Who has been buying Ccube stock?

1 distinct insiders have filed 20 disclosed insider purchases in Ccube (101240), most recently on 2026-06-05. 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 Ccube have?

Ccube has 20 buy-side and 0 sell-side disclosures on record, covering ₩4.9B ($3.4M) in total reported value, spanning 2024-03-28 to 2026-06-05.

Where does StockDrifts get Ccube 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.

Ccube 101240

Company

씨큐브Ccube

Insiders

Buys

Total Value

₩4.9B ($3.4M)

Avg Return

-17.82%

Last Filing

2026-06-05

Ccube (101240) has 20 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩4.9B ($3.4M) in reported transaction value. The earliest filing StockDrifts holds for Ccube is dated 2024-03-28; the most recent is 2026-06-05. 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 -17.82%, 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
2026-06-05	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	25.6K	-	-	-
2026-06-04	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	75.0K	-	-	-
2026-06-02	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	53.9K	-	-	-
2026-06-01	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	46.8K	-	-	-
2026-05-29	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	34.9K	-	-	-
2025-10-10	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	68.1K	₩4,760	-15.4%	₩324M ($225K)
2025-10-02	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	73.8K	₩4,960	-18.9%	₩366M ($254K)
2025-10-01	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	38.0K	₩5,200	-22.6%	₩197M ($137K)
2025-09-30	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	28.5K	₩4,965	-18.9%	₩141M ($98K)
2025-09-29	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	6.6K	₩4,980	-19.2%	₩33M ($23K)
2025-09-26	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	191.2K	₩4,935	-18.4%	₩943M ($655K)
2025-09-25	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	102.9K	₩4,950	-18.7%	₩509M ($354K)
2025-09-24	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	28.5K	₩4,785	-15.9%	₩136M ($95K)
2025-09-23	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	136.4K	₩5,020	-19.8%	₩685M ($476K)
2025-09-22	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	46.2K	₩4,950	-18.7%	₩229M ($159K)
2025-09-19	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	58.9K	₩5,080	-20.8%	₩299M ($208K)
2025-07-10	SELL	전환등	스타치얼코퍼레이션 Starcheal Corporation	-	-123.9K	₩4,530	+11.2%	₩561M ($390K)
2025-07-10	BUY	전환사채의권리행사	스타치얼코퍼레이션 Starcheal Corporation	-	123.9K	₩4,530	-11.2%	₩561M ($390K)
2025-07-09	BUY	CB인수	스타치얼코퍼레이션 Starcheal Corporation	-	123.9K	₩4,575	-12.0%	₩567M ($394K)
2025-07-08	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	40.9K	₩4,565	-11.8%	₩187M ($130K)
2025-07-07	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	43.5K	₩4,660	-13.6%	₩203M ($141K)
2025-07-04	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	103.0K	₩4,915	-18.1%	₩506M ($352K)
2025-07-03	BUY	Market Buy	스타치얼코퍼레이션 Starcheal Corporation	-	31.4K	₩4,820	-16.5%	₩151M ($105K)
2024-08-10	SELL	임원퇴임	변용근 Byeon Yong-geun	Managing Director	-15.3K	₩5,270	+23.6%	₩81M ($56K)
2024-04-26	BUY	주식배당	변용근 Byeon Yong-geun	Managing Director	300	₩4,445	-9.4%	₩1M ($926)
2024-03-28	BUY	주식배당	스타치얼코퍼레이션 Starcheal Corporation	-	62.6K	₩4,690	-14.2%	₩293M ($204K)
2024-03-28	BUY	주식배당	글로벌신소재인터내셔널홀딩스 Global New Materials International Holdings	-	23.5K	₩4,690	-14.2%	₩110M ($77K)

Frequently asked questions

Who has been buying Ccube stock?: 1 distinct insiders have filed 20 disclosed insider purchases in Ccube (101240), most recently on 2026-06-05. 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 Ccube have?: Ccube has 20 buy-side and 0 sell-side disclosures on record, covering ₩4.9B ($3.4M) in total reported value, spanning 2024-03-28 to 2026-06-05.
Where does StockDrifts get Ccube 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 Ccube. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.