Who has been buying S Energy stock?

3 distinct insiders have filed 189 disclosed insider purchases in S Energy (095910), most recently on 2026-04-03. 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 S Energy have?

S Energy has 189 buy-side and 0 sell-side disclosures on record, covering ₩517M ($359K) in total reported value, spanning 2024-03-25 to 2026-04-03.

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.

S Energy 095910

Company

에스에너지S Energy

Insiders

Buys

189

Total Value

₩517M ($359K)

Avg Return

+16.88%

Last Filing

2026-04-03

S Energy (095910) has 189 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩517M ($359K) in reported transaction value. The earliest filing StockDrifts holds for S Energy is dated 2024-03-25; the most recent is 2026-04-03. Across these filings the average return since disclosure is +16.88%, 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
2026-08-12	BUY	Market Buy	홍성민 Seongmin Hong	CEO	100.0K	₩759	-5.7%	₩77M ($53K)
2026-04-03	SELL	증여	홍성민 Seongmin Hong	CEO	-400.0K	₩1,944	+2.4%	₩778M ($540K)
2026-04-03	BUY	수증	홍문교 Hongmun Bridge	CEO	400.0K	₩1,944	-2.4%	₩778M ($540K)
2026-03-13	BUY	유상신주취득	홍성민 Seongmin Hong	CEO	2.0M	₩1,840	-20.1%	₩3.7B ($2.6M)
2026-03-13	SELL	기타	홍성민 Seongmin Hong	CEO	-2.0M	₩1,840	+20.1%	₩3.7B ($2.6M)
2026-03-13	SELL	기타	홍문교 Hongmun Bridge	CEO	-260.1K	₩1,840	+20.1%	₩479M ($332K)
2026-03-13	BUY	유상신주취득	홍문교 Hongmun Bridge	CEO	312.1K	₩1,840	-20.1%	₩574M ($399K)
2026-03-13	SELL	기타	최기택 Choi Ki-taek	moving	-12.7K	₩1,840	+20.1%	₩23M ($16K)
2026-03-13	BUY	유상신주취득	최기택 Choi Ki-taek	moving	15.2K	₩1,840	-20.1%	₩28M ($19K)
2026-02-04	BUY	기타	홍성민 Seongmin Hong	CEO	2.0M	₩1,515	-3.0%	₩3.0B ($2.1M)
2026-02-04	BUY	기타	최기택 Choi Ki-taek	moving	12.7K	₩1,515	-3.0%	₩19M ($13K)
2026-02-04	BUY	기타	홍문교 Hongmun Bridge	Managing Director	260.1K	₩1,515	-3.0%	₩394M ($274K)
2025-06-18	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	6.3K	₩1,401	+4.9%	₩9M ($6K)
2025-06-17	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,426	+3.1%	₩7M ($5K)
2025-06-16	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,494	-1.6%	₩7M ($5K)
2025-06-13	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,496	-1.7%	₩7M ($5K)
2025-06-12	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,586	-7.3%	₩8M ($6K)
2025-06-11	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,539	-4.5%	₩8M ($5K)
2025-06-09	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,435	+2.4%	₩7M ($5K)
2025-06-05	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,446	+1.7%	₩7M ($5K)
2025-06-04	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,467	+0.2%	₩7M ($5K)
2025-06-02	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,455	+1.0%	₩7M ($5K)
2025-05-30	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,434	+2.5%	₩7M ($5K)
2025-05-29	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,381	+6.4%	₩7M ($5K)
2025-05-28	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,320	+11.4%	₩7M ($5K)
2025-05-26	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,454	+1.1%	₩7M ($5K)
2025-05-23	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,433	+2.6%	₩7M ($5K)
2025-05-22	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,430	+2.8%	₩7M ($5K)
2025-05-21	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,505	-2.3%	₩8M ($5K)
2025-05-20	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,495	-1.7%	₩7M ($5K)
2025-05-19	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,559	-5.7%	₩8M ($5K)
2025-05-16	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,390	+5.8%	₩7M ($5K)
2025-05-15	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,409	+4.3%	₩7M ($5K)
2025-05-13	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,354	+8.6%	₩7M ($5K)
2025-05-12	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,413	+4.0%	₩7M ($5K)
2025-05-09	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,323	+11.1%	₩7M ($5K)
2025-05-08	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,352	+8.7%	₩7M ($5K)
2025-05-02	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,428	+2.9%	₩7M ($5K)
2025-04-30	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,447	+1.6%	₩7M ($5K)
2025-04-29	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,462	+0.6%	₩7M ($5K)
2025-04-28	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,388	+5.9%	₩7M ($5K)
2025-04-24	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,469	+0.1%	₩7M ($5K)
2025-04-23	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,472	-0.1%	₩7M ($5K)
2025-04-22	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,766	-16.8%	₩9M ($6K)
2025-04-21	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,361	+8.0%	₩7M ($5K)
2025-04-18	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,361	+8.0%	₩7M ($5K)
2025-04-17	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,390	+5.8%	₩7M ($5K)
2025-04-15	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,292	+13.8%	₩6M ($4K)
2025-04-14	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,278	+15.0%	₩6M ($4K)
2025-04-10	BUY	Market Buy	홍문교 Hongmun Bridge	Managing Director	5.0K	₩1,278	+15.0%	₩6M ($4K)

Showing the 50 most recent of 200 filings.

Frequently asked questions

Who has been buying S Energy stock?: 3 distinct insiders have filed 189 disclosed insider purchases in S Energy (095910), most recently on 2026-04-03. 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 S Energy have?: S Energy has 189 buy-side and 0 sell-side disclosures on record, covering ₩517M ($359K) in total reported value, spanning 2024-03-25 to 2026-04-03.
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.