Who has been buying DYPNF stock?

2 distinct insiders have filed 12 disclosed insider purchases in DYPNF (104460), most recently on 2026-06-26. 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 DYPNF have?

DYPNF has 12 buy-side and 0 sell-side disclosures on record, covering ₩35M ($24K) in total reported value, spanning 2024-12-03 to 2026-06-26.

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.

DYPNF 104460

Company

디와이피엔에프DYPNF

Insiders

Buys

Total Value

₩35M ($24K)

Avg Return

+8.05%

Last Filing

2026-06-26

DYPNF (104460) has 12 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩35M ($24K) in reported transaction value. The earliest filing StockDrifts holds for DYPNF is dated 2024-12-03; the most recent is 2026-06-26. Across these filings the average return since disclosure is +8.05%, 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
2026-06-26	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	1.0K	-	-	-
2026-04-01	BUY	Market Buy	기영석 Youngseok Ki	Managing Director	64	₩14,020	+8.3%	₩897K ($623)
2026-01-23	BUY	수증	조수민 Jo Soo-min	chief	1.9M	₩14,500	+3.6%	₩27.6B ($19.1M)
2026-01-23	SELL	증여	조좌진 Cho Jwa-jin	Internal director	-1.9M	₩14,500	-3.6%	₩27.6B ($19.1M)
2025-11-11	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	500	₩13,990	+7.4%	₩7M ($5K)
2025-04-04	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	200	₩14,210	+5.7%	₩3M ($2K)
2025-04-04	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	100	₩14,210	+5.7%	₩1M ($987)
2025-03-17	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	100	₩14,880	+0.9%	₩1M ($1K)
2025-03-14	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	100	₩14,710	+2.1%	₩1M ($1K)
2025-03-13	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	100	₩14,770	+1.7%	₩1M ($1K)
2025-03-05	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	330	₩15,660	-4.1%	₩5M ($4K)
2025-02-28	BUY	Market Buy	유병욱 Yoo Byeong-wook	CEO	70	₩14,450	+3.9%	₩1M ($702)
2024-12-05	BUY	Market Buy	유병욱 Yoo Byeong-wook	president	100	₩11,630	+29.1%	₩1M ($808)
2024-12-03	BUY	Market Buy	유병욱 Yoo Byeong-wook	president	900	₩11,750	+27.8%	₩11M ($7K)

Frequently asked questions

Who has been buying DYPNF stock?: 2 distinct insiders have filed 12 disclosed insider purchases in DYPNF (104460), most recently on 2026-06-26. 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 DYPNF have?: DYPNF has 12 buy-side and 0 sell-side disclosures on record, covering ₩35M ($24K) in total reported value, spanning 2024-12-03 to 2026-06-26.
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.