Who has been buying DS single seat stock?

2 distinct insiders have filed 8 disclosed insider purchases in DS single seat (017860), most recently on 2026-05-29. 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 DS single seat have?

DS single seat has 8 buy-side and 2 sell-side disclosures on record, covering ₩8.2B ($5.7M) in total reported value, spanning 2024-01-01 to 2026-05-29.

Where does StockDrifts get DS single seat 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.

DS single seat 017860

Company

DS단석DS single seat

Insiders

Buys

Total Value

₩8.2B ($5.7M)

Avg Return

+3.07%

Last Filing

2026-05-29

DS single seat (017860) has 8 disclosed insider purchases and 2 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩8.2B ($5.7M) in reported transaction value. The earliest filing StockDrifts holds for DS single seat is dated 2024-01-01; the most recent is 2026-05-29. 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 +3.07%, 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
2026-05-29	BUY	Market Buy	한수현 Soohyun Han	vice president	11.8K	₩17,980	-15.2%	₩212M ($147K)
2026-05-28	BUY	Market Buy	한수현 Soohyun Han	vice president	19.0K	₩18,990	-19.7%	₩360M ($250K)
2026-05-27	BUY	Market Buy	한수현 Soohyun Han	vice president	31.9K	₩18,340	-16.9%	₩584M ($406K)
2026-05-26	BUY	Market Buy	한수현 Soohyun Han	vice president	32.9K	₩19,340	-21.1%	₩636M ($442K)
2026-03-31	BUY	주식배당	한수현 Soohyun Han	vice president	6.1K	₩19,410	+3.0%	₩118M ($82K)
2026-03-31	BUY	주식배당	한승욱 Seungwook Han	CEO	64.3K	₩19,410	+3.0%	₩1.2B ($866K)
2025-11-18	BUY	Market Buy	한승욱 Seungwook Han	CEO	5.0K	₩18,469	+1.4%	₩92M ($64K)
2025-11-13	BUY	Market Buy	한승욱 Seungwook Han	CEO	2.0K	₩20,054	-6.7%	₩40M ($28K)
2025-11-12	BUY	Market Buy	한승욱 Seungwook Han	CEO	6.0K	₩19,905	-6.0%	₩119M ($83K)
2025-11-11	BUY	Market Buy	한승욱 Seungwook Han	CEO	7.0K	₩19,509	-4.0%	₩137M ($95K)
2024-12-12	SELL	Market Sell	한수현 Soohyun Han	Managing Director	-40.0K	₩45,554	+58.9%	₩1.8B ($1.3M)
2024-12-11	SELL	Market Sell	한수현 Soohyun Han	Managing Director	-90.0K	₩46,743	+60.0%	₩4.2B ($2.9M)
2024-11-26	BUY	무상신주취득	한승욱 Seungwook Han	CEO	4.3M	₩48,426	-61.3%	₩206.9B ($143.7M)
2024-11-26	BUY	무상신주취득	한수현 Soohyun Han	Managing Director	492.1K	₩48,426	-61.3%	₩23.8B ($16.5M)
2024-07-05	SELL	시간외매매	스톤브릿지에코제1호사모투자 Stonebridge Eco No. 1 private equity investment	-	-120.0K	₩38,240	+51.0%	₩4.6B ($3.2M)
2024-05-31	SELL	시간외매매	스톤브릿지에코제1호사모투자 Stonebridge Eco No. 1 private equity investment	-	-234.5K	₩31,635	+40.8%	₩7.4B ($5.2M)
2024-04-05	SELL	시간외매매	스톤브릿지에코제1호사모투자 Stonebridge Eco No. 1 private equity investment	-	-210.0K	₩45,836	+59.2%	₩9.6B ($6.7M)
2024-01-01	BUY	신규선임	한수현 Soohyun Han	Managing Director	246.1K	₩92,135	-79.7%	₩22.7B ($15.7M)

Frequently asked questions

Who has been buying DS single seat stock?: 2 distinct insiders have filed 8 disclosed insider purchases in DS single seat (017860), most recently on 2026-05-29. 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 DS single seat have?: DS single seat has 8 buy-side and 2 sell-side disclosures on record, covering ₩8.2B ($5.7M) in total reported value, spanning 2024-01-01 to 2026-05-29.
Where does StockDrifts get DS single seat 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 DS single seat. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.