Who has been buying GFI stock?

2 distinct insiders have filed 0 disclosed insider purchases in GFI (493330), most recently on 2026-06-16. 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 GFI have?

GFI has 0 buy-side and 34 sell-side disclosures on record, covering ₩6.9B ($4.8M) in total reported value, spanning 2026-01-14 to 2026-06-16.

Where does StockDrifts get GFI 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.

GFI 493330

Company

지에프아이GFI

Insiders

Buys

Total Value

₩6.9B ($4.8M)

Avg Return

+6.83%

Last Filing

2026-06-16

GFI (493330) has 0 disclosed insider purchases and 34 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩6.9B ($4.8M) in reported transaction value. The earliest filing StockDrifts holds for GFI is dated 2026-01-14; the most recent is 2026-06-16. 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 +6.83%, 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
2026-08-05	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-32.2K	₩10,060	-8.9%	₩302M ($210K)
2026-08-04	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-7.4K	₩10,100	-8.5%	₩64M ($45K)
2026-07-28	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-8.8K	₩8,740	-25.4%	₩83M ($58K)
2026-07-27	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-5.7K	₩9,150	-19.8%	₩54M ($37K)
2026-07-24	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-10.0K	₩9,150	-19.8%	₩95M ($66K)
2026-07-23	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-9.2K	₩9,150	-19.8%	₩90M ($63K)
2026-07-22	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-7.8K	₩9,500	-27.4%	₩77M ($54K)
2026-07-21	BUY	주식매수청구권 행사	김태엽 Kim Tae-yeop	vice president	100.0K	₩9,500	-7.8%	₩950M ($660K)
2026-07-21	BUY	주식매수청구권 행사	김운선 Kim Un-seon	Managing Director	100.0K	₩9,500	-7.8%	₩950M ($660K)
2026-07-20	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-2.2K	₩9,800	-23.5%	₩22M ($15K)
2026-07-16	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-3.8K	₩9,950	-10.2%	₩38M ($26K)
2026-06-16	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-296	₩12,620	+21.2%	₩4M ($3K)
2026-06-15	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-2.2K	₩13,080	+23.9%	₩28M ($19K)
2026-06-11	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-688	₩12,450	+20.1%	₩9M ($6K)
2026-05-26	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-138	₩16,770	+22.0%	₩2M ($2K)
2026-05-25	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-23.5K	₩16,770	+22.0%	₩393M ($273K)
2026-05-21	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-2.1K	₩16,630	+21.4%	₩34M ($24K)
2026-05-20	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-26.7K	₩16,100	+18.8%	₩430M ($299K)
2026-05-19	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-3.3K	₩16,390	+20.2%	₩55M ($38K)
2026-05-18	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-2.0K	₩15,400	+15.1%	₩30M ($21K)
2026-05-13	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-28.2K	₩17,890	+26.9%	₩505M ($351K)
2026-05-11	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-398	₩19,700	+33.6%	₩8M ($5K)
2026-05-08	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-4.7K	₩19,490	+14.0%	₩91M ($64K)
2026-04-27	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-27.0K	₩18,660	+10.2%	₩504M ($350K)
2026-04-23	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-15.6K	₩19,320	+13.3%	₩302M ($210K)
2026-04-21	SELL	Market Sell	최영호 Youngho Choi	moving	-2.0K	₩19,860	+3.1%	₩40M ($28K)
2026-04-21	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-22.9K	₩19,860	+15.6%	₩454M ($316K)
2026-04-17	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-15.6K	₩16,670	-0.5%	₩261M ($181K)
2026-04-16	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-1.6K	₩16,410	-2.1%	₩26M ($18K)
2026-04-15	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-10.2K	₩16,670	-0.5%	₩169M ($118K)
2026-04-14	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-14.4K	₩16,200	-3.5%	₩234M ($162K)
2026-04-13	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-18.0K	₩16,020	-4.6%	₩288M ($200K)
2026-04-09	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-28.6K	₩14,990	-23.4%	₩428M ($298K)
2026-04-08	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-3.0K	₩14,570	-27.0%	₩44M ($30K)
2026-04-07	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-7.9K	₩14,050	-31.7%	₩111M ($77K)
2026-04-06	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-12.2K	₩12,400	-49.2%	₩151M ($105K)
2026-03-20	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-785	₩14,110	+4.4%	₩11M ($8K)
2026-03-19	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-7.8K	₩14,400	+6.3%	₩113M ($79K)
2026-03-18	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-130	₩14,550	+7.3%	₩2M ($1K)
2026-02-03	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-44.0K	₩19,200	+13.1%	₩845M ($587K)
2026-01-30	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-11.5K	₩20,150	+17.2%	₩232M ($161K)
2026-01-26	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-28.7K	₩17,140	+2.7%	₩493M ($342K)
2026-01-22	SELL	Market Sell	최영호 Youngho Choi	moving	-1.0K	₩18,850	-2.1%	₩19M ($13K)
2026-01-20	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-23.4K	₩18,190	+8.3%	₩426M ($296K)
2026-01-19	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-7.3K	₩19,960	+16.4%	₩145M ($101K)
2026-01-14	BUY	신규상장	이상섭 Lee Sang-seop	CEO	3.5M	₩17,990	-7.3%	₩62.2B ($43.2M)
2026-01-14	BUY	신규상장	최영호 Youngho Choi	moving	10.0K	₩17,990	-7.3%	₩180M ($125K)
2026-01-14	BUY	신규상장	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	1.4M	₩17,990	-7.3%	₩25.2B ($17.5M)
2025-08-10	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-5.0K	-	-	-
2025-08-06	SELL	Market Sell	비엔케이 안전 신기술투자조합 제2호 BNK Safety New Technology Investment Association No. 2	-	-28.6K	-	-	-

Frequently asked questions

Who has been buying GFI stock?: 2 distinct insiders have filed 0 disclosed insider purchases in GFI (493330), most recently on 2026-06-16. 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 GFI have?: GFI has 0 buy-side and 34 sell-side disclosures on record, covering ₩6.9B ($4.8M) in total reported value, spanning 2026-01-14 to 2026-06-16.
Where does StockDrifts get GFI 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 GFI. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.