($4K)
2026-05-08BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO30.8K₩996+0.0%₩31M ($21K)
2026-05-07BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO9.0K₩1,007-1.1%₩9M ($6K)
2026-05-06BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO32.9K₩1,031-3.4%₩34M ($24K)
2026-05-04BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO36.0K₩1,008-1.2%₩36M ($25K)
2026-04-30BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO29.9K₩1,025-2.8%₩31M ($21K)
2026-04-29BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO9.6K₩1,079+0.0%₩10M ($7K)
2026-04-28BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO10.9K₩1,086-0.6%₩12M ($8K)
2026-04-27BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO11.5K₩1,042+3.5%₩12M ($8K)
2026-04-24BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO104.9K₩1,042+3.5%₩109M ($76K)
2026-04-23BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO92.6K₩1,033+4.5%₩96M ($66K)
2026-04-22BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO83.2K₩1,108-2.6%₩92M ($64K)
2026-03-20BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO20.7K---
2026-03-19BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO39.4K---
2026-03-18BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO22.6K---
2026-03-17BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO24.0K---
2026-03-16BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO9.6K---
2026-03-13BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO18.3K---
2026-03-12BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO16.7K---
2026-03-11BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO6.4K---
2026-03-10BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO12.3K---
2026-03-09BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO24.4K---
2026-03-06BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO9.1K---
2026-03-05BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO5.8K---
2026-03-04BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman21.2K---
2026-03-03BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman18.7K---
2026-02-27BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman6.0K---
2026-02-26BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman8.0K---
2026-02-25BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman20.0K---
2026-02-24BUYMarket Buy
정광훈
Jeong Gwang-hoon
CEO/Chairman16.9K---

Frequently asked questions

Who has been buying JMI stock?
1 distinct insiders have filed 29 disclosed insider purchases in JMI (033050), most recently on 2026-05-08. 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 JMI have?
JMI has 29 buy-side and 0 sell-side disclosures on record, covering ₩472M ($328K) in total reported value, spanning 2026-02-24 to 2026-05-08.
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.