Who has been buying SM Core stock?

4 distinct insiders have filed 9 disclosed insider purchases in SM Core (007820), most recently on 2026-03-06. 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 SM Core have?

SM Core has 9 buy-side and 1 sell-side disclosures on record, covering ₩112M ($78K) in total reported value, spanning 2024-03-25 to 2026-03-06.

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.

SM Core 007820

Company

에스엠코어SM Core

Insiders

Buys

Total Value

₩112M ($78K)

Avg Return

+21.43%

Last Filing

2026-03-06

SM Core (007820) has 9 disclosed insider purchases and 1 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩112M ($78K) in reported transaction value. The earliest filing StockDrifts holds for SM Core is dated 2024-03-25; the most recent is 2026-03-06. Across these filings the average return since disclosure is +21.43%, 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
2026-08-25	BUY	제3자배정유상증자	엠엑스온 MXON	-	3.3M	₩4,090	+0.6%	₩10.0B ($6.9M)
2026-03-06	BUY	Market Buy	조재관 Jo Jae-gwan	CEO	2.0K	-	-	-
2025-09-16	SELL	장외매도	SK	-	-4.2M	₩4,945	-15.3%	₩20.9B ($14.5M)
2025-09-16	BUY	장외매수	엠투아이 M2I	-	4.2M	₩4,945	+15.3%	₩20.9B ($14.5M)
2025-06-05	BUY	Market Buy	소병희 So Byeong-hee	Managing Director	2.5K	₩3,815	+49.4%	₩10M ($7K)
2025-06-05	BUY	Market Buy	조재관 Jo Jae-gwan	CEO	3.0K	₩3,815	+49.4%	₩11M ($8K)
2025-03-13	BUY	Market Buy	조재관 Jo Jae-gwan	moving	2.0K	₩4,610	+23.6%	₩9M ($6K)
2025-03-13	BUY	Market Buy	소병희 So Byeong-hee	Managing Director	2.5K	₩4,610	+23.6%	₩12M ($8K)
2025-03-12	BUY	Market Buy	조재관 Jo Jae-gwan	moving	3.0K	₩4,605	+23.8%	₩14M ($10K)
2025-02-20	SELL	Market Sell	정광택 Gwangtaek Jeong	moving	-1.0K	₩4,860	-17.3%	₩5M ($3K)
2025-01-24	BUY	자사주상여금	박진호 Jinho Park	moving	1.8K	₩4,000	+42.5%	₩7M ($5K)
2025-01-24	BUY	자사주상여금	서순교 martyrdom	Managing Director	2.7K	₩4,000	+42.5%	₩11M ($7K)
2025-01-24	BUY	자사주상여금	정광택 Gwangtaek Jeong	moving	2.6K	₩4,000	+42.5%	₩10M ($7K)
2025-01-24	BUY	자사주상여금	장성준 Seongjun Jang	Managing Director	3.6K	₩4,000	+42.5%	₩14M ($10K)
2024-08-06	BUY	Market Buy	최영상 Youngsang Choi	CEO	4.0K	₩4,120	+38.4%	₩16M ($11K)
2024-04-25	BUY	Market Buy	정광택 Gwangtaek Jeong	moving	1.0K	₩5,370	+6.2%	₩5M ($4K)
2024-03-25	BUY	Market Buy	최영상 Youngsang Choi	CEO	5.0K	₩5,950	-4.2%	₩30M ($21K)

Frequently asked questions

Who has been buying SM Core stock?: 4 distinct insiders have filed 9 disclosed insider purchases in SM Core (007820), most recently on 2026-03-06. 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 SM Core have?: SM Core has 9 buy-side and 1 sell-side disclosures on record, covering ₩112M ($78K) in total reported value, spanning 2024-03-25 to 2026-03-06.
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.