Who has been buying Hanju ART stock?

2 distinct insiders have filed 0 disclosed insider purchases in Hanju ART (058450), most recently on 2026-05-07. 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 Hanju ART have?

Hanju ART has 0 buy-side and 5 sell-side disclosures on record, covering ₩1.6B ($1.1M) in total reported value, spanning 2024-03-18 to 2026-05-07.

Where does StockDrifts get Hanju ART 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.

Hanju ART 058450

Company

한주에이알티Hanju ART

Insiders

Buys

Total Value

₩1.6B ($1.1M)

Avg Return

+79.26%

Last Filing

2026-05-07

Hanju ART (058450) has 0 disclosed insider purchases and 5 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩1.6B ($1.1M) in reported transaction value. The earliest filing StockDrifts holds for Hanju ART is dated 2024-03-18; the most recent is 2026-05-07. 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 +79.26%, 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
2026-08-06	SELL	Market Sell	알에프텍 RF Tech	-	-1.0K	₩3,880	+4.4%	₩4M ($3K)
2026-08-05	SELL	Market Sell	알에프텍 RF Tech	-	-6.0K	₩3,820	+2.9%	₩23M ($16K)
2026-08-04	SELL	Market Sell	알에프텍 RF Tech	-	-18.8K	₩3,980	+6.8%	₩71M ($49K)
2026-05-07	SELL	Market Sell	알에프텍 RF Tech	-	-28.4K	-	-	-
2026-05-04	SELL	Market Sell	알에프텍 RF Tech	-	-21.0K	-	-	-
2026-04-10	SELL	자본감소	알에프텍 RF Tech	-	-2.7M	₩2,980	-40.8%	₩7.9B ($5.5M)
2026-01-21	BUY	유상신주취득	피앤에이투자조합 P&A Investment Association	-	4.0M	₩1,060	-21.2%	₩4.2B ($2.9M)
2024-11-05	SELL	장외매도	알에프텍 RF Tech	-	-2.1M	-	-	-
2024-11-05	BUY	기타	데이뷰네트웍스 Dayview Networks	-	2.1M	₩2,525	-66.9%	₩5.3B ($3.7M)
2024-07-09	BUY	장외매수	알에프텍 RF Tech	-	2.0M	₩4,120	-79.7%	₩8.3B ($5.8M)
2024-05-22	BUY	장외매수	알에프텍 RF Tech	-	3.1M	₩4,700	-82.2%	₩14.6B ($10.2M)
2024-05-22	SELL	장외매도	경남제약 Kyungnam Pharmaceutical	-	-3.1M	₩4,700	+82.2%	₩14.6B ($10.2M)
2024-05-17	SELL	장외매도	메타플렉스 metaplex	-	-1.9M	₩4,850	+82.8%	₩9.0B ($6.3M)
2024-05-07	SELL	Market Sell	김병진 Byeongjin Kim	moving	-130.4K	₩4,240	+80.3%	₩553M ($384K)
2024-05-03	SELL	Market Sell	김병진 Byeongjin Kim	moving	-171.4K	₩4,010	+79.2%	₩687M ($477K)
2024-05-02	SELL	Market Sell	김병진 Byeongjin Kim	moving	-102.5K	₩3,845	+78.3%	₩394M ($274K)
2024-04-15	BUY	장외매수	알에프텍 RF Tech	-	500.0K	₩5,270	-84.2%	₩2.6B ($1.8M)
2024-04-12	SELL	장외매도	경남제약 Kyungnam Pharmaceutical	-	-500.0K	₩5,400	+84.5%	₩2.7B ($1.9M)
2024-04-12	BUY	전환사채의권리행사	김병진 Byeongjin Kim	moving	404.2K	₩5,400	-84.5%	₩2.2B ($1.5M)
2024-04-12	BUY	기타	경남제약 Kyungnam Pharmaceutical	-	1	₩5,400	-84.5%	₩5K ($4)
2024-04-12	SELL	전환등	김병진 Byeongjin Kim	moving	-404.2K	₩5,400	+84.5%	₩2.2B ($1.5M)
2024-04-12	SELL	장외매도	경남제약 Kyungnam Pharmaceutical	-	-72.8K	₩5,400	+84.5%	₩393M ($273K)
2024-04-12	SELL	장외매도	경남제약 Kyungnam Pharmaceutical	-	-91.0K	₩5,400	+84.5%	₩491M ($341K)
2024-04-08	SELL	행사가액조정	김병진 Byeongjin Kim	moving	-112.1K	₩3,945	+78.8%	₩442M ($307K)
2024-03-18	SELL	행사가액조정	메타플렉스 metaplex	-	-10.8K	₩2,965	+71.8%	₩32M ($22K)

Frequently asked questions

Who has been buying Hanju ART stock?: 2 distinct insiders have filed 0 disclosed insider purchases in Hanju ART (058450), most recently on 2026-05-07. 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 Hanju ART have?: Hanju ART has 0 buy-side and 5 sell-side disclosures on record, covering ₩1.6B ($1.1M) in total reported value, spanning 2024-03-18 to 2026-05-07.
Where does StockDrifts get Hanju ART 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 Hanju ART. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.