Who has been buying Mega Study Education stock?

4 distinct insiders have filed 13 disclosed insider purchases in Mega Study Education (215200), most recently on 2026-04-21. 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 Mega Study Education have?

Mega Study Education has 13 buy-side and 0 sell-side disclosures on record, covering ₩205M ($142K) in total reported value, spanning 2023-05-30 to 2026-04-21.

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.

Mega Study Education 215200

Company

메가스터디교육Mega Study Education

Insiders

Buys

Total Value

₩205M ($142K)

Avg Return

+10.00%

Last Filing

2026-04-21

Mega Study Education (215200) has 13 disclosed insider purchases and 0 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩205M ($142K) in reported transaction value. The earliest filing StockDrifts holds for Mega Study Education is dated 2023-05-30; the most recent is 2026-04-21. Across these filings the average return since disclosure is +10.00%, 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
2026-08-05	BUY	Market Buy	김록훈 Kim Rokhoon	Managing Director	1.0K	₩41,450	-6.0%	₩40M ($28K)
2026-04-21	BUY	Market Buy	이장훈 Lee Jang-hoon	vice president	654	₩45,650	-1.5%	₩30M ($21K)
2026-04-20	BUY	Market Buy	이장훈 Lee Jang-hoon	vice president	200	₩44,200	+1.7%	₩9M ($6K)
2026-04-17	BUY	Market Buy	이장훈 Lee Jang-hoon	vice president	500	₩44,600	+0.8%	₩22M ($15K)
2026-04-16	BUY	Market Buy	이장훈 Lee Jang-hoon	vice president	246	₩44,950	+0.0%	₩11M ($8K)
2026-04-15	BUY	Market Buy	이장훈 Lee Jang-hoon	vice president	400	₩44,250	+1.6%	₩18M ($12K)
2026-04-15	BUY	Market Buy	이상제 Lee Sang-jae	Managing Director	500	₩44,250	+1.6%	₩22M ($15K)
2026-03-11	BUY	Market Buy	오영석 Youngseok Oh	Managing Director	69	-	-	-
2026-03-09	BUY	Market Buy	오영석 Youngseok Oh	Managing Director	11	-	-	-
2026-02-01	BUY	신규선임	이장훈 Lee Jang-hoon	vice president	63.4K	₩42,950	+11.8%	₩2.7B ($1.9M)
2025-03-11	BUY	Market Buy	이영준 Youngjun Lee	Managing Director	300	₩38,200	+25.6%	₩11M ($8K)
2025-03-07	BUY	Market Buy	이영준 Youngjun Lee	Managing Director	800	₩38,800	+23.7%	₩31M ($22K)
2025-03-06	BUY	Market Buy	이영준 Youngjun Lee	Managing Director	700	₩39,500	+21.5%	₩28M ($19K)
2025-03-05	BUY	Market Buy	이영준 Youngjun Lee	Managing Director	600	₩38,400	+25.0%	₩23M ($16K)
2024-07-01	BUY	신규보고	이상제 Lee Sang-jae	Managing Director	3.7K	₩55,600	-13.7%	₩204M ($142K)
2023-05-30	BUY	Market Buy	오영석 Youngseok Oh	Managing Director	113	-	-	-

Frequently asked questions

Who has been buying Mega Study Education stock?: 4 distinct insiders have filed 13 disclosed insider purchases in Mega Study Education (215200), most recently on 2026-04-21. 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 Mega Study Education have?: Mega Study Education has 13 buy-side and 0 sell-side disclosures on record, covering ₩205M ($142K) in total reported value, spanning 2023-05-30 to 2026-04-21.
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.