Who has been buying Narae Nanotech stock?

2 distinct insiders have filed 84 disclosed insider purchases in Narae Nanotech (137080), most recently on 2026-06-08. 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 Narae Nanotech have?

Narae Nanotech has 84 buy-side and 0 sell-side disclosures on record, covering ₩1.9B ($1.3M) in total reported value, spanning 2024-10-24 to 2026-06-08.

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.

Narae Nanotech 137080

Company

나래나노텍Narae Nanotech

Insiders

Buys

Total Value

₩1.9B ($1.3M)

Avg Return

+46.44%

Last Filing

2026-06-08

Narae Nanotech (137080) has 84 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩1.9B ($1.3M) in reported transaction value. The earliest filing StockDrifts holds for Narae Nanotech is dated 2024-10-24; the most recent is 2026-06-08. Across these filings the average return since disclosure is +46.44%, 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
2026-07-21	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩5,290	-0.9%	₩10M ($7K)
2026-06-08	BUY	Market Buy	김추호 Kim Chu-ho	president	1.0K	₩4,160	+8.3%	₩4M ($3K)
2026-04-02	BUY	Market Buy	김추호 Kim Chu-ho	president	5.0K	₩5,290	+10.0%	₩26M ($18K)
2026-02-26	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩4,150	+19.2%	₩8M ($6K)
2026-02-13	BUY	Market Buy	김추호 Kim Chu-ho	president	350	₩4,685	+5.5%	₩2M ($1K)
2026-02-12	BUY	Market Buy	김추호 Kim Chu-ho	president	650	₩4,825	+2.5%	₩3M ($2K)
2026-01-20	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩3,870	+27.8%	₩8M ($5K)
2026-01-07	BUY	Market Buy	김추호 Kim Chu-ho	president	2.8K	₩3,750	+31.9%	₩10M ($7K)
2026-01-06	BUY	Market Buy	김추호 Kim Chu-ho	president	219	₩3,780	+30.8%	₩828K ($575)
2025-12-17	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩3,400	+45.4%	₩7M ($5K)
2025-12-15	BUY	Market Buy	김민호 Minho Kim	CEO	8.7K	₩3,295	+50.1%	₩29M ($20K)
2025-12-09	BUY	Market Buy	김민호 Minho Kim	CEO	20.0K	₩3,435	+44.0%	₩69M ($48K)
2025-12-08	BUY	Market Buy	김민호 Minho Kim	CEO	3.0K	₩3,330	+48.5%	₩10M ($7K)
2025-12-08	BUY	Market Buy	김민호 Minho Kim	CEO	6.7K	₩3,330	+48.5%	₩22M ($15K)
2025-12-05	BUY	Market Buy	김민호 Minho Kim	CEO	10.3K	₩3,260	+51.7%	₩34M ($23K)
2025-12-05	BUY	Market Buy	김민호 Minho Kim	CEO	18.2K	₩3,260	+51.7%	₩59M ($41K)
2025-12-04	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩3,200	+54.5%	₩6M ($4K)
2025-12-04	BUY	Market Buy	김민호 Minho Kim	CEO	20.1K	₩3,200	+54.5%	₩64M ($45K)
2025-12-04	BUY	Market Buy	김민호 Minho Kim	CEO	170	₩3,200	+54.5%	₩544K ($378)
2025-12-03	BUY	Market Buy	김민호 Minho Kim	CEO	20.7K	₩3,185	+55.3%	₩66M ($46K)
2025-11-17	BUY	Market Buy	김추호 Kim Chu-ho	president	1.0K	₩3,160	+56.5%	₩3M ($2K)
2025-11-07	BUY	Market Buy	김추호 Kim Chu-ho	president	1.0K	₩3,160	+56.5%	₩3M ($2K)
2025-10-16	BUY	Market Buy	김추호 Kim Chu-ho	president	1.0K	₩3,285	+50.5%	₩3M ($2K)
2025-09-09	BUY	Market Buy	김추호 Kim Chu-ho	president	938	₩3,275	+51.0%	₩3M ($2K)
2025-09-08	BUY	Market Buy	김추호 Kim Chu-ho	president	62	₩3,285	+50.5%	₩204K ($141)
2025-09-05	BUY	Market Buy	김추호 Kim Chu-ho	president	973	₩3,325	+48.7%	₩3M ($2K)
2025-09-04	BUY	Market Buy	김추호 Kim Chu-ho	president	27	₩3,265	+51.5%	₩88K ($61)
2025-06-30	BUY	Market Buy	김추호 Kim Chu-ho	president	2.0K	₩3,035	+62.9%	₩6M ($4K)
2025-06-23	BUY	Market Buy	김추호 Kim Chu-ho	president	500	₩3,060	+61.6%	₩2M ($1K)
2025-06-20	BUY	Market Buy	김추호 Kim Chu-ho	president	500	₩3,160	+56.5%	₩2M ($1K)
2025-05-21	BUY	Market Buy	김추호 Kim Chu-ho	president	500	₩3,315	+49.2%	₩2M ($1K)
2025-05-14	BUY	Market Buy	김민호 Minho Kim	CEO	36	₩3,355	+47.4%	₩121K ($84)
2025-05-13	BUY	Market Buy	김민호 Minho Kim	CEO	10.3K	₩3,395	+45.7%	₩35M ($24K)
2025-05-12	BUY	Market Buy	김민호 Minho Kim	CEO	6.3K	₩3,490	+41.7%	₩22M ($15K)
2025-05-09	BUY	Market Buy	김민호 Minho Kim	CEO	3.1K	₩3,465	+42.7%	₩11M ($7K)
2025-05-02	BUY	Market Buy	김민호 Minho Kim	CEO	1.1K	₩3,300	+49.9%	₩4M ($3K)
2025-05-01	BUY	Market Buy	김민호 Minho Kim	CEO	453	₩3,300	+49.9%	₩1M ($1K)
2025-04-30	BUY	Market Buy	김민호 Minho Kim	CEO	3.6K	₩3,395	+45.7%	₩12M ($8K)
2025-04-28	BUY	Market Buy	김민호 Minho Kim	CEO	1.4K	₩3,510	+40.9%	₩5M ($3K)
2025-04-25	BUY	Market Buy	김민호 Minho Kim	CEO	7.8K	₩3,400	+45.4%	₩26M ($18K)
2025-04-24	BUY	Market Buy	김민호 Minho Kim	CEO	6.4K	₩3,415	+44.8%	₩22M ($15K)
2025-04-16	BUY	Market Buy	김민호 Minho Kim	CEO	1.5K	₩3,255	+51.9%	₩5M ($3K)
2025-04-14	BUY	Market Buy	김민호 Minho Kim	CEO	1.8K	₩3,200	+54.5%	₩6M ($4K)
2025-04-11	BUY	Market Buy	김민호 Minho Kim	CEO	3.5K	₩3,160	+56.5%	₩11M ($8K)
2025-04-10	BUY	Market Buy	김민호 Minho Kim	CEO	3.9K	₩3,180	+55.5%	₩12M ($9K)
2025-04-09	BUY	Market Buy	김추호 Kim Chu-ho	vice president	500	₩3,145	+57.2%	₩2M ($1K)
2025-04-09	BUY	Market Buy	김민호 Minho Kim	CEO	8.8K	₩3,145	+57.2%	₩28M ($19K)
2025-04-08	BUY	Market Buy	김민호 Minho Kim	CEO	5.0K	₩3,205	+54.3%	₩16M ($11K)
2025-04-04	BUY	Market Buy	김민호 Minho Kim	CEO	1.1K	₩3,170	+56.0%	₩3M ($2K)
2025-04-03	BUY	Market Buy	김민호 Minho Kim	CEO	2.9K	₩3,070	+61.1%	₩9M ($6K)

Showing the 50 most recent of 89 filings.

Frequently asked questions

Who has been buying Narae Nanotech stock?: 2 distinct insiders have filed 84 disclosed insider purchases in Narae Nanotech (137080), most recently on 2026-06-08. 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 Narae Nanotech have?: Narae Nanotech has 84 buy-side and 0 sell-side disclosures on record, covering ₩1.9B ($1.3M) in total reported value, spanning 2024-10-24 to 2026-06-08.
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.