Who has been buying Eco Pro HN stock?

4 distinct insiders have filed 3 disclosed insider purchases in Eco Pro HN (383310), most recently on 2026-02-11. 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 Eco Pro HN have?

Eco Pro HN has 3 buy-side and 1 sell-side disclosures on record, covering ₩140M ($97K) in total reported value, spanning 2022-05-19 to 2026-02-11.

Where does StockDrifts get Eco Pro HN 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.

Eco Pro HN 383310

Company

에코프로에이치엔Eco Pro HN

Insiders

Buys

Total Value

₩140M ($97K)

Avg Return

+19.23%

Last Filing

2026-02-11

Eco Pro HN (383310) has 3 disclosed insider purchases and 1 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩140M ($97K) in reported transaction value. The earliest filing StockDrifts holds for Eco Pro HN is dated 2022-05-19; the most recent is 2026-02-11. 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 +19.23%, 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
2026-02-11	BUY	Market Buy	양제헌 Yang Je-heon	Managing Director	1.0K	₩35,150	+2.7%	₩35M ($24K)
2026-01-01	BUY	신규선임	윤진경 Jinkyung Yoon	Expert (executive treatment)	15.3K	₩23,350	+54.6%	₩358M ($248K)
2025-11-28	BUY	기타	김종섭 Kim Jong-seop	CEO	3.3K	₩25,050	+44.1%	₩82M ($57K)
2025-10-22	BUY	PROGRAM	박상준 Sangjun Park	Managing Director	179	₩29,250	+23.4%	₩5M ($4K)
2025-10-22	BUY	PROGRAM	이주형 Joohyung Lee	Managing Director	225	₩29,250	+23.4%	₩7M ($5K)
2025-10-22	BUY	PROGRAM	김종섭 Kim Jong-seop	CEO	342	₩29,250	+23.4%	₩10M ($7K)
2025-10-22	BUY	PROGRAM	진찬언 Jin Chan-eon	chief	128	₩29,250	+23.4%	₩4M ($3K)
2025-10-22	BUY	PROGRAM	안병승 Byeongseung Ahn	Managing Director	187	₩29,250	+23.4%	₩5M ($4K)
2025-10-22	BUY	PROGRAM	문용승 Yongseung Moon	Managing Director	183	₩29,250	+23.4%	₩5M ($4K)
2025-10-22	BUY	PROGRAM	박명국 Park Myung-guk	Managing Director	197	₩29,250	+23.4%	₩6M ($4K)
2025-10-22	BUY	PROGRAM	박기범 Kibeom Park	Managing Director	226	₩29,250	+23.4%	₩7M ($5K)
2025-03-31	BUY	Market Buy	이주형 Joohyung Lee	Managing Director	2.0K	₩25,450	+41.9%	₩51M ($35K)
2025-03-25	BUY	신규선임	진찬언 Jin Chan-eon	chief	7.4K	₩28,900	+24.9%	₩214M ($148K)
2024-12-26	BUY	PROGRAM	박명국 Park Myung-guk	Managing Director	198	₩30,800	+17.2%	₩6M ($4K)
2024-12-26	BUY	PROGRAM	문용승 Yongseung Moon	Managing Director	184	₩30,800	+17.2%	₩6M ($4K)
2024-12-26	BUY	PROGRAM	안병승 Byeongseung Ahn	Managing Director	188	₩30,800	+17.2%	₩6M ($4K)
2024-12-26	BUY	PROGRAM	이주형 Joohyung Lee	Managing Director	226	₩30,800	+17.2%	₩7M ($5K)
2024-12-26	BUY	PROGRAM	김문상 Moonsang Kim	Managing Director	188	₩30,800	+17.2%	₩6M ($4K)
2024-12-26	BUY	PROGRAM	박기범 Kibeom Park	Managing Director	226	₩30,800	+17.2%	₩7M ($5K)
2024-12-26	BUY	PROGRAM	김종섭 Kim Jong-seop	CEO	343	₩30,800	+17.2%	₩11M ($7K)
2024-12-13	BUY	PROGRAM	안태상 Taesang Ahn	Managing Director	5.0K	₩34,850	+3.6%	₩174M ($121K)
2024-12-13	SELL	기타	안병승 Byeongseung Ahn	Managing Director	-20	₩34,850	-3.6%	₩697K ($484)
2024-12-13	BUY	PROGRAM	안병승 Byeongseung Ahn	Managing Director	8.4K	₩34,850	+3.6%	₩292M ($203K)
2024-12-13	BUY	PROGRAM	문용승 Yongseung Moon	Managing Director	6.5K	₩34,850	+3.6%	₩227M ($157K)
2024-12-13	SELL	기타	에코프로 Eco Pro	-	-1.4M	₩34,850	-3.6%	₩49.8B ($34.6M)
2024-12-13	BUY	PROGRAM	에코프로 Eco Pro	-	1.7M	₩34,850	+3.6%	₩59.8B ($41.5M)
2024-12-13	SELL	기타	김종섭 Kim Jong-seop	CEO	-595	₩34,850	-3.6%	₩21M ($14K)
2024-12-13	BUY	PROGRAM	김종섭 Kim Jong-seop	CEO	714	₩34,850	+3.6%	₩25M ($17K)
2024-12-13	BUY	PROGRAM	박상준 Sangjun Park	Managing Director	4.0K	₩34,850	+3.6%	₩139M ($97K)
2024-12-13	BUY	PROGRAM	박명국 Park Myung-guk	Managing Director	7.0K	₩34,850	+3.6%	₩245M ($170K)
2024-12-13	BUY	PROGRAM	박기범 Kibeom Park	Managing Director	8.4K	₩34,850	+3.6%	₩291M ($202K)
2024-11-06	SELL	기타	박상준 Sangjun Park	Managing Director	-1.6K	₩44,600	+19.1%	₩71M ($50K)
2024-10-28	BUY	기타	에코프로 Eco Pro	-	1.4M	₩45,700	-21.0%	₩65.3B ($45.4M)
2024-10-28	BUY	기타	김종섭 Kim Jong-seop	CEO	595	₩45,700	-21.0%	₩27M ($19K)
2024-10-28	BUY	기타	박상준 Sangjun Park	Managing Director	1.6K	₩45,700	-21.0%	₩73M ($51K)
2024-10-28	BUY	PROGRAM	안병승 Byeongseung Ahn	Managing Director	20	₩45,700	-21.0%	₩914K ($635)
2024-05-24	SELL	Market Sell	박상준 Sangjun Park	Managing Director	-800	₩62,646	+42.4%	₩50M ($35K)
2024-05-07	BUY	자사주상여금	박상준 Sangjun Park	Managing Director	2.3K	₩66,386	-45.6%	₩152M ($105K)
2022-05-19	BUY	Market Buy	김종섭 Kim Jong-seop	CEO	100	₩40,112	-10.0%	₩4M ($3K)

Frequently asked questions

Who has been buying Eco Pro HN stock?: 4 distinct insiders have filed 3 disclosed insider purchases in Eco Pro HN (383310), most recently on 2026-02-11. 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 Eco Pro HN have?: Eco Pro HN has 3 buy-side and 1 sell-side disclosures on record, covering ₩140M ($97K) in total reported value, spanning 2022-05-19 to 2026-02-11.
Where does StockDrifts get Eco Pro HN 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 Eco Pro HN. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.