Who has been buying Wonik IPS stock?

5 distinct insiders have filed 3 disclosed insider purchases in Wonik IPS (240810), most recently on 2026-03-29. 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 Wonik IPS have?

Wonik IPS has 3 buy-side and 3 sell-side disclosures on record, covering ₩737M ($512K) in total reported value, spanning 2024-02-15 to 2026-03-29.

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.

Wonik IPS 240810

Company

원익IPSWonik IPS

Insiders

Buys

Total Value

₩737M ($512K)

Avg Return

+180.29%

Last Filing

2026-03-29

Wonik IPS (240810) has 3 disclosed insider purchases and 3 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩737M ($512K) in reported transaction value. The earliest filing StockDrifts holds for Wonik IPS is dated 2024-02-15; the most recent is 2026-03-29. Across these filings the average return since disclosure is +180.29%, 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
2026-03-29	SELL	임원퇴임	이현덕 Hyeondeok Lee	Internal director	-13.4K	₩113,200	+0.1%	₩1.5B ($1.1M)
2026-02-13	SELL	Market Sell	박상준 Sangjun Park	vice president	-5.0K	₩109,200	-15.8%	₩546M ($379K)
2025-12-23	SELL	Market Sell	송항규 Song Hang-gyu	Managing Director	-37	₩62,800	-101.4%	₩2M ($2K)
2025-11-06	SELL	Market Sell	박동건 Park Dong-geon	Outside Director	-900	₩71,700	-76.4%	₩65M ($45K)
2025-11-03	BUY	신규선임	송항규 Song Hang-gyu	Managing Director	37	₩65,000	+94.6%	₩2M ($2K)
2025-03-26	SELL	임원퇴임	이문용 Moonyong Lee	Internal director	-44.0K	₩25,950	-387.5%	₩1.1B ($793K)
2025-03-24	SELL	임원퇴임	권오철 Kwon Oh-cheol	Outside Director	-3.5K	₩26,400	-379.2%	₩92M ($64K)
2025-02-05	BUY	Market Buy	이현덕 Hyeondeok Lee	Internal director	1.4K	₩21,600	+485.6%	₩31M ($21K)
2024-12-30	BUY	Market Buy	권오철 Kwon Oh-cheol	Outside Director	1.5K	₩22,350	+466.0%	₩34M ($23K)
2024-03-28	SELL	임원퇴임	조남성 Cho Nam-seong	Internal director	-3.0K	₩36,500	-246.6%	₩110M ($76K)
2024-02-15	BUY	Market Buy	권오철 Kwon Oh-cheol	Outside Director	2.0K	₩29,850	+323.8%	₩60M ($41K)

Frequently asked questions

Who has been buying Wonik IPS stock?: 5 distinct insiders have filed 3 disclosed insider purchases in Wonik IPS (240810), most recently on 2026-03-29. 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 Wonik IPS have?: Wonik IPS has 3 buy-side and 3 sell-side disclosures on record, covering ₩737M ($512K) in total reported value, spanning 2024-02-15 to 2026-03-29.
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.