Who has been buying Jinjin Construction Robot stock?

3 distinct insiders have filed 0 disclosed insider purchases in Jinjin Construction Robot (079900), most recently on 2026-06-29. 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 Jinjin Construction Robot have?

Jinjin Construction Robot has 0 buy-side and 6 sell-side disclosures on record, covering ₩580M ($403K) in total reported value, spanning 2024-08-19 to 2026-06-29.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Jinjin Construction Robot 079900

Company

전진건설로봇Jinjin Construction Robot

Insiders

Buys

Total Value

₩580M ($403K)

Avg Return

-15.50%

Last Filing

2026-06-29

Jinjin Construction Robot (079900) has 0 disclosed insider purchases and 6 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩580M ($403K) in reported transaction value. The earliest filing StockDrifts holds for Jinjin Construction Robot is dated 2024-08-19; the most recent is 2026-06-29. Across these filings the average return since disclosure is -15.50%, 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
2026-06-29	BUY	기타	김장호 Kim Jang-ho	Managing Director	3.5K	₩39,650	-14.4%	₩139M ($96K)
2026-06-18	SELL	교환	모트렉스 Mortrex	-	-40.1K	-	-	-
2026-04-13	SELL	Market Sell	이규덕 Lee Gyu-deok	moving	-2.0K	₩66,800	-1.9%	₩134M ($93K)
2026-04-10	SELL	Market Sell	이창근 Lee Chang Geun	Managing Director	-2.0K	₩67,800	-0.4%	₩136M ($94K)
2026-04-10	SELL	교환	모트렉스 Mortrex	-	-80.1K	₩67,800	-0.4%	₩5.4B ($3.8M)
2026-04-09	BUY	기타	이규덕 Lee Gyu-deok	moving	2.0K	₩68,000	+0.1%	₩136M ($94K)
2026-04-09	SELL	교환	모트렉스 Mortrex	-	-20.0K	₩68,000	-0.1%	₩1.4B ($946K)
2026-04-09	BUY	기타	배봉열 Bae Bong-yeol	Managing Director	2.0K	₩68,000	+0.1%	₩136M ($94K)
2026-04-08	SELL	교환	모트렉스 Mortrex	-	-74.1K	₩73,000	+6.7%	₩5.4B ($3.8M)
2026-02-12	SELL	교환	모트렉스 Mortrex	-	-118.2K	₩61,200	+3.6%	₩7.2B ($5.0M)
2026-02-05	SELL	교환	모트렉스 Mortrex	-	-20.0K	₩61,600	+4.2%	₩1.2B ($857K)
2026-02-04	SELL	교환	모트렉스 Mortrex	-	-392.6K	₩64,500	+8.5%	₩25.3B ($17.6M)
2025-12-30	BUY	PROGRAM	이규덕 Lee Gyu-deok	moving	20	₩47,950	+23.0%	₩959K ($666)
2025-12-30	BUY	PROGRAM	배봉열 Bae Bong-yeol	Managing Director	20	₩47,950	+23.0%	₩959K ($666)
2025-12-30	BUY	PROGRAM	김장호 Kim Jang-ho	Managing Director	20	₩47,950	+23.0%	₩959K ($666)
2025-12-30	BUY	PROGRAM	이창근 Lee Chang Geun	Managing Director	20	₩47,950	+23.0%	₩959K ($666)
2025-12-30	BUY	PROGRAM	고현국 Go Hyeon-guk	CEO	20	₩47,950	+23.0%	₩959K ($666)
2025-12-30	BUY	PROGRAM	고대곤 Go Dae Gon	Managing Director	20	₩47,950	+23.0%	₩959K ($666)
2025-12-16	SELL	교환	모트렉스 Mortrex	-	-20.0K	₩49,600	-18.9%	₩993M ($690K)
2025-12-15	SELL	교환	모트렉스 Mortrex	-	-20.0K	₩51,600	-14.3%	₩1.0B ($718K)
2025-11-14	BUY	PROGRAM	고대곤 Go Dae Gon	Managing Director	20	₩43,800	+34.7%	₩876K ($608)
2025-11-14	BUY	PROGRAM	이규덕 Lee Gyu-deok	moving	20	₩43,800	+34.7%	₩876K ($608)
2025-11-14	BUY	PROGRAM	김장호 Kim Jang-ho	Managing Director	20	₩43,800	+34.7%	₩876K ($608)
2025-11-14	BUY	PROGRAM	배봉열 Bae Bong-yeol	Managing Director	20	₩43,800	+34.7%	₩876K ($608)
2025-11-14	BUY	PROGRAM	이창근 Lee Chang Geun	Managing Director	20	₩43,800	+34.7%	₩876K ($608)
2025-11-14	BUY	PROGRAM	고현국 Go Hyeon-guk	CEO	20	₩43,800	+34.7%	₩876K ($608)
2025-10-23	SELL	Market Sell	조수형 Jo Soo-hyung	vice president	-2.0K	₩48,100	-22.7%	₩96M ($67K)
2025-10-21	SELL	Market Sell	이창근 Lee Chang Geun	Managing Director	-2.0K	₩48,900	-20.6%	₩98M ($68K)
2025-10-20	BUY	기타	조수형 Jo Soo-hyung	vice president	2.0K	₩49,500	+19.2%	₩99M ($69K)
2025-10-14	SELL	Market Sell	이창근 Lee Chang Geun	Managing Director	-2.0K	₩45,300	-30.2%	₩91M ($63K)
2025-08-28	SELL	Market Sell	이창근 Lee Chang Geun	Managing Director	-525	₩50,400	-17.1%	₩26M ($18K)
2025-08-20	BUY	기타	이창근 Lee Chang Geun	Managing Director	10.0K	₩53,800	+9.7%	₩538M ($374K)
2025-07-16	SELL	합병	모트렉스전진1호 Motrex Jeonjin No. 1	-	-11.3M	₩50,900	-15.9%	₩576.4B ($400.3M)
2025-07-16	BUY	합병	모트렉스 Mortrex	-	11.3M	₩50,900	+15.9%	₩576.4B ($400.3M)
2025-06-26	SELL	교환	모트렉스전진1호 Motrex Jeonjin No. 1	-	-34.0K	₩60,200	+2.0%	₩2.0B ($1.4M)
2025-06-24	SELL	교환	모트렉스전진1호 Motrex Jeonjin No. 1	-	-26.0K	₩55,700	-5.9%	₩1.5B ($1.0M)
2024-08-19	BUY	신규상장	모트렉스전진1호 Motrex Jeonjin No. 1	-	11.4M	₩20,550	+187.1%	₩235.2B ($163.3M)

Frequently asked questions

Who has been buying Jinjin Construction Robot stock?: 3 distinct insiders have filed 0 disclosed insider purchases in Jinjin Construction Robot (079900), most recently on 2026-06-29. 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 Jinjin Construction Robot have?: Jinjin Construction Robot has 0 buy-side and 6 sell-side disclosures on record, covering ₩580M ($403K) in total reported value, spanning 2024-08-19 to 2026-06-29.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.