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Pharos iBio 388870

Company
파로스아이바이오Pharos iBio
Insiders
2
Buys
4
Total Value
₩316M ($220K)
Avg Return
+22.26%
Last Filing
2026-06-04

Pharos iBio (388870) has 4 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩316M ($220K) in reported transaction value. The earliest filing StockDrifts holds for Pharos iBio is dated 2024-09-27; the most recent is 2026-06-04. Across these filings the average return since disclosure is +22.26%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-06-04BUYMarket Buy
윤정혁
Jeonghyeok Yoon
CEO15.0K₩6,300+24.1%₩95M ($66K)
2026-01-09SELL임원퇴임
HAN HYE JUNG
president-240.0K₩10,350+20.3%₩2.5B ($1.7M)
2025-07-16BUYMarket Buy
김규태
Kim Gyu-tae
vice president12.5K₩6,230+32.4%₩78M ($54K)
2025-07-14BUYMarket Buy
윤정혁
Jeonghyeok Yoon
CEO8.3K₩5,910+39.6%₩49M ($34K)
2024-09-27BUYMarket Buy
윤정혁
Jeonghyeok Yoon
CEO10.7K₩8,880-7.1%₩95M ($66K)

Frequently asked questions

Who has been buying Pharos iBio stock?
2 distinct insiders have filed 4 disclosed insider purchases in Pharos iBio (388870), most recently on 2026-06-04. 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 Pharos iBio have?
Pharos iBio has 4 buy-side and 0 sell-side disclosures on record, covering ₩316M ($220K) in total reported value, spanning 2024-09-27 to 2026-06-04.
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.