Who has been buying Easytronics stock?

2 distinct insiders have filed 32 disclosed insider purchases in Easytronics (377330), most recently on 2026-04-27. 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 Easytronics have?

Easytronics has 32 buy-side and 4 sell-side disclosures on record, covering ₩222M ($154K) in total reported value, spanning 2023-07-27 to 2026-04-27.

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.

Easytronics 377330

Company

이지트로닉스Easytronics

Insiders

Buys

Total Value

₩222M ($154K)

Avg Return

-1.99%

Last Filing

2026-04-27

Easytronics (377330) has 32 disclosed insider purchases and 4 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩222M ($154K) in reported transaction value. The earliest filing StockDrifts holds for Easytronics is dated 2023-07-27; the most recent is 2026-04-27. Across these filings the average return since disclosure is -1.99%, 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
2026-04-27	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	500	₩4,120	-4.3%	₩2M ($1K)
2026-04-24	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	500	₩4,085	-3.4%	₩2M ($1K)
2026-04-20	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.0K	₩3,890	+7.2%	₩4M ($3K)
2026-04-08	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	784	₩3,460	+11.7%	₩3M ($2K)
2026-04-07	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	500	₩3,365	+14.9%	₩2M ($1K)
2026-04-02	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.0K	₩3,225	+19.8%	₩3M ($2K)
2026-04-01	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.0K	₩3,330	+16.1%	₩3M ($2K)
2026-03-30	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.2K	₩3,130	+23.5%	₩4M ($3K)
2026-03-24	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.0K	₩3,160	-1.1%	₩3M ($2K)
2026-03-19	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	500	₩3,205	-2.5%	₩2M ($1K)
2026-03-16	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.5K	₩3,000	+4.2%	₩5M ($3K)
2026-03-13	BUY	Market Buy	강찬호 Chanho Kang	Director of Research Institute	1.0K	₩3,000	+4.2%	₩3M ($2K)
2026-03-10	BUY	수증	강민혁 Minhyuk Kang	vice president	28.7K	₩2,840	+10.0%	₩81M ($57K)
2026-03-10	BUY	신규선임	강민경 Kang Min-kyung	Managing Director	111.2K	₩2,840	+10.0%	₩316M ($219K)
2026-03-10	SELL	증여	강찬호 Chanho Kang	Director of Research Institute	-28.7K	₩2,840	-10.0%	₩81M ($57K)
2026-03-10	SELL	증여	강찬호 Chanho Kang	Director of Research Institute	-28.7K	₩2,840	-10.0%	₩81M ($57K)
2026-03-03	BUY	Market Buy	강찬호 Chanho Kang	Internal director	5.0K	₩2,985	+4.7%	₩15M ($10K)
2026-03-03	BUY	Market Buy	강찬호 Chanho Kang	Internal director	5.0K	₩2,985	+4.7%	₩15M ($10K)
2026-02-26	BUY	Market Buy	강찬호 Chanho Kang	Internal director	3.0K	₩3,155	-0.9%	₩9M ($7K)
2026-02-26	BUY	Market Buy	강찬호 Chanho Kang	Internal director	3.0K	₩3,155	-0.9%	₩9M ($7K)
2026-02-23	BUY	Market Buy	강찬호 Chanho Kang	Internal director	6.0K	₩3,210	-2.6%	₩19M ($13K)
2026-02-23	BUY	Market Buy	강찬호 Chanho Kang	Internal director	7.0K	₩3,210	-2.6%	₩22M ($16K)
2025-08-27	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,240	-26.3%	₩4M ($3K)
2025-08-27	BUY	Market Buy	강찬호 Chanho Kang	Internal director	600	₩4,240	-26.3%	₩3M ($2K)
2025-08-25	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.7K	₩4,225	-26.0%	₩7M ($5K)
2025-08-25	BUY	Market Buy	강찬호 Chanho Kang	Internal director	3.0K	₩4,225	-26.0%	₩13M ($9K)
2025-08-22	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.5K	₩4,215	-25.9%	₩6M ($4K)
2025-08-22	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,215	-25.9%	₩4M ($3K)
2025-08-20	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,215	-25.9%	₩4M ($3K)
2025-08-06	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,350	-28.2%	₩4M ($3K)
2025-07-30	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,485	-30.3%	₩4M ($3K)
2025-07-04	BUY	Market Buy	강찬호 Chanho Kang	Internal director	2.0K	₩4,555	-31.4%	₩9M ($6K)
2025-07-03	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,650	-32.8%	₩5M ($3K)
2025-07-02	BUY	Market Buy	강찬호 Chanho Kang	Internal director	1.0K	₩4,545	-31.2%	₩5M ($3K)
2025-07-02	BUY	Market Buy	강찬호 Chanho Kang	Internal director	2.0K	₩4,545	-31.2%	₩9M ($6K)
2025-07-02	BUY	Market Buy	강찬호 Chanho Kang	Internal director	2.0K	₩4,545	-31.2%	₩9M ($6K)
2024-06-12	SELL	Market Sell	남궁억 Namgoong Eok	president	-500	₩7,160	+56.4%	₩4M ($2K)
2024-06-10	BUY	주식매수선택권	남궁억 Namgoong Eok	president	30.0K	₩7,120	-56.1%	₩214M ($148K)
2024-06-04	SELL	Market Sell	남궁억 Namgoong Eok	president	-500	₩6,960	+55.1%	₩3M ($2K)
2024-04-12	SELL	Market Sell	남궁억 Namgoong Eok	president	-394	₩6,940	+55.0%	₩3M ($2K)
2024-03-27	BUY	신규선임	강민혁 Minhyuk Kang	Managing Director	82.5K	₩6,980	-55.2%	₩576M ($400K)
2023-07-27	SELL	Market Sell	남궁억 Namgoong Eok	president	-40	₩9,840	+68.2%	₩394K ($273)

Frequently asked questions

Who has been buying Easytronics stock?: 2 distinct insiders have filed 32 disclosed insider purchases in Easytronics (377330), most recently on 2026-04-27. 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 Easytronics have?: Easytronics has 32 buy-side and 4 sell-side disclosures on record, covering ₩222M ($154K) in total reported value, spanning 2023-07-27 to 2026-04-27.
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.