Who has been buying Storm Tech stock?

1 distinct insiders have filed 1 disclosed insider purchases in Storm Tech (352090), most recently on 2025-12-26. 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 Storm Tech have?

Storm Tech has 1 buy-side and 0 sell-side disclosures on record, covering ₩7M ($5K) in total reported value, spanning 2024-06-19 to 2025-12-26.

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.

Storm Tech 352090

Company

스톰테크Storm Tech

Insiders

Buys

Total Value

₩7M ($5K)

Avg Return

+3.57%

Last Filing

2025-12-26

Storm Tech (352090) has 1 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩7M ($5K) in reported transaction value. The earliest filing StockDrifts holds for Storm Tech is dated 2024-06-19; the most recent is 2025-12-26. Across these filings the average return since disclosure is +3.57%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2025-12-26	BUY	신규보고	강재유 Kang Jae-yu	-	1.1M	₩3,850	-1.9%	₩4.2B ($2.9M)
2025-12-26	SELL	증여	이경선 Kyeong-seon Lee	-	-2.0M	₩3,850	+1.9%	₩7.7B ($5.3M)
2025-12-26	SELL	증여	이경선 Kyeong-seon Lee	-	-2.0M	₩3,850	+1.9%	₩7.7B ($5.3M)
2025-12-26	BUY	신규보고	강재현 Jaehyun Kang	-	1.1M	₩3,850	-1.9%	₩4.2B ($2.9M)
2025-12-26	BUY	신규주요주주	강재현 Jaehyun Kang	-	2.0M	₩3,850	-1.9%	₩7.7B ($5.3M)
2025-12-26	BUY	신규주요주주	강재유 Kang Jae-yu	-	2.0M	₩3,850	-1.9%	₩7.7B ($5.3M)
2025-10-15	BUY	Market Buy	최준수 Junsu Choi	CEO	2.0K	₩3,645	+3.6%	₩7M ($5K)
2025-07-24	SELL	증여	이경선 Kyeong-seon Lee	-	-1.0M	₩3,865	+2.3%	₩3.9B ($2.7M)
2025-07-24	SELL	증여	이경선 Kyeong-seon Lee	-	-1.0M	₩3,865	+2.3%	₩3.9B ($2.7M)
2025-07-24	SELL	증여	이경선 Kyeong-seon Lee	-	-5.0K	₩3,865	+2.3%	₩19M ($13K)
2025-03-31	BUY	신규보고	최준수 Junsu Choi	CEO	3.0K	₩3,200	+18.0%	₩10M ($7K)
2024-09-02	BUY	무상신주취득	강기환 Kang Ki-hwan	CEO	4.8M	₩3,810	-0.9%	₩18.3B ($12.7M)
2024-09-02	BUY	무상신주취득	이경선 Kyeong-seon Lee	-	4.6M	₩3,810	-0.9%	₩17.6B ($12.2M)
2024-06-19	SELL	증여	이경선 Kyeong-seon Lee	-	-128.5K	₩3,785	+0.3%	₩487M ($338K)
2024-06-19	SELL	증여	강기환 Kang Ki-hwan	CEO	-128.5K	₩3,785	+0.3%	₩487M ($338K)

Frequently asked questions

Who has been buying Storm Tech stock?: 1 distinct insiders have filed 1 disclosed insider purchases in Storm Tech (352090), most recently on 2025-12-26. 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 Storm Tech have?: Storm Tech has 1 buy-side and 0 sell-side disclosures on record, covering ₩7M ($5K) in total reported value, spanning 2024-06-19 to 2025-12-26.
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.