Who has been buying progen stock?

6 distinct insiders have filed 13 disclosed insider purchases in progen (296160), most recently on 2026-07-16. 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 progen have?

progen has 13 buy-side and 1 sell-side disclosures on record, covering ₩61M ($43K) in total reported value, spanning 2024-02-08 to 2026-07-16.

Where does StockDrifts get progen 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.

progen 296160

Company

프로젠progen

Insiders

Buys

Total Value

₩61M ($43K)

Avg Return

-4.54%

Last Filing

2026-07-16

progen (296160) has 13 disclosed insider purchases and 1 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩61M ($43K) in reported transaction value. The earliest filing StockDrifts holds for progen is dated 2024-02-08; the most recent is 2026-07-16. 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 -4.54%, 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
2026-07-16	BUY	행사가액조정	에스엘바이젠 SLWeizen	-	529.8K	₩2,815	+0.0%	₩1.5B ($1.0M)
2026-07-10	BUY	CB인수	성영철 Youngcheol Seong	Other non-executive directors	239.0K	₩2,770	+1.6%	₩662M ($460K)
2026-07-10	BUY	행사가액조정	오광식 Oh Gwang-sik	Managing Director	7.5K	₩2,770	+1.6%	₩21M ($15K)
2026-07-10	BUY	행사가액조정	김종균 Kim Jong-gyun	CEO and President	7.5K	₩2,770	+1.6%	₩21M ($15K)
2026-07-10	BUY	행사가액조정	유한양행 Yuhan Corporation	-	3.0M	₩2,770	+2.0%	₩8.4B ($5.8M)
2026-07-10	BUY	CB인수	유한양행 Yuhan Corporation	-	635.6K	₩2,770	+2.0%	₩1.8B ($1.2M)
2026-05-13	BUY	Market Buy	김종균 Kim Jong-gyun	CEO and President	500	₩4,665	-5.8%	₩2M ($2K)
2026-05-08	BUY	Market Buy	이병화 Byeonghwa Lee	CEO and President	1.0K	₩4,770	-7.9%	₩5M ($3K)
2026-05-07	BUY	Market Buy	이병화 Byeonghwa Lee	CEO and President	1.0K	₩4,830	-9.0%	₩5M ($3K)
2026-05-06	BUY	Market Buy	이병화 Byeonghwa Lee	CEO and President	3.0K	₩4,710	-6.7%	₩14M ($10K)
2026-03-30	SELL	시간외매매	에스엘바이젠 SLWeizen	-	-100.0K	₩6,180	+12.1%	₩618M ($429K)
2026-03-30	SELL	장외매도	에스엘바이젠 SLWeizen	-	-67.0K	₩6,180	+12.1%	₩414M ($288K)
2025-09-29	SELL	Market Sell	김세원 Kim Se-won	moving	-700	₩5,840	-9.6%	₩4M ($3K)
2025-09-15	BUY	Market Buy	김종균 Kim Jong-gyun	CEO and President	502	-	-	-
2025-07-15	SELL	시간외매매	에스엘바이젠 SLWeizen	-	-60.0K	₩8,850	+27.7%	₩531M ($369K)
2025-06-30	SELL	시간외매매	에스엘바이젠 SLWeizen	-	-240.0K	₩6,820	+6.2%	₩1.6B ($1.1M)
2025-05-20	SELL	장외매도	에스엘바이젠 SLWeizen	-	-78.8K	₩7,080	+9.6%	₩558M ($388K)
2025-04-28	BUY	제3자배정유상증자	성영철 Youngcheol Seong	Other non-executive directors	180.8K	₩6,130	+4.4%	₩1.1B ($770K)
2025-04-28	BUY	제3자배정유상증자	에스엘바이젠 SLWeizen	-	82.2K	₩6,130	+4.4%	₩504M ($350K)
2025-04-26	BUY	유상신주취득	유한양행 Yuhan Corporation	-	493.0K	₩6,130	+4.4%	₩3.0B ($2.1M)
2025-04-25	BUY	행사가액조정	김종균 Kim Jong-gyun	CEO and President	1.5K	₩6,240	+2.6%	₩9M ($6K)
2025-04-25	BUY	행사가액조정	김세원 Kim Se-won	moving	29	₩6,240	+2.6%	₩181K ($126)
2025-04-25	BUY	행사가액조정	손경화 Son Kyung-hwa	Managing Director	1.5K	₩6,240	+2.6%	₩9M ($6K)
2025-04-25	BUY	행사가액조정	오광식 Oh Gwang-sik	Managing Director	1.5K	₩6,240	+2.6%	₩9M ($6K)
2025-04-25	BUY	행사가액조정	유한양행 Yuhan Corporation	-	176.3K	₩6,240	+2.6%	₩1.1B ($764K)
2025-04-24	SELL	장외매도	에스엘바이젠 SLWeizen	-	-14.8K	₩6,210	-3.1%	₩92M ($64K)
2025-02-20	SELL	장외매도	에스엘바이젠 SLWeizen	-	-84.1K	₩4,955	-29.2%	₩417M ($289K)
2025-01-24	SELL	장외매도	에스엘바이젠 SLWeizen	-	-27.7K	₩5,810	-10.2%	₩161M ($112K)
2024-12-19	SELL	장외매도	에스엘바이젠 SLWeizen	-	-14.8K	₩6,600	+3.0%	₩97M ($68K)
2024-12-16	SELL	장외매도	에스엘바이젠 SLWeizen	-	-67.0K	₩6,770	+5.5%	₩454M ($315K)
2024-12-16	SELL	전환등	성영철 Youngcheol Seong	Other non-executive directors	-2.5M	₩6,770	+5.5%	₩17.1B ($11.9M)
2024-12-16	BUY	전환사채의권리행사	성영철 Youngcheol Seong	Other non-executive directors	2.5M	₩6,770	-5.5%	₩17.1B ($11.9M)
2024-11-08	BUY	장외매수	유한양행 Yuhan Corporation	-	150.0K	₩6,820	-6.2%	₩1.0B ($710K)
2024-08-06	SELL	증여	성영철 Youngcheol Seong	Other non-executive directors	-1.0K	₩6,880	+7.0%	₩7M ($5K)
2024-08-06	BUY	수증	SIE DJOHAN	Other non-executive directors	1.0K	₩6,880	-7.0%	₩7M ($5K)
2024-04-11	BUY	Market Buy	이경하 Lee Kyung-ha	Managing Director	500	₩6,320	+1.3%	₩3M ($2K)
2024-04-08	BUY	Market Buy	손경화 Son Kyung-hwa	Managing Director	890	₩6,280	+1.9%	₩6M ($4K)
2024-04-05	BUY	Market Buy	손경화 Son Kyung-hwa	Managing Director	73	₩6,020	+6.3%	₩439K ($305)
2024-04-05	BUY	Market Buy	이경하 Lee Kyung-ha	Managing Director	500	₩6,020	+6.3%	₩3M ($2K)
2024-04-04	BUY	Market Buy	이경하 Lee Kyung-ha	Managing Director	1.0K	₩6,200	+3.2%	₩6M ($4K)
2024-04-02	BUY	Market Buy	손경화 Son Kyung-hwa	Managing Director	37	₩6,460	-0.9%	₩239K ($166)
2024-03-28	BUY	신규선임	성영철 Youngcheol Seong	Other non-executive directors	202.4K	₩6,940	-7.8%	₩1.4B ($975K)
2024-03-28	BUY	신규선임	성영철 Youngcheol Seong	Other non-executive directors	2.5M	₩6,940	-7.8%	₩17.5B ($12.2M)
2024-03-25	BUY	신규선임	양상인 Yang Sang-in	Managing Director	135	₩6,980	-8.3%	₩942K ($654)
2024-03-25	BUY	신규선임	양상인 Yang Sang-in	Managing Director	202.0K	₩6,980	-8.3%	₩1.4B ($979K)
2024-02-13	BUY	PROGRAM	이장희 Janghee Lee	vice president	666	₩7,820	-18.2%	₩5M ($4K)
2024-02-09	BUY	PROGRAM	손경화 Son Kyung-hwa	Managing Director	6.7K	₩7,820	-18.2%	₩53M ($37K)
2024-02-09	BUY	PROGRAM	진현탁 Jin Hyeon-tak	Chairman of HL Group	675	₩7,820	-18.2%	₩5M ($4K)
2024-02-09	BUY	PROGRAM	이장희 Janghee Lee	vice president	4.0K	₩7,820	-18.2%	₩32M ($22K)
2024-02-09	BUY	PROGRAM	오광식 Oh Gwang-sik	Managing Director	6.7K	₩7,820	-18.2%	₩53M ($37K)

Showing the 50 most recent of 65 filings.

Frequently asked questions

Who has been buying progen stock?: 6 distinct insiders have filed 13 disclosed insider purchases in progen (296160), most recently on 2026-07-16. 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 progen have?: progen has 13 buy-side and 1 sell-side disclosures on record, covering ₩61M ($43K) in total reported value, spanning 2024-02-08 to 2026-07-16.
Where does StockDrifts get progen 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 progen. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.