Who has been buying Kolmar B&H stock?

9 distinct insiders have filed 33 disclosed insider purchases in Kolmar B&H (200130), most recently on 2026-06-22. 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 Kolmar B&H have?

Kolmar B&H has 33 buy-side and 0 sell-side disclosures on record, covering ₩1.1B ($769K) in total reported value, spanning 2024-02-28 to 2026-06-22.

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.

Kolmar B&H 200130

Company

콜마비앤에이치Kolmar B&H

Insiders

Buys

Total Value

₩1.1B ($769K)

Avg Return

+4.63%

Last Filing

2026-06-22

Kolmar B&H (200130) has 33 disclosed insider purchases and 0 disclosed disposals on record, filed by 9 distinct insiders. Together those filings cover ₩1.1B ($769K) in reported transaction value. The earliest filing StockDrifts holds for Kolmar B&H is dated 2024-02-28; the most recent is 2026-06-22. Across these filings the average return since disclosure is +4.63%, 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
2026-06-22	SELL	임원퇴임	윤여원 Yeowon Yoon	CEO (bank president)	-2.6M	-	-	-
2026-05-15	BUY	Market Buy	조상현 Cho Sang-hyeon	Managing director treatment	1.0K	₩11,620	-1.0%	₩12M ($8K)
2025-11-28	SELL	증여	윤동한 Donghan Yoon	Chairman	-692.4K	₩13,130	-11.3%	₩9.1B ($6.3M)
2025-11-28	BUY	계약중도해지	윤동한 Donghan Yoon	Chairman	366.0K	₩13,130	+11.3%	₩4.8B ($3.3M)
2025-11-28	SELL	계약중도해지	윤여원 Yeowon Yoon	CEO	-366.0K	₩13,130	-11.3%	₩4.8B ($3.3M)
2025-11-28	BUY	수증	윤여원 Yeowon Yoon	CEO	692.4K	₩13,130	+11.3%	₩9.1B ($6.3M)
2025-04-30	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	1.8K	₩13,490	+8.3%	₩24M ($17K)
2025-04-29	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	5.8K	₩13,760	+6.2%	₩80M ($56K)
2025-04-28	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	10.3K	₩13,590	+7.5%	₩140M ($97K)
2025-02-11	BUY	Market Buy	조영대 Youngdae Cho	Managing director treatment	1.0K	₩12,430	+17.5%	₩12M ($9K)
2025-01-10	BUY	Market Buy	홍진수 Jinsu Hong	thanks	2.0K	₩12,480	+17.1%	₩25M ($17K)
2025-01-10	BUY	Market Buy	최민한 Minhan Choi	Managing director treatment	1.0K	₩12,480	+17.1%	₩12M ($9K)
2024-12-11	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	10.0K	₩11,500	+27.0%	₩115M ($80K)
2024-12-10	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	10.0K	₩11,250	+29.9%	₩113M ($78K)
2024-11-26	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	2.0K	₩13,080	+11.7%	₩26M ($18K)
2024-11-25	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	2.0K	₩12,820	+14.0%	₩26M ($18K)
2024-11-22	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	1.0K	₩12,720	+14.9%	₩13M ($9K)
2024-11-21	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	3.0K	₩12,590	+16.0%	₩38M ($26K)
2024-11-19	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	2.0K	₩12,600	+15.9%	₩25M ($18K)
2024-10-02	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	3.4K	₩14,850	-1.6%	₩50M ($35K)
2024-09-30	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	1.2K	₩15,050	-2.9%	₩18M ($13K)
2024-09-27	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	600	₩15,320	-4.6%	₩9M ($6K)
2024-04-08	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	300	₩15,070	-3.0%	₩5M ($3K)
2024-04-05	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	2.3K	₩15,440	-5.4%	₩36M ($25K)
2024-04-04	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	2.5K	₩15,660	-6.7%	₩39M ($27K)
2024-04-03	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	1.4K	₩15,360	-4.9%	₩22M ($15K)
2024-03-28	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	6.8K	₩14,930	-2.1%	₩102M ($71K)
2024-03-28	BUY	Market Buy	조영주 Jo Young-ju	Managing Director	200	₩14,930	-2.1%	₩3M ($2K)
2024-03-27	BUY	Market Buy	조영주 Jo Young-ju	Managing Director	100	₩14,860	-1.7%	₩1M ($1K)
2024-03-27	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	2.2K	₩14,860	-1.7%	₩33M ($23K)
2024-03-27	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	2.6K	₩14,860	-1.7%	₩38M ($26K)
2024-03-26	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	1.4K	₩14,770	-1.1%	₩20M ($14K)
2024-03-26	BUY	Market Buy	조영주 Jo Young-ju	Managing Director	400	₩14,770	-1.1%	₩6M ($4K)
2024-03-25	BUY	Market Buy	윤여원 Yeowon Yoon	CEO	700	₩14,800	-1.3%	₩10M ($7K)
2024-03-25	BUY	Market Buy	윤동한 Donghan Yoon	Chairman	1.6K	₩14,800	-1.3%	₩24M ($17K)
2024-03-13	BUY	Market Buy	윤득수 Deuksu Yoon	Managing Director	209	₩14,540	+0.5%	₩3M ($2K)
2024-03-12	BUY	Market Buy	윤득수 Deuksu Yoon	Managing Director	791	₩14,600	+0.1%	₩12M ($8K)
2024-02-28	BUY	Market Buy	신영재 Youngjae Shin	Executive Director	1.0K	₩15,620	-6.5%	₩16M ($11K)

Frequently asked questions

Who has been buying Kolmar B&H stock?: 9 distinct insiders have filed 33 disclosed insider purchases in Kolmar B&H (200130), most recently on 2026-06-22. 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 Kolmar B&H have?: Kolmar B&H has 33 buy-side and 0 sell-side disclosures on record, covering ₩1.1B ($769K) in total reported value, spanning 2024-02-28 to 2026-06-22.
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.