Who has been buying SBB Tech stock?

0 distinct insiders have filed 0 disclosed insider purchases in SBB Tech (389500), most recently on 2026-02-10. 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 SBB Tech have?

SBB Tech has 0 buy-side and 0 sell-side disclosures on record, spanning 2024-02-26 to 2026-02-10.

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.

SBB Tech 389500

Company

에스비비테크SBB Tech

Insiders

Buys

Total Value

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Avg Return

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Last Filing

2026-02-10

SBB Tech (389500) has 0 disclosed insider purchases and 0 disclosed disposals on record, filed by 0 distinct insiders. The earliest filing StockDrifts holds for SBB Tech is dated 2024-02-26; the most recent is 2026-02-10.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2026-02-10	SELL	전환등	케이피에프 KPF	-	-321.5K	₩60,700	+8.2%	₩19.5B ($13.6M)
2026-02-10	BUY	전환사채의권리행사	케이피에프 KPF	-	321.5K	₩60,700	-8.2%	₩19.5B ($13.6M)
2025-04-15	BUY	주식매수선택권	류재완 Ryu Jae-wan	CEO	9.2K	₩21,800	+155.5%	₩201M ($139K)
2025-04-15	BUY	주식매수선택권	송진웅 Jinwoong Song	CEO	9.2K	₩21,800	+155.5%	₩201M ($139K)
2025-04-15	BUY	주식매수선택권	이정호 Jeongho Lee	moving	6.0K	₩21,800	+155.5%	₩131M ($91K)
2025-04-15	BUY	주식매수선택권	정상규 Jeong Sang-gyu	moving	6.0K	₩21,800	+155.5%	₩131M ($91K)
2024-11-26	SELL	장외매도	송수민 Song Sumin	Internal director	-119.0K	₩16,920	-229.2%	₩2.0B ($1.4M)
2024-05-26	BUY	행사가액조정	케이피에프 KPF	-	55.9K	₩23,250	+139.6%	₩1.3B ($903K)
2024-05-26	BUY	행사가액조정	송수민 Song Sumin	Internal director	20.7K	₩23,250	+139.6%	₩481M ($334K)
2024-02-26	BUY	행사가액조정	송수민 Song Sumin	Internal director	6.6K	₩37,550	+48.3%	₩247M ($171K)
2024-02-26	BUY	행사가액조정	케이피에프 KPF	-	17.8K	₩37,550	+48.3%	₩667M ($463K)

Frequently asked questions

Who has been buying SBB Tech stock?: 0 distinct insiders have filed 0 disclosed insider purchases in SBB Tech (389500), most recently on 2026-02-10. 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 SBB Tech have?: SBB Tech has 0 buy-side and 0 sell-side disclosures on record, spanning 2024-02-26 to 2026-02-10.
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.