Who has been buying PSK Holdings stock?

1 distinct insiders have filed 0 disclosed insider purchases in PSK Holdings (031980), most recently on 2026-04-15. 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 PSK Holdings have?

PSK Holdings has 0 buy-side and 9 sell-side disclosures on record, covering ₩14.1B ($9.8M) in total reported value, spanning 2024-03-08 to 2026-04-15.

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.

PSK Holdings 031980

Company

피에스케이홀딩스PSK Holdings

Insiders

Buys

Total Value

₩14.1B ($9.8M)

Avg Return

-78.18%

Last Filing

2026-04-15

PSK Holdings (031980) has 0 disclosed insider purchases and 9 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩14.1B ($9.8M) in reported transaction value. The earliest filing StockDrifts holds for PSK Holdings is dated 2024-03-08; the most recent is 2026-04-15. Across these filings the average return since disclosure is -78.18%, 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
2026-09-02	SELL	증여	박경수 Park Kyung-soo	CEO	-40.0K	₩122,000	-18.0%	₩4.9B ($3.4M)
2026-04-15	SELL	시간외매매	박은영 Eunyoung Park	-	-38.6K	₩113,300	+2.3%	₩4.4B ($3.0M)
2026-04-14	SELL	증여	박은영 Eunyoung Park	-	-9.3K	₩108,000	-2.5%	₩1000M ($694K)
2025-03-01	BUY	신규선임	이동희 Lee Dong-hee	Managing Director	464	₩39,350	+101.0%	₩18M ($13K)
2024-05-16	SELL	증여	박은영 Eunyoung Park	-	-18.3K	₩54,500	-45.1%	₩1.0B ($694K)
2024-04-26	SELL	Market Sell	박은영 Eunyoung Park	-	-27.6K	₩48,850	-61.9%	₩1.3B ($937K)
2024-04-25	SELL	Market Sell	박은영 Eunyoung Park	-	-15.5K	₩46,250	-71.0%	₩716M ($497K)
2024-04-24	SELL	Market Sell	박은영 Eunyoung Park	-	-6.7K	₩49,600	-59.5%	₩334M ($232K)
2024-04-23	SELL	Market Sell	박은영 Eunyoung Park	-	-47.5K	₩44,850	-76.4%	₩2.1B ($1.5M)
2024-04-22	SELL	Market Sell	박은영 Eunyoung Park	-	-58.5K	₩47,950	-65.0%	₩2.8B ($1.9M)
2024-03-14	SELL	Market Sell	박은영 Eunyoung Park	-	-23.1K	₩39,550	-100.0%	₩912M ($633K)
2024-03-13	SELL	Market Sell	박은영 Eunyoung Park	-	-48.5K	₩41,100	-92.5%	₩2.0B ($1.4M)
2024-03-12	SELL	Market Sell	박은영 Eunyoung Park	-	-31.7K	₩42,400	-86.6%	₩1.3B ($934K)
2024-03-08	SELL	Market Sell	박은영 Eunyoung Park	-	-59.7K	₩41,450	-90.8%	₩2.5B ($1.7M)

Frequently asked questions

Who has been buying PSK Holdings stock?: 1 distinct insiders have filed 0 disclosed insider purchases in PSK Holdings (031980), most recently on 2026-04-15. 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 PSK Holdings have?: PSK Holdings has 0 buy-side and 9 sell-side disclosures on record, covering ₩14.1B ($9.8M) in total reported value, spanning 2024-03-08 to 2026-04-15.
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.