Who has been buying Pumptech Korea stock?

5 distinct insiders have filed 1 disclosed insider purchases in Pumptech Korea (251970), most recently on 2025-04-16. 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 Pumptech Korea have?

Pumptech Korea has 1 buy-side and 12 sell-side disclosures on record, covering ₩7.7B ($5.4M) in total reported value, spanning 2023-07-10 to 2025-04-16.

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.

Pumptech Korea 251970

Company

펌텍코리아Pumptech Korea

Insiders

Buys

Total Value

₩7.7B ($5.4M)

Avg Return

-54.95%

Last Filing

2025-04-16

Pumptech Korea (251970) has 1 disclosed insider purchases and 12 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩7.7B ($5.4M) in reported transaction value. The earliest filing StockDrifts holds for Pumptech Korea is dated 2023-07-10; the most recent is 2025-04-16. Across these filings the average return since disclosure is -54.95%, 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
2025-04-16	SELL	Market Sell	채병기 Chae Byeong-gi	moving	-1.3K	₩54,600	-4.0%	₩69M ($48K)
2024-07-31	SELL	Market Sell	이재신 Jae-shin Lee	CEO	-124.0K	₩48,150	-18.0%	₩6.0B ($4.1M)
2024-07-16	SELL	Market Sell	강신혁 Shinhyuk Kang	moving	-1.1K	₩43,000	-32.1%	₩49M ($34K)
2024-06-17	SELL	Market Sell	백영환 Younghwan Baek	Managing Director	-1.4K	₩43,500	-30.6%	₩59M ($41K)
2024-06-03	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-2.4K	₩37,300	-52.3%	₩89M ($62K)
2024-05-31	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-7.5K	₩34,800	-63.2%	₩261M ($181K)
2024-05-28	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-551	₩30,000	-89.3%	₩17M ($11K)
2024-05-24	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-7.0K	₩30,350	-87.2%	₩212M ($148K)
2024-05-23	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-3.6K	₩30,100	-88.7%	₩109M ($76K)
2024-05-20	BUY	Market Buy	박상규 Park Sang-gyu	Managing Director	2.0K	₩29,550	+92.2%	₩59M ($41K)
2024-05-17	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-22.2K	₩29,700	-91.3%	₩659M ($458K)
2024-05-16	SELL	Market Sell	박상규 Park Sang-gyu	Managing Director	-5.0K	₩29,800	-90.6%	₩149M ($103K)
2023-07-10	SELL	Market Sell	백영환 Younghwan Baek	Managing Director	-658	₩21,900	-159.4%	₩14M ($10K)

Frequently asked questions

Who has been buying Pumptech Korea stock?: 5 distinct insiders have filed 1 disclosed insider purchases in Pumptech Korea (251970), most recently on 2025-04-16. 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 Pumptech Korea have?: Pumptech Korea has 1 buy-side and 12 sell-side disclosures on record, covering ₩7.7B ($5.4M) in total reported value, spanning 2023-07-10 to 2025-04-16.
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.