Who has been buying Poongsan Holdings stock?

4 distinct insiders have filed 67 disclosed insider purchases in Poongsan Holdings (005810), most recently on 2026-07-14. 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 Poongsan Holdings have?

Poongsan Holdings has 67 buy-side and 0 sell-side disclosures on record, covering ₩165M ($114K) in total reported value, spanning 2021-02-02 to 2026-07-14.

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.

Poongsan Holdings 005810

Company

풍산홀딩스Poongsan Holdings

Insiders

Buys

Total Value

₩165M ($114K)

Avg Return

+37.39%

Last Filing

2026-07-14

Poongsan Holdings (005810) has 67 disclosed insider purchases and 0 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩165M ($114K) in reported transaction value. The earliest filing StockDrifts holds for Poongsan Holdings is dated 2021-02-02; the most recent is 2026-07-14. Across these filings the average return since disclosure is +37.39%, 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
2026-09-14	BUY	Market Buy	황세영 Seyoung Hwang	vice president	200	₩37,400	-0.5%	₩8M ($5K)
2026-09-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	63	₩37,800	-1.6%	₩2M ($2K)
2026-09-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	127	₩37,800	-1.6%	₩5M ($3K)
2026-08-12	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	63	₩37,800	-1.6%	₩2M ($2K)
2026-08-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	127	₩37,800	-1.6%	₩5M ($3K)
2026-08-10	BUY	Market Buy	황세영 Seyoung Hwang	vice president	200	₩38,000	-2.1%	₩8M ($5K)
2026-07-14	BUY	Market Buy	황세영 Seyoung Hwang	vice president	200	₩32,950	+1.7%	₩7M ($5K)
2026-07-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	139	₩34,300	+8.4%	₩5M ($3K)
2026-07-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	69	₩34,300	+8.4%	₩2M ($2K)
2026-06-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	28	₩35,550	-5.8%	₩1M ($706)
2026-06-10	BUY	Market Buy	황세영 Seyoung Hwang	vice president	103	₩35,650	-6.0%	₩4M ($3K)
2026-06-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	135	₩35,650	+10.2%	₩5M ($3K)
2026-06-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	67	₩35,650	+4.3%	₩2M ($2K)
2026-05-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	110	₩41,700	-5.8%	₩5M ($3K)
2026-05-11	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	60	₩42,800	-13.1%	₩3M ($2K)
2026-05-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	85	₩42,800	-1.3%	₩4M ($3K)
2025-09-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	60	₩40,700	+1.5%	₩2M ($2K)
2025-08-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	43	-	-	-
2025-08-12	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	57	₩40,350	+2.4%	₩2M ($2K)
2025-08-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	114	-	-	-
2025-08-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	173	-	-	-
2025-07-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	100	₩52,200	-20.9%	₩5M ($4K)
2025-07-10	BUY	Market Buy	황세영 Seyoung Hwang	vice president	18	₩52,200	-20.9%	₩940K ($653)
2025-07-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	50	₩52,200	-20.9%	₩3M ($2K)
2025-07-09	BUY	Market Buy	황세영 Seyoung Hwang	vice president	81	₩52,200	-20.9%	₩4M ($3K)
2025-06-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	23	₩39,750	+3.9%	₩914K ($635)
2025-06-11	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	135	₩39,200	+5.4%	₩5M ($4K)
2025-06-11	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	67	₩39,200	+5.4%	₩3M ($2K)
2025-06-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	110	₩39,200	+5.4%	₩4M ($3K)
2025-05-12	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	84	₩28,650	+44.1%	₩2M ($2K)
2025-05-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	168	₩28,650	+44.1%	₩5M ($3K)
2025-05-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	30	₩28,650	+44.1%	₩860K ($597)
2025-05-09	BUY	Market Buy	황세영 Seyoung Hwang	vice president	134	₩29,200	+41.4%	₩4M ($3K)
2025-04-15	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	113	₩27,450	+50.5%	₩3M ($2K)
2025-04-10	BUY	Market Buy	황세영 Seyoung Hwang	vice president	39	₩26,250	+57.3%	₩1M ($711)
2025-04-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	189	₩26,250	+57.3%	₩5M ($3K)
2025-04-09	BUY	Market Buy	황세영 Seyoung Hwang	vice president	143	₩25,150	+64.2%	₩4M ($2K)
2025-03-12	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	85	₩27,850	+48.3%	₩2M ($2K)
2025-03-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	170	₩27,850	+48.3%	₩5M ($3K)
2025-03-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	30	₩27,850	+48.3%	₩836K ($580)
2025-03-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	138	₩28,500	+44.9%	₩4M ($3K)
2025-02-12	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	91	₩26,800	+54.1%	₩2M ($2K)
2025-02-12	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	183	₩26,800	+54.1%	₩5M ($3K)
2025-02-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	31	₩26,800	+54.1%	₩831K ($577)
2025-02-11	BUY	Market Buy	황세영 Seyoung Hwang	vice president	146	₩26,700	+54.7%	₩4M ($3K)
2025-01-10	BUY	Market Buy	황세영 Seyoung Hwang	vice president	31	₩26,550	+55.6%	₩823K ($572)
2025-01-10	BUY	Market Buy	서정국 Seo Jeong-guk	vice president	56	₩26,550	+55.6%	₩1M ($1K)
2025-01-10	BUY	Market Buy	박우동 Park Woo-dong	CEO Vice Chairman	186	₩26,550	+55.6%	₩5M ($3K)
2025-01-09	BUY	Market Buy	황세영 Seyoung Hwang	vice president	148	₩26,500	+55.9%	₩4M ($3K)
2024-12-12	BUY	Market Buy	황세영 Seyoung Hwang	vice president	29	₩25,700	+60.7%	₩745K ($518)

Showing the 50 most recent of 83 filings.

Frequently asked questions

Who has been buying Poongsan Holdings stock?: 4 distinct insiders have filed 67 disclosed insider purchases in Poongsan Holdings (005810), most recently on 2026-07-14. 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 Poongsan Holdings have?: Poongsan Holdings has 67 buy-side and 0 sell-side disclosures on record, covering ₩165M ($114K) in total reported value, spanning 2021-02-02 to 2026-07-14.
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.