Who has been buying Robotis stock?

7 distinct insiders have filed 2 disclosed insider purchases in Robotis (108490), most recently on 2026-07-14. 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 Robotis have?

Robotis has 2 buy-side and 27 sell-side disclosures on record, covering ₩8.5B ($5.9M) in total reported value, spanning 2024-08-05 to 2026-07-14.

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.

Robotis 108490

Company

로보티즈Robotis

Insiders

Buys

Total Value

₩8.5B ($5.9M)

Avg Return

-9.94%

Last Filing

2026-07-14

Robotis (108490) has 2 disclosed insider purchases and 27 disclosed disposals on record, filed by 7 distinct insiders. Together those filings cover ₩8.5B ($5.9M) in reported transaction value. The earliest filing StockDrifts holds for Robotis is dated 2024-08-05; the most recent is 2026-07-14. Across these filings the average return since disclosure is -9.94%, 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
2026-09-08	SELL	시간외매매	김병수 Kim Byeong-su	CEO	-366.5K	-	-	-
2026-08-03	BUY	주식매수선택권	남형철 Nam Hyeong-cheol	vice president	4.0K	₩215,500	+14.6%	₩862M ($599K)
2026-07-14	SELL	Market Sell	김세형 Sehyung Kim	master	-80	₩195,500	-2.3%	₩17M ($12K)
2026-07-07	SELL	Market Sell	김세형 Sehyung Kim	master	-100	₩212,000	+5.7%	₩21M ($15K)
2026-06-01	SELL	Market Sell	김세형 Sehyung Kim	master	-100	₩402,500	+20.4%	₩40M ($28K)
2026-06-01	SELL	Market Sell	김세형 Sehyung Kim	master	-100	₩402,500	+20.4%	₩40M ($28K)
2026-06-01	BUY	주식매수선택권	김세형 Sehyung Kim	master	1.0K	₩402,500	-20.4%	₩403M ($280K)
2026-04-29	SELL	Market Sell	김세형 Sehyung Kim	master	-100	₩328,500	+4.6%	₩33M ($23K)
2026-04-29	SELL	Market Sell	김세형 Sehyung Kim	master	-150	₩328,500	+4.6%	₩49M ($34K)
2026-04-28	SELL	Market Sell	김세형 Sehyung Kim	master	-150	₩326,500	+4.0%	₩49M ($34K)
2026-04-01	BUY	주식매수선택권	김세형 Sehyung Kim	master	1.0K	₩267,000	+1.1%	₩267M ($185K)
2026-01-29	SELL	Market Sell	표윤석 Pyo Yun-seok	vice president	-500	₩328,500	+22.4%	₩164M ($114K)
2026-01-29	SELL	Market Sell	표윤석 Pyo Yun-seok	vice president	-500	₩328,500	+22.4%	₩164M ($114K)
2026-01-28	SELL	Market Sell	남형철 Nam Hyeong-cheol	vice president	-2.0K	₩307,000	+16.9%	₩614M ($426K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-365	₩307,000	+16.9%	₩112M ($78K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-371	₩307,000	+16.9%	₩114M ($79K)
2026-01-28	SELL	Market Sell	남형철 Nam Hyeong-cheol	vice president	-1.0K	₩307,000	+16.9%	₩307M ($213K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-41	₩307,000	+16.9%	₩13M ($9K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-610	₩307,000	+16.9%	₩187M ($130K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-134	₩307,000	+16.9%	₩41M ($29K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-144	₩307,000	+16.9%	₩44M ($31K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-2	₩307,000	+16.9%	₩614K ($426)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-264	₩307,000	+16.9%	₩81M ($56K)
2026-01-28	SELL	Market Sell	김승주 Seungju Kim	moving	-69	₩307,000	+16.9%	₩21M ($15K)
2026-01-28	SELL	Market Sell	남형철 Nam Hyeong-cheol	vice president	-1.0K	₩307,000	+16.9%	₩307M ($213K)
2026-01-26	BUY	자사주상여금	표윤석 Pyo Yun-seok	vice president	1.0K	₩280,500	-9.1%	₩281M ($195K)
2026-01-26	BUY	자사주상여금	임광은 Lim Gwang-eun	vice president	1.0K	₩280,500	-9.1%	₩281M ($195K)
2026-01-26	BUY	자사주상여금	김승주 Seungju Kim	moving	2.0K	₩280,500	-9.1%	₩561M ($390K)
2026-01-26	SELL	Market Sell	임광은 Lim Gwang-eun	vice president	-1.0K	₩280,500	+9.1%	₩281M ($195K)
2026-01-26	BUY	자사주상여금	남형철 Nam Hyeong-cheol	vice president	2.0K	₩280,500	-9.1%	₩561M ($390K)
2025-11-18	SELL	기타	남형철 Nam Hyeong-cheol	moving	-880	₩204,000	-25.0%	₩180M ($125K)
2025-11-18	SELL	기타	김병수 Kim Byeong-su	CEO	-87.5K	₩204,000	-25.0%	₩17.8B ($12.4M)
2025-11-18	BUY	유상신주취득	임광은 Lim Gwang-eun	vice president	387	₩204,000	+25.0%	₩79M ($55K)
2025-11-18	BUY	유상신주취득	남형철 Nam Hyeong-cheol	moving	880	₩204,000	+25.0%	₩180M ($125K)
2025-11-18	BUY	유상신주취득	김병수 Kim Byeong-su	CEO	87.5K	₩204,000	+25.0%	₩17.8B ($12.4M)
2025-11-18	SELL	기타	임광은 Lim Gwang-eun	vice president	-387	₩204,000	-25.0%	₩79M ($55K)
2025-10-22	SELL	장외매도	김병수 Kim Byeong-su	CEO	-262.4K	₩186,500	-36.7%	₩48.9B ($34.0M)
2025-10-22	SELL	장외매도	임광은 Lim Gwang-eun	vice president	-1.2K	₩186,500	-36.7%	₩217M ($150K)
2025-10-16	BUY	기타	김병수 Kim Byeong-su	CEO	349.9K	₩196,400	+29.8%	₩68.7B ($47.7M)
2025-10-16	BUY	기타	임광은 Lim Gwang-eun	vice president	1.5K	₩196,400	+29.8%	₩304M ($211K)
2025-06-25	SELL	Market Sell	최대성 Choi Dae-seong	vice president	-8.0K	₩69,823	-265.2%	₩559M ($388K)
2025-04-01	BUY	신규선임	남형철 Nam Hyeong-cheol	moving	8.5K	₩31,551	+708.2%	₩269M ($187K)
2025-04-01	BUY	신규선임	주진택 Joo Jin-taek	moving	380	₩31,551	+708.2%	₩12M ($8K)
2025-03-13	SELL	Market Sell	김세형 Sehyung Kim	master	-1.0K	₩35,642	-615.5%	₩36M ($25K)
2025-02-20	SELL	Market Sell	최대성 Choi Dae-seong	vice president	-5.0K	₩32,817	-677.0%	₩164M ($114K)
2025-02-03	BUY	Market Buy	김병수 Kim Byeong-su	CEO	384	₩38,612	+560.4%	₩15M ($10K)
2025-02-03	SELL	Market Sell	임광은 Lim Gwang-eun	vice president	-3.0K	₩38,612	-560.4%	₩116M ($80K)
2025-02-03	BUY	주식매수선택권	김세형 Sehyung Kim	master	1.0K	₩38,612	+560.4%	₩39M ($27K)
2025-02-03	SELL	Market Sell	김병수 Kim Byeong-su	CEO	-125.1K	₩38,612	-560.4%	₩4.8B ($3.4M)
2025-01-31	BUY	자사주상여금	최대성 Choi Dae-seong	vice president	5.0K	₩41,241	+518.3%	₩206M ($143K)

Showing the 50 most recent of 51 filings.

Frequently asked questions

Who has been buying Robotis stock?: 7 distinct insiders have filed 2 disclosed insider purchases in Robotis (108490), most recently on 2026-07-14. 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 Robotis have?: Robotis has 2 buy-side and 27 sell-side disclosures on record, covering ₩8.5B ($5.9M) in total reported value, spanning 2024-08-05 to 2026-07-14.
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.