Who has been buying SK Square stock?

6 distinct insiders have filed 3 disclosed insider purchases in SK Square (402340), most recently on 2026-05-11. 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 SK Square have?

SK Square has 3 buy-side and 6 sell-side disclosures on record, covering ₩6.4B ($4.4M) in total reported value, spanning 2024-06-03 to 2026-05-11.

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.

SK Square 402340

Company

SK스퀘어SK Square

Insiders

Buys

Total Value

₩6.4B ($4.4M)

Avg Return

+34.21%

Last Filing

2026-05-11

SK Square (402340) has 3 disclosed insider purchases and 6 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩6.4B ($4.4M) in reported transaction value. The earliest filing StockDrifts holds for SK Square is dated 2024-06-03; the most recent is 2026-05-11. Across these filings the average return since disclosure is +34.21%, 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
2026-08-01	BUY	신규선임	박태영 Taeyoung Park	MD	300	₩1,025,000	-8.4%	₩308M ($214K)
2026-05-11	BUY	자사주상여금	기은선 Ki Eun-seon	Outside Director	60	₩1,187,000	-6.5%	₩71M ($49K)
2026-05-11	BUY	자사주상여금	강호인 Kang Ho-in	Outside Director	96	₩1,187,000	-6.5%	₩114M ($79K)
2026-05-11	BUY	자사주상여금	HONGJIHOON	Outside Director	60	₩1,187,000	-6.5%	₩71M ($49K)
2026-05-11	BUY	자사주상여금	서영호 Youngho Seo	Outside Director	60	₩1,187,000	-6.5%	₩71M ($49K)
2026-05-11	BUY	자사주상여금	박승구 Park Seung-gu	Outside Director	60	₩1,187,000	-6.5%	₩71M ($49K)
2026-04-03	SELL	Market Sell	오중석 Oh Jung-seok	in charge	-2.5K	₩483,000	-51.8%	₩1.2B ($855K)
2026-04-03	BUY	자사주상여금	구자성 Koo Ja-seong	in charge	582	₩483,000	+51.8%	₩281M ($195K)
2026-04-03	BUY	자사주상여금	김병윤 Kim Byeong-yoon	in charge	1.9K	₩483,000	+51.8%	₩899M ($624K)
2026-04-03	BUY	자사주상여금	오중석 Oh Jung-seok	in charge	3.2K	₩483,000	+51.8%	₩1.5B ($1.1M)
2026-04-03	BUY	자사주상여금	송재승 Jaeseung Song	CIO	14.6K	₩483,000	+51.8%	₩7.0B ($4.9M)
2026-04-03	BUY	자사주상여금	김동현 Donghyun Kim	in charge	6.3K	₩483,000	+51.8%	₩3.0B ($2.1M)
2026-04-03	SELL	Market Sell	김병윤 Kim Byeong-yoon	in charge	-300	₩483,000	-51.8%	₩145M ($101K)
2026-04-03	SELL	Market Sell	송재승 Jaeseung Song	CIO	-3.0K	₩483,000	-51.8%	₩1.4B ($1.0M)
2026-04-03	SELL	Market Sell	김동현 Donghyun Kim	in charge	-3.4K	₩483,000	-51.8%	₩1.6B ($1.1M)
2026-04-02	SELL	Market Sell	송재승 Jaeseung Song	CIO	-2.0K	₩469,500	-56.1%	₩939M ($652K)
2026-04-02	SELL	Market Sell	오중석 Oh Jung-seok	in charge	-1.7K	₩469,500	-56.1%	₩775M ($538K)
2026-04-01	BUY	주식매수선택권	송재승 Jaeseung Song	CIO	2.4K	₩501,000	+46.3%	₩1.2B ($844K)
2026-04-01	BUY	주식매수선택권	유영상 Yoo Young-sang	Other non-executive directors	7.8K	₩501,000	+46.3%	₩3.9B ($2.7M)
2026-03-26	BUY	Market Buy	김용훈 Yonghoon Kim	in charge	100	₩558,000	-2.5%	₩56M ($39K)
2026-03-25	BUY	신규선임	유영상 Yoo Young-sang	Other non-executive directors	2.2K	₩605,000	-10.1%	₩1.3B ($907K)
2026-03-25	BUY	Market Buy	김용훈 Yonghoon Kim	in charge	100	₩605,000	-10.1%	₩61M ($42K)
2026-01-01	BUY	신규선임	소영환 So Young-hwan	in charge	400	₩392,000	+48.0%	₩157M ($109K)
2026-01-01	BUY	신규선임	김재린 Kim Jae-rin	MD	111	₩392,000	+48.0%	₩44M ($30K)
2025-04-25	BUY	자사주상여금	박승구 Park Seung-gu	Outside Director	584	₩89,700	+546.6%	₩52M ($36K)
2025-04-25	BUY	자사주상여금	기은선 Ki Eun-seon	Outside Director	584	₩89,700	+546.6%	₩52M ($36K)
2025-04-25	BUY	자사주상여금	강호인 Kang Ho-in	Outside Director	584	₩89,700	+546.6%	₩52M ($36K)
2025-04-25	BUY	자사주상여금	HONGJIHOON	Outside Director	584	₩89,700	+546.6%	₩52M ($36K)
2025-04-08	BUY	Market Buy	정재헌 Jaeheon Jeong	Other non-executive directors	724	₩78,400	+639.8%	₩57M ($39K)
2025-03-27	BUY	신규선임	정재헌 Jaeheon Jeong	Other non-executive directors	715	₩97,900	+492.4%	₩70M ($49K)
2025-01-01	BUY	신규선임	최수진 Sujin Choi	Legal &	1.3K	₩78,600	+637.9%	₩100M ($70K)
2024-06-03	BUY	자사주상여금	박승구 Park Seung-gu	Outside Director	616	₩78,200	+641.7%	₩48M ($33K)
2024-06-03	BUY	자사주상여금	강호인 Kang Ho-in	Outside Director	616	₩78,200	+641.7%	₩48M ($33K)
2024-06-03	BUY	자사주상여금	기은선 Ki Eun-seon	Outside Director	616	₩78,200	+641.7%	₩48M ($33K)

Frequently asked questions

Who has been buying SK Square stock?: 6 distinct insiders have filed 3 disclosed insider purchases in SK Square (402340), most recently on 2026-05-11. 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 SK Square have?: SK Square has 3 buy-side and 6 sell-side disclosures on record, covering ₩6.4B ($4.4M) in total reported value, spanning 2024-06-03 to 2026-05-11.
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.