Who has been buying Pulmuone stock?

7 distinct insiders have filed 9 disclosed insider purchases in Pulmuone (017810), most recently on 2026-06-22. 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 Pulmuone have?

Pulmuone has 9 buy-side and 2 sell-side disclosures on record, covering ₩168M ($117K) in total reported value, spanning 2024-04-02 to 2026-06-22.

Where does StockDrifts get Pulmuone 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.

Pulmuone 017810

Company

풀무원Pulmuone

Insiders

Buys

Total Value

₩168M ($117K)

Avg Return

+8.74%

Last Filing

2026-06-22

Pulmuone (017810) has 9 disclosed insider purchases and 2 disclosed disposals on record, filed by 7 distinct insiders. Together those filings cover ₩168M ($117K) in reported transaction value. The earliest filing StockDrifts holds for Pulmuone is dated 2024-04-02; the most recent is 2026-06-22. 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 +8.74%, 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
2026-08-10	BUY	Market Buy	신미현 Shin Mi-hyeon	-	500	₩9,430	-1.3%	₩5M ($3K)
2026-08-05	SELL	증여	남승우 Seungwoo Nam	-	-100.0K	₩8,960	-3.9%	₩896M ($622K)
2026-06-22	BUY	Market Buy	천영훈 Younghoon Cheon	Internal director	3.2K	₩9,480	-5.0%	₩30M ($21K)
2026-06-10	BUY	Market Buy	이상준 Sangjun Lee	Personnel Planning Director	2.0K	₩9,460	+1.6%	₩19M ($13K)
2026-06-05	BUY	Market Buy	김종헌 Kim Jong-heon	-	1.9K	-	-	-
2026-05-21	SELL	증여	남승우 Seungwoo Nam	-	-200.0K	-	-	-
2025-12-30	BUY	Market Buy	원혜영 Hyeyoung Won	Outside Director	450	₩12,940	+5.3%	₩6M ($4K)
2025-12-24	SELL	증여	남승우 Seungwoo Nam	Other non-executive directors	-100.0K	₩13,070	-4.2%	₩1.3B ($908K)
2025-05-20	BUY	자사주상여금	이효율 This efficiency	Other non-executive directors	20.8K	₩12,710	+7.2%	₩264M ($183K)
2025-02-14	SELL	Market Sell	박광순 Park Kwang-soon	Director of Integrated Operations Center	-1.4K	₩12,870	-5.8%	₩17M ($12K)
2025-02-14	BUY	Market Buy	박광순 Park Kwang-soon	Director of Integrated Operations Center	500	₩12,870	+5.8%	₩6M ($4K)
2025-02-12	SELL	Market Sell	박광순 Park Kwang-soon	Director of Integrated Operations Center	-1.3K	₩12,870	-5.8%	₩17M ($12K)
2024-12-26	SELL	증여	남승우 Seungwoo Nam	Other non-executive directors	-100.0K	₩10,880	-25.2%	₩1.1B ($756K)
2024-11-14	BUY	Market Buy	김종헌 Kim Jong-heon	implementation	2.1K	₩10,370	+31.3%	₩22M ($15K)
2024-05-09	BUY	자사주상여금	박광순 Park Kwang-soon	Director of Strategic Management Institute	9.2K	₩12,360	+10.2%	₩113M ($79K)
2024-05-09	BUY	자사주상여금	이효율 This efficiency	Director of Technology Center	46.1K	₩12,360	+10.2%	₩570M ($396K)
2024-05-09	BUY	자사주상여금	이상윤 Lee Sang-yoon	Group leader	9.2K	₩12,360	+10.2%	₩113M ($79K)
2024-05-09	BUY	자사주상여금	이우봉 Lee Woo-bong	job director	10.4K	₩12,360	+10.2%	₩129M ($90K)
2024-04-30	BUY	Market Buy	이수연 Suyeon Lee	Outside Director	2.0K	₩12,270	+11.0%	₩25M ($17K)
2024-04-12	BUY	Market Buy	원혜영 Hyeyoung Won	Outside Director	1.6K	₩11,270	+20.9%	₩18M ($13K)
2024-04-02	BUY	Market Buy	김우진 Woojin Kim	Outside Director	711	₩10,630	+28.1%	₩8M ($5K)

Frequently asked questions

Who has been buying Pulmuone stock?: 7 distinct insiders have filed 9 disclosed insider purchases in Pulmuone (017810), most recently on 2026-06-22. 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 Pulmuone have?: Pulmuone has 9 buy-side and 2 sell-side disclosures on record, covering ₩168M ($117K) in total reported value, spanning 2024-04-02 to 2026-06-22.
Where does StockDrifts get Pulmuone 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 Pulmuone. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.