Who has been buying Koenig Automation stock?

5 distinct insiders have filed 6 disclosed insider purchases in Koenig Automation (391710), most recently on 2026-07-13. 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 Koenig Automation have?

Koenig Automation has 6 buy-side and 2 sell-side disclosures on record, covering ₩207M ($144K) in total reported value, spanning 2024-09-19 to 2026-07-13.

Where does StockDrifts get Koenig Automation 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.

Koenig Automation 391710

Company

코닉오토메이션Koenig Automation

Insiders

Buys

Total Value

₩207M ($144K)

Avg Return

+9.55%

Last Filing

2026-07-13

Koenig Automation (391710) has 6 disclosed insider purchases and 2 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩207M ($144K) in reported transaction value. The earliest filing StockDrifts holds for Koenig Automation is dated 2024-09-19; the most recent is 2026-07-13. 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 +9.55%, 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
2026-08-03	BUY	Market Buy	정기로 regularly	-	20.0K	₩1,178	+7.8%	₩22M ($15K)
2026-07-31	BUY	Market Buy	정기로 regularly	-	20.0K	₩1,178	+7.8%	₩22M ($15K)
2026-07-31	BUY	Market Buy	서종휘 Seo Jong-Hwi	president	10.0K	₩1,120	+8.7%	₩11M ($8K)
2026-07-30	BUY	Market Buy	오정호 Oh Jeong-ho	Managing Director	455	₩1,065	+14.3%	₩459K ($319)
2026-07-29	BUY	Market Buy	오재홍 Jaehong Oh	Managing Director	10.0K	₩1,059	+5.8%	₩11M ($7K)
2026-07-23	BUY	Market Buy	김준수 Junsu Kim	Managing Director	3.2K	₩1,210	-6.0%	₩4M ($3K)
2026-07-21	BUY	Market Buy	김준수 Junsu Kim	Managing Director	3.6K	₩1,064	+7.0%	₩4M ($3K)
2026-07-21	BUY	Market Buy	오정호 Oh Jeong-ho	Managing Director	6.5K	₩1,064	+7.0%	₩7M ($5K)
2026-07-20	BUY	Market Buy	김준수 Junsu Kim	Managing Director	9.0K	₩1,021	+11.5%	₩9M ($6K)
2026-07-20	BUY	Market Buy	김동현 Donghyun Kim	moving	3.0K	₩1,021	+11.5%	₩3M ($2K)
2026-07-15	BUY	Market Buy	김동현 Donghyun Kim	moving	7.0K	₩1,083	+5.1%	₩7M ($5K)
2026-07-13	BUY	Market Buy	김혁 Hyuk Kim	vice president	4.8K	₩1,083	-4.1%	₩5M ($3K)
2026-07-10	BUY	Market Buy	오정호 Oh Jeong-ho	Managing Director	2.5K	₩1,126	-7.7%	₩3M ($2K)
2026-04-15	BUY	Market Buy	오정호 Oh Jeong-ho	Managing Director	21.0K	₩2,040	+2.9%	₩43M ($30K)
2026-03-24	SELL	기타	정기로 regularly	-	-100.0K	-	-	-
2026-01-09	SELL	Market Sell	안정우 Ahn Jeong-woo	Managing Director	-6.0K	₩2,230	-1.4%	₩13M ($9K)
2026-01-06	SELL	Market Sell	안정우 Ahn Jeong-woo	Managing Director	-37.0K	₩2,400	+5.8%	₩89M ($62K)
2025-11-05	BUY	주식매수선택권	김준수 Junsu Kim	Managing Director	34.6K	₩2,660	-15.0%	₩92M ($64K)
2025-06-16	SELL	기타	정기로 regularly	-	-100.0K	₩1,622	-39.3%	₩162M ($113K)
2024-11-19	BUY	Market Buy	이민구 Lee Min-gu	Managing Director	10.0K	₩1,678	+34.7%	₩17M ($12K)
2024-11-14	BUY	Market Buy	김혁 Hyuk Kim	CEO	10.0K	₩1,598	+41.4%	₩16M ($11K)
2024-11-05	BUY	주식매수선택권	김준수 Junsu Kim	CEO	34.6K	₩2,035	+11.1%	₩70M ($49K)
2024-09-19	BUY	Market Buy	정기로 regularly	-	10.0K	₩2,160	+4.6%	₩22M ($15K)

Frequently asked questions

Who has been buying Koenig Automation stock?: 5 distinct insiders have filed 6 disclosed insider purchases in Koenig Automation (391710), most recently on 2026-07-13. 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 Koenig Automation have?: Koenig Automation has 6 buy-side and 2 sell-side disclosures on record, covering ₩207M ($144K) in total reported value, spanning 2024-09-19 to 2026-07-13.
Where does StockDrifts get Koenig Automation 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 Koenig Automation. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.