Who has been buying Dynamic Solution stock?

3 distinct insiders have filed 7 disclosed insider purchases in Dynamic Solution (290660), most recently on 2026-07-06. 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 Dynamic Solution have?

Dynamic Solution has 7 buy-side and 1 sell-side disclosures on record, covering ₩15.7B ($10.9M) in total reported value, spanning 2024-06-07 to 2026-07-06.

Where does StockDrifts get Dynamic Solution 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.

Dynamic Solution 290660

Company

다이나믹솔루션Dynamic Solution

Insiders

Buys

Total Value

₩15.7B ($10.9M)

Avg Return

-5.07%

Last Filing

2026-07-06

Dynamic Solution (290660) has 7 disclosed insider purchases and 1 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩15.7B ($10.9M) in reported transaction value. The earliest filing StockDrifts holds for Dynamic Solution is dated 2024-06-07; the most recent is 2026-07-06. 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 -5.07%, 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
2026-07-06	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	8.0K	₩1,643	-17.2%	₩13M ($9K)
2026-06-26	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	38.4K	₩1,916	-11.8%	₩74M ($51K)
2026-06-25	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	54.3K	₩1,950	-13.4%	₩106M ($74K)
2026-06-09	SELL	주식병합	여미미디어 Yeomi Media	-	-7.9M	₩939	+0.0%	₩7.4B ($5.2M)
2026-06-04	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	57.9K	₩939	+0.0%	₩54M ($38K)
2026-06-02	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	4.1K	₩860	+9.2%	₩4M ($2K)
2026-06-01	BUY	Market Buy	백명훈 Baek Myung-hoon	CEO	30.5K	₩818	+14.8%	₩25M ($17K)
2026-03-25	BUY	주식매수선택권	유철호 Yoo Cheol-ho	Internal director	500.0K	₩1,429	-34.3%	₩715M ($496K)
2026-03-25	BUY	주식매수선택권	백명훈 Baek Myung-hoon	CEO	500.0K	₩1,429	-34.3%	₩715M ($496K)
2026-03-25	BUY	주식매수선택권	이세라 Sera Lee	Outside Director	150.0K	₩1,429	-34.3%	₩214M ($149K)
2026-03-25	BUY	주식매수선택권	성수연 Seong Soo-yeon	Outside Director	250.0K	₩1,429	-34.3%	₩357M ($248K)
2026-01-30	BUY	신규등록	성수연 Seong Soo-yeon	Outside Director	70.0K	₩950	-17.2%	₩67M ($46K)
2025-12-05	BUY	신규등록	이세라 Sera Lee	Outside Director	74.0K	₩837	-6.0%	₩62M ($43K)
2025-12-02	BUY	신규등록	백명훈 Baek Myung-hoon	CEO	80.0K	₩837	-6.0%	₩67M ($47K)
2025-11-27	BUY	제3자배정유상증자	여미미디어 Yeomi Media	-	6.3M	₩789	-0.3%	₩5.0B ($3.5M)
2025-11-24	BUY	장외매수	여미미디어 Yeomi Media	-	500.0K	₩766	+2.7%	₩383M ($266K)
2025-08-12	SELL	장외매도	스칸디 신기술조합 제278호 Scandi New Technology Association No. 278	-	-8.8M	₩1,573	+50.0%	₩13.8B ($9.6M)
2025-08-12	BUY	Market Buy	여미미디어 Yeomi Media	-	9.0M	₩1,573	-50.0%	₩14.2B ($9.8M)
2025-08-12	SELL	장외매도	청담메디케어1호신기술조합 Cheongdam Medicare No. 1 New Technology Association	-	-1.8M	₩1,573	+50.0%	₩2.8B ($1.9M)
2025-08-12	SELL	장외매도	엘엑스위드윈투자조합1호 LK With Win Investment Association No. 1	-	-1.1M	₩1,573	+50.0%	₩1.7B ($1.2M)
2024-06-12	SELL	Market Sell	반호영 Ban Ho-young	CEO	-1.2M	₩1,091	+27.9%	₩1.3B ($876K)
2024-06-07	SELL	기타	프렌다 신기술조합 제271호 Frenda New Technology Association No. 271	-	-1.9M	₩1,088	+27.7%	₩2.1B ($1.5M)

Frequently asked questions

Who has been buying Dynamic Solution stock?: 3 distinct insiders have filed 7 disclosed insider purchases in Dynamic Solution (290660), most recently on 2026-07-06. 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 Dynamic Solution have?: Dynamic Solution has 7 buy-side and 1 sell-side disclosures on record, covering ₩15.7B ($10.9M) in total reported value, spanning 2024-06-07 to 2026-07-06.
Where does StockDrifts get Dynamic Solution 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 Dynamic Solution. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.