Who has been buying Alpha Chips stock?

1 distinct insiders have filed 3 disclosed insider purchases in Alpha Chips (117670), most recently on 2026-03-11. 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 Alpha Chips have?

Alpha Chips has 3 buy-side and 0 sell-side disclosures on record, covering ₩89M ($62K) in total reported value, spanning 2024-03-22 to 2026-03-11.

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.

Alpha Chips 117670

Company

알파칩스Alpha Chips

Insiders

Buys

Total Value

₩89M ($62K)

Avg Return

+95.84%

Last Filing

2026-03-11

Alpha Chips (117670) has 3 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩89M ($62K) in reported transaction value. The earliest filing StockDrifts holds for Alpha Chips is dated 2024-03-22; the most recent is 2026-03-11. Across these filings the average return since disclosure is +95.84%, 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
2026-03-11	BUY	자사주상여금	최일준 Choi Iljun	vice president	1.9K	-	-	-
2026-03-11	BUY	자사주상여금	김재열 Kim Jae-yeol	vice president	1.9K	-	-	-
2025-11-11	BUY	Market Buy	최일준 Choi Iljun	vice president	3.0K	₩9,560	+84.2%	₩29M ($20K)
2025-11-10	BUY	Market Buy	최일준 Choi Iljun	vice president	2.0K	₩8,990	+95.9%	₩18M ($12K)
2025-11-07	BUY	Market Buy	최일준 Choi Iljun	vice president	5.0K	₩8,490	+107.4%	₩42M ($29K)
2025-10-31	BUY	제3자배정유상증자	이노스텍 Innotech	(Medical business development	59.9K	₩6,410	+174.7%	₩384M ($267K)
2025-10-31	BUY	제3자배정유상증자	포스텍 POSTECH	-	308.8K	₩6,410	+174.7%	₩2.0B ($1.4M)
2025-06-18	SELL	자본감소	엔스넷 Ensnet	-	-11.3M	₩9,580	-83.8%	₩108.5B ($75.3M)
2025-06-18	SELL	자본감소	포스텍 POSTECH	-	-7.5M	₩9,580	-83.8%	₩71.4B ($49.6M)
2025-01-24	BUY	유상신주취득	포스텍 POSTECH	-	7.3M	₩19,317	-8.8%	₩140.5B ($97.6M)
2024-12-30	BUY	유상신주취득	엔스넷 Ensnet	-	9.1M	₩19,317	-8.8%	₩175.6B ($122.0M)
2024-12-30	BUY	유상신주취득	엔스넷 Ensnet	-	1.8M	₩19,317	-8.8%	₩35.1B ($24.4M)
2024-11-29	BUY	장외매수	엔스넷 Ensnet	-	1.7M	₩19,317	-8.8%	₩32.4B ($22.5M)
2024-03-22	BUY	유상신주취득	알파에쿼티파트너스 Alpha Equity Partners	-	298.5K	₩19,317	-8.8%	₩5.8B ($4.0M)

Frequently asked questions

Who has been buying Alpha Chips stock?: 1 distinct insiders have filed 3 disclosed insider purchases in Alpha Chips (117670), most recently on 2026-03-11. 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 Alpha Chips have?: Alpha Chips has 3 buy-side and 0 sell-side disclosures on record, covering ₩89M ($62K) in total reported value, spanning 2024-03-22 to 2026-03-11.
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.