Who has been buying KCC Glass stock?

1 distinct insiders have filed 26 disclosed insider purchases in KCC Glass (344820), most recently on 2026-06-01. 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 KCC Glass have?

KCC Glass has 26 buy-side and 0 sell-side disclosures on record, covering ₩7.1B ($5.0M) in total reported value, spanning 2024-07-03 to 2026-06-01.

Where does StockDrifts get KCC Glass 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.

KCC Glass 344820

Company

케이씨씨글라스KCC Glass

Insiders

Buys

Total Value

₩7.1B ($5.0M)

Avg Return

-25.36%

Last Filing

2026-06-01

KCC Glass (344820) has 26 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩7.1B ($5.0M) in reported transaction value. The earliest filing StockDrifts holds for KCC Glass is dated 2024-07-03; the most recent is 2026-06-01. 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 -25.36%, 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
2026-06-01	BUY	신규선임	현재훈 Hyeonjaehun	moving	3.4K	₩24,300	-3.1%	₩83M ($58K)
2024-08-20	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	1.4K	₩41,300	-26.0%	₩59M ($41K)
2024-08-19	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	1.4K	₩41,150	-25.8%	₩59M ($41K)
2024-08-16	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	2.0K	₩41,000	-25.5%	₩84M ($58K)
2024-08-14	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	2.8K	₩41,000	-25.5%	₩115M ($80K)
2024-08-13	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	600	₩40,850	-25.2%	₩25M ($17K)
2024-08-12	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	3.1K	₩41,150	-25.8%	₩130M ($90K)
2024-08-09	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	4.7K	₩40,600	-24.8%	₩192M ($133K)
2024-08-08	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	3.7K	₩41,300	-26.0%	₩152M ($105K)
2024-08-07	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	12.1K	₩40,350	-24.3%	₩488M ($339K)
2024-07-25	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.3K	₩41,050	-25.6%	₩423M ($294K)
2024-07-24	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.0K	₩41,200	-25.9%	₩412M ($286K)
2024-07-23	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.0K	₩41,650	-26.6%	₩417M ($289K)
2024-07-22	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	8.0K	₩42,400	-27.9%	₩339M ($236K)
2024-07-19	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	9.0K	₩42,700	-28.4%	₩386M ($268K)
2024-07-18	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.0K	₩42,950	-28.9%	₩430M ($298K)
2024-07-17	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.9K	₩42,150	-27.5%	₩460M ($320K)
2024-07-16	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	12.0K	₩40,650	-24.9%	₩488M ($339K)
2024-07-15	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	2.5K	₩40,650	-24.9%	₩102M ($71K)
2024-07-12	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	6.0K	₩40,350	-24.3%	₩244M ($169K)
2024-07-11	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	10.1K	₩40,100	-23.8%	₩407M ($282K)
2024-07-10	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	4.4K	₩40,100	-23.8%	₩176M ($122K)
2024-07-09	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	13.2K	₩40,200	-24.0%	₩529M ($368K)
2024-07-08	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	7.4K	₩39,950	-23.5%	₩296M ($205K)
2024-07-05	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	6.5K	₩39,900	-23.4%	₩259M ($180K)
2024-07-04	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	4.0K	₩40,000	-23.6%	₩160M ($111K)
2024-07-03	BUY	Market Buy	정몽익 Jeong Mong-ik	Chairman	7.6K	₩39,900	-23.4%	₩303M ($211K)

Frequently asked questions

Who has been buying KCC Glass stock?: 1 distinct insiders have filed 26 disclosed insider purchases in KCC Glass (344820), most recently on 2026-06-01. 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 KCC Glass have?: KCC Glass has 26 buy-side and 0 sell-side disclosures on record, covering ₩7.1B ($5.0M) in total reported value, spanning 2024-07-03 to 2026-06-01.
Where does StockDrifts get KCC Glass 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 KCC Glass. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.