Who has been buying hydrolithium stock?

5 distinct insiders have filed 6 disclosed insider purchases in hydrolithium (101670), most recently on 2026-04-30. 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 hydrolithium have?

hydrolithium has 6 buy-side and 17 sell-side disclosures on record, covering ₩22.8B ($15.9M) in total reported value, spanning 2023-04-21 to 2026-04-30.

Where does StockDrifts get hydrolithium 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.

hydrolithium 101670

Company

하이드로리튬hydrolithium

Insiders

Buys

Total Value

₩22.8B ($15.9M)

Avg Return

+44.29%

Last Filing

2026-04-30

hydrolithium (101670) has 6 disclosed insider purchases and 17 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩22.8B ($15.9M) in reported transaction value. The earliest filing StockDrifts holds for hydrolithium is dated 2023-04-21; the most recent is 2026-04-30. 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 +44.29%, 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
2026-04-30	BUY	CB인수	리센스 license	-	111.4K	₩2,065	+0.0%	₩230M ($160K)
2026-04-23	SELL	Market Sell	전웅 Jeon Woong	CEO	-52.3K	₩2,035	-5.4%	₩107M ($74K)
2026-04-21	SELL	Market Sell	전웅 Jeon Woong	CEO	-230.0K	₩2,275	+5.7%	₩523M ($363K)
2026-03-26	BUY	CB인수	리센스 license	-	38.2K	₩1,929	+11.2%	₩74M ($51K)
2026-03-03	BUY	제3자배정유상증자	우종수 Jongsu Woo	Outside Director	25.4K	₩1,948	+16.8%	₩49M ($34K)
2025-12-16	SELL	Market Sell	리센스 license	-	-398.5K	₩2,050	-7.1%	₩817M ($567K)
2025-12-16	BUY	CB인수	리센스 license	-	399.6K	₩2,050	+7.1%	₩819M ($569K)
2025-10-21	SELL	기타	리튬플러스 Lithium Plus	-	-272.8K	₩2,410	+8.9%	₩657M ($456K)
2025-09-19	SELL	기타	리튬플러스 Lithium Plus	-	-200.0K	₩2,435	+9.9%	₩487M ($338K)
2025-09-12	SELL	기타	리튬플러스 Lithium Plus	-	-200.0K	₩2,525	+13.1%	₩505M ($351K)
2025-08-19	SELL	기타	리튬플러스 Lithium Plus	-	-100.0K	₩3,010	+27.1%	₩301M ($209K)
2025-07-25	SELL	기타	리튬플러스 Lithium Plus	-	-150.0K	₩2,235	+1.8%	₩335M ($233K)
2025-06-17	SELL	기타	리튬플러스 Lithium Plus	-	-100.0K	₩1,412	-55.5%	₩141M ($98K)
2025-05-29	SELL	기타	리튬플러스 Lithium Plus	-	-16.0K	₩1,343	-63.4%	₩21M ($15K)
2025-05-01	BUY	신규선임	최인호 Inho Choi	Managing Director	10.0K	₩1,609	+36.4%	₩16M ($11K)
2025-05-01	BUY	신규선임	정홍섭 Hongseop Jeong	Assistant Managing Director	3.1K	₩1,609	+36.4%	₩5M ($3K)
2025-04-21	BUY	Market Buy	리센스 license	-	233.7K	₩1,764	+24.4%	₩412M ($286K)
2025-04-18	BUY	Market Buy	리센스 license	-	130.8K	₩1,537	+42.8%	₩201M ($140K)
2025-04-17	BUY	신규보고	리센스 license	-	68.6K	₩1,470	+49.3%	₩101M ($70K)
2024-11-14	BUY	유상신주취득	전웅 Jeon Woong	CEO	2.5M	₩2,515	-12.7%	₩6.2B ($4.3M)
2024-11-08	BUY	기타	우종수 Jongsu Woo	Outside Director	2.5K	₩3,000	-26.8%	₩8M ($5K)
2024-10-15	SELL	Market Sell	리튬플러스 Lithium Plus	-	-692.0K	₩1,928	-13.8%	₩1.3B ($927K)
2024-09-30	SELL	Market Sell	리튬플러스 Lithium Plus	-	-1.7M	₩2,260	+2.9%	₩3.8B ($2.6M)
2024-09-04	BUY	Market Buy	송정원 Song Jeong-won	Internal director	10.0K	₩3,275	-33.0%	₩33M ($23K)
2024-08-27	BUY	Market Buy	우종수 Jongsu Woo	Outside Director	330	₩3,310	-33.7%	₩1M ($759)
2024-07-26	BUY	Market Buy	전웅 Jeon Woong	CEO	50.2K	₩3,545	-38.1%	₩178M ($124K)
2024-07-10	SELL	대여	우종수 Jongsu Woo	Outside Director	-2.5K	₩4,370	+49.8%	₩11M ($8K)
2024-06-19	BUY	Market Buy	우종수 Jongsu Woo	Outside Director	110	₩4,530	-51.5%	₩498K ($346)
2024-04-03	SELL	대물변제	리튬플러스 Lithium Plus	-	-232.2K	₩6,790	+67.7%	₩1.6B ($1.1M)
2024-04-03	BUY	대물변제수령	전웅 Jeon Woong	CEO	232.2K	₩6,790	-67.7%	₩1.6B ($1.1M)
2024-03-28	BUY	신규선임	우종수 Jongsu Woo	Outside Director	5.2K	₩7,190	-69.5%	₩37M ($26K)
2023-06-09	SELL	Market Sell	리튬플러스 Lithium Plus	-	-50.0K	₩37,700	+94.2%	₩1.9B ($1.3M)
2023-06-08	SELL	Market Sell	리튬플러스 Lithium Plus	-	-50.0K	₩38,000	+94.2%	₩1.9B ($1.3M)
2023-06-07	SELL	Market Sell	리튬플러스 Lithium Plus	-	-100.0K	₩38,850	+94.3%	₩3.9B ($2.7M)
2023-05-12	SELL	Market Sell	리튬플러스 Lithium Plus	-	-10.0K	₩30,400	+92.8%	₩304M ($211K)
2023-05-11	SELL	Market Sell	리튬플러스 Lithium Plus	-	-20.0K	₩30,550	+92.8%	₩611M ($424K)
2023-05-09	SELL	Market Sell	리튬플러스 Lithium Plus	-	-10.0K	₩33,500	+93.5%	₩335M ($233K)
2023-05-08	SELL	Market Sell	리튬플러스 Lithium Plus	-	-20.0K	₩33,850	+93.5%	₩677M ($470K)
2023-05-04	SELL	Market Sell	리튬플러스 Lithium Plus	-	-20.0K	₩33,650	+93.5%	₩673M ($467K)
2023-05-03	SELL	Market Sell	리튬플러스 Lithium Plus	-	-40.0K	₩34,100	+93.6%	₩1.4B ($947K)
2023-04-27	SELL	Market Sell	리튬플러스 Lithium Plus	-	-30.0K	₩38,750	+94.3%	₩1.2B ($807K)
2023-04-26	SELL	Market Sell	리튬플러스 Lithium Plus	-	-60.0K	₩37,650	+94.2%	₩2.3B ($1.6M)
2023-04-21	SELL	Market Sell	리튬플러스 Lithium Plus	-	-10.0K	₩39,900	+94.5%	₩399M ($277K)

Frequently asked questions

Who has been buying hydrolithium stock?: 5 distinct insiders have filed 6 disclosed insider purchases in hydrolithium (101670), most recently on 2026-04-30. 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 hydrolithium have?: hydrolithium has 6 buy-side and 17 sell-side disclosures on record, covering ₩22.8B ($15.9M) in total reported value, spanning 2023-04-21 to 2026-04-30.
Where does StockDrifts get hydrolithium 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 hydrolithium. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.