Who has been buying PS Electronics stock?

6 distinct insiders have filed 18 disclosed insider purchases in PS Electronics (332570), most recently on 2026-07-01. 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 PS Electronics have?

PS Electronics has 18 buy-side and 1 sell-side disclosures on record, covering ₩677M ($470K) in total reported value, spanning 2024-12-02 to 2026-07-01.

Where does StockDrifts get PS Electronics 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.

PS Electronics 332570

Company

PS일렉트로닉스PS Electronics

Insiders

Buys

Total Value

₩677M ($470K)

Avg Return

+122.12%

Last Filing

2026-07-01

PS Electronics (332570) has 18 disclosed insider purchases and 1 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩677M ($470K) in reported transaction value. The earliest filing StockDrifts holds for PS Electronics is dated 2024-12-02; the most recent is 2026-07-01. 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 +122.12%, 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
2026-07-01	BUY	콜옵션권리행사에따른주식취득	유대규 Yoo Dae-gyu	CEO	683.7K	₩5,730	-2.4%	₩3.9B ($2.7M)
2026-06-09	SELL	시간외매매	김경오 Kim Kyung-oh	Managing Director	-50.0K	₩8,400	+5.8%	₩420M ($292K)
2026-06-09	SELL	시간외매매	민경준 Min Kyung-jun	vice president	-100.0K	₩8,400	+5.8%	₩840M ($583K)
2026-06-09	SELL	시간외매매	김영택 Youngtaek Kim	Managing Director	-50.0K	₩8,400	+5.8%	₩420M ($292K)
2025-03-31	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	30.0K	₩3,230	+71.8%	₩97M ($67K)
2025-02-11	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	8.0K	₩4,425	+25.4%	₩35M ($25K)
2024-12-17	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	45.0K	₩2,495	+122.4%	₩112M ($78K)
2024-12-16	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	5.0K	₩2,450	+126.5%	₩12M ($9K)
2024-12-12	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	15.0K	₩2,400	+131.3%	₩36M ($25K)
2024-12-11	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	40.0K	₩2,325	+138.7%	₩93M ($65K)
2024-12-09	BUY	Market Buy	민경준 Min Kyung-jun	vice president	2.0K	₩2,145	+158.7%	₩4M ($3K)
2024-12-09	BUY	Market Buy	김은종 Eunjong Kim	Managing Director	4.2K	₩2,145	+158.7%	₩9M ($6K)
2024-12-06	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	45.0K	₩2,210	+151.1%	₩99M ($69K)
2024-12-05	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	5.0K	₩2,165	+156.3%	₩11M ($8K)
2024-12-04	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	20.0K	₩2,195	+152.8%	₩44M ($30K)
2024-12-03	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	10.0K	₩2,185	+154.0%	₩22M ($15K)
2024-12-03	BUY	Market Buy	김영택 Youngtaek Kim	Managing Director	4.0K	₩2,185	+154.0%	₩9M ($6K)
2024-12-02	BUY	Market Buy	이건영 Lee Kun-young	Managing Director	2.0K	₩2,180	+154.6%	₩4M ($3K)
2024-12-02	BUY	Market Buy	유대규 Yoo Dae-gyu	CEO	25.0K	₩2,180	+154.6%	₩55M ($38K)
2024-12-02	BUY	Market Buy	김경오 Kim Kyung-oh	Managing Director	5.0K	₩2,180	+154.6%	₩11M ($8K)
2024-12-02	SELL	Market Sell	민경준 Min Kyung-jun	vice president	-12	₩2,180	-154.6%	₩26K ($18)
2024-12-02	BUY	Market Buy	민경준 Min Kyung-jun	vice president	5.5K	₩2,180	+154.6%	₩12M ($8K)
2024-12-02	BUY	Market Buy	김은종 Eunjong Kim	Managing Director	5.0K	₩2,180	+154.6%	₩11M ($8K)

Frequently asked questions

Who has been buying PS Electronics stock?: 6 distinct insiders have filed 18 disclosed insider purchases in PS Electronics (332570), most recently on 2026-07-01. 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 PS Electronics have?: PS Electronics has 18 buy-side and 1 sell-side disclosures on record, covering ₩677M ($470K) in total reported value, spanning 2024-12-02 to 2026-07-01.
Where does StockDrifts get PS Electronics 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 PS Electronics. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.