Who has been buying Phosphate value stock?

1 distinct insiders have filed 18 disclosed insider purchases in Phosphate value (277410), most recently on 2026-06-24. 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 Phosphate value have?

Phosphate value has 18 buy-side and 1 sell-side disclosures on record, covering ₩818M ($568K) in total reported value, spanning 2024-04-08 to 2026-06-24.

Where does StockDrifts get Phosphate value 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.

Phosphate value 277410

Company

인산가Phosphate value

Insiders

Buys

Total Value

₩818M ($568K)

Avg Return

-8.76%

Last Filing

2026-06-24

Phosphate value (277410) has 18 disclosed insider purchases and 1 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩818M ($568K) in reported transaction value. The earliest filing StockDrifts holds for Phosphate value is dated 2024-04-08; the most recent is 2026-06-24. 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 -8.76%, 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
2026-06-24	SELL	주식병합	김윤세 Yunse Kim	CEO	-7.7M	₩800	+0.0%	₩6.1B ($4.3M)
2026-06-24	SELL	주식병합	우성숙 Seongsuk Woo	Managing Director	-996.5K	₩800	+0.0%	₩797M ($554K)
2026-06-24	SELL	주식병합	김운영 Kim Unyoung	moving	-16.3K	₩800	+0.0%	₩13M ($9K)
2026-01-19	BUY	Market Buy	김윤세 Yunse Kim	CEO	30.0K	₩1,141	+3.9%	₩34M ($24K)
2026-01-06	BUY	Market Buy	김윤세 Yunse Kim	CEO	20.0K	₩1,194	-0.7%	₩24M ($17K)
2025-11-19	BUY	Market Buy	김윤세 Yunse Kim	CEO	30.0K	₩1,180	+0.5%	₩35M ($25K)
2025-11-17	BUY	Market Buy	김윤세 Yunse Kim	CEO	25.0K	₩1,210	-2.0%	₩30M ($21K)
2025-11-03	BUY	Market Buy	김윤세 Yunse Kim	CEO	15.0K	₩1,194	-0.7%	₩18M ($12K)
2025-10-31	BUY	Market Buy	김윤세 Yunse Kim	CEO	30.0K	₩1,139	+4.1%	₩34M ($24K)
2025-09-30	BUY	Market Buy	김윤세 Yunse Kim	CEO	50.0K	₩1,225	-3.2%	₩61M ($43K)
2025-04-16	BUY	Market Buy	김윤세 Yunse Kim	CEO	53.1K	₩1,312	-9.6%	₩70M ($48K)
2025-04-15	BUY	Market Buy	김윤세 Yunse Kim	CEO	46.9K	₩1,238	-4.2%	₩58M ($40K)
2025-01-01	BUY	신규선임	김운영 Kim Unyoung	moving	18.2K	₩1,328	-10.7%	₩24M ($17K)
2024-12-20	BUY	Market Buy	김윤세 Yunse Kim	CEO	40.0K	₩1,380	-14.1%	₩55M ($38K)
2024-12-19	BUY	Market Buy	김윤세 Yunse Kim	CEO	30.0K	₩1,369	-13.4%	₩41M ($29K)
2024-12-12	BUY	Market Buy	김윤세 Yunse Kim	CEO	17.9K	₩1,306	-9.2%	₩23M ($16K)
2024-12-11	SELL	Market Sell	김윤세 Yunse Kim	CEO	-1.0K	₩1,284	+7.6%	₩1M ($892)
2024-12-11	BUY	Market Buy	김윤세 Yunse Kim	CEO	13.1K	₩1,284	-7.6%	₩17M ($12K)
2024-12-10	BUY	Market Buy	김윤세 Yunse Kim	CEO	50.0K	₩1,223	-3.0%	₩61M ($42K)
2024-07-29	BUY	Market Buy	김윤세 Yunse Kim	CEO	44.0K	₩1,599	-25.8%	₩70M ($49K)
2024-07-26	BUY	Market Buy	김윤세 Yunse Kim	CEO	6.0K	₩1,602	-26.0%	₩10M ($7K)
2024-04-09	BUY	Market Buy	김윤세 Yunse Kim	CEO	20.0K	₩1,724	-31.2%	₩34M ($24K)
2024-04-08	BUY	Market Buy	김윤세 Yunse Kim	CEO	80.0K	₩1,748	-32.1%	₩140M ($97K)

Frequently asked questions

Who has been buying Phosphate value stock?: 1 distinct insiders have filed 18 disclosed insider purchases in Phosphate value (277410), most recently on 2026-06-24. 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 Phosphate value have?: Phosphate value has 18 buy-side and 1 sell-side disclosures on record, covering ₩818M ($568K) in total reported value, spanning 2024-04-08 to 2026-06-24.
Where does StockDrifts get Phosphate value 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 Phosphate value. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.