Who has been buying Kakao Bank stock?

5 distinct insiders have filed 3 disclosed insider purchases in Kakao Bank (323410), most recently on 2026-05-28. 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 Kakao Bank have?

Kakao Bank has 3 buy-side and 6 sell-side disclosures on record, covering ₩411M ($285K) in total reported value, spanning 2024-02-28 to 2026-05-28.

Where does StockDrifts get Kakao Bank insider data?

From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Kakao Bank 323410

Company

카카오뱅크Kakao Bank

Insiders

Buys

Total Value

₩411M ($285K)

Avg Return

+14.36%

Last Filing

2026-05-28

Kakao Bank (323410) has 3 disclosed insider purchases and 6 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩411M ($285K) in reported transaction value. The earliest filing StockDrifts holds for Kakao Bank is dated 2024-02-28; the most recent is 2026-05-28. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea). Across these filings the average return since disclosure is +14.36%, 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
2026-08-14	BUY	PROGRAM	이형주 Hyungju Lee	AI Group Leader	2.0K	₩22,200	+0.0%	₩44M ($31K)
2026-08-14	BUY	PROGRAM	유지영 (Chief Information Protection Officer)	Yoo Ji-young	1.0K	₩22,200	+0.0%	₩22M ($15K)
2026-08-14	BUY	PROGRAM	박정윤 Park Jeong-yoon	BPR Promotion Headquarters Director	1.3K	₩22,200	+0.0%	₩29M ($20K)
2026-08-14	BUY	PROGRAM	신재홍 Jaehong Shin	Technology Group Leader	1.0K	₩22,200	+0.0%	₩22M ($15K)
2026-08-13	BUY	PROGRAM	정진석 Jeong Jin-seok	Engineering Technology Director	1.0K	₩22,150	+0.2%	₩22M ($16K)
2026-08-12	BUY	PROGRAM	조명식 lighting ceremony	Payment Manager	1.0K	₩21,750	+2.1%	₩22M ($15K)
2026-08-11	BUY	PROGRAM	엄준식 Eom Jun-sik	Management Director	2.0K	₩22,200	+0.0%	₩44M ($30K)
2026-08-11	BUY	PROGRAM	김경화 Kim Kyung-hwa	Compliance Director	800	₩22,200	+0.0%	₩17M ($12K)
2026-08-11	BUY	PROGRAM	송호근 Song Ho-geun	Investment/New Business Group Head	2.5K	₩22,200	+0.0%	₩54M ($38K)
2026-08-10	BUY	PROGRAM	박형근 Park Hyeong-geun	Communications Director	2.0K	₩22,150	+0.2%	₩43M ($30K)
2026-08-10	BUY	PROGRAM	김경화 Kim Kyung-hwa	Compliance Director	500	₩22,150	+0.2%	₩11M ($7K)
2026-08-10	BUY	PROGRAM	권태훈 Taehoon Kwon	Head of Management Strategy Group	1.0K	₩22,150	+0.2%	₩21M ($15K)
2026-05-28	BUY	Market Buy	노승진 Seungjin Noh	Trust Technology Director	5.0K	₩21,400	+7.7%	₩107M ($74K)
2026-03-27	SELL	Market Sell	정진석 Jeong Jin-seok	Engineering Technology Director	-4.0K	₩24,650	-1.2%	₩99M ($68K)
2026-03-25	BUY	주식매수선택권	정진석 Jeong Jin-seok	Engineering Technology Director	7.5K	₩24,550	+1.6%	₩184M ($128K)
2026-03-20	BUY	주식매수선택권	유호범 Yoo Ho-Beom	Audit Office Director	24.0K	₩25,100	-0.6%	₩602M ($418K)
2026-03-20	BUY	주식매수선택권	안현철 Customer Service Manager	AI Group Leader	35.0K	-	-	-
2026-03-19	SELL	Market Sell	안현철 Customer Service Manager	AI Group Leader	-11.3K	-	-	-
2026-03-18	SELL	Market Sell	안현철 Customer Service Manager	AI Group Leader	-5.7K	-	-	-
2026-03-16	SELL	Market Sell	안현철 Customer Service Manager	AI Group Leader	-3.0K	-	-	-
2026-02-24	SELL	Market Sell	유지영 (Chief Information Protection Officer)	Yoo Ji-young	-3.8K	₩28,450	+20.2%	₩107M ($74K)
2026-02-24	SELL	Market Sell	유지영 (Chief Information Protection Officer)	Yoo Ji-young	-3.8K	-	-	-
2026-02-23	BUY	신규선임	유지영 (Chief Information Protection Officer)	Yoo Ji-young	18.8K	₩28,400	-20.1%	₩533M ($370K)
2026-02-23	BUY	신규선임	유지영 (Chief Information Protection Officer)	Yoo Ji-young	18.8K	-	-	-
2026-02-20	BUY	주식매수선택권	민경표 Min Kyungpyo	Information Protection Director	2.5K	-	-	-
2026-02-05	BUY	주식매수선택권	고정희 Ko Jeong-hee	AI Group Leader	30.0K	₩26,850	+5.8%	₩806M ($559K)
2026-01-01	BUY	신규선임	김경화 Kim Kyung-hwa	Compliance Director	9.8K	₩21,900	+29.7%	₩215M ($149K)
2026-01-01	BUY	신규선임	이수영 Sooyoung Lee	(Compliance Officer)	10.0K	₩21,900	+29.7%	₩219M ($152K)
2025-12-05	BUY	주식매수선택권	민경표 Min Kyungpyo	Information Protection Director	2.5K	₩22,000	+29.1%	₩55M ($38K)
2025-12-05	BUY	주식매수선택권	정진석 Jeong Jin-seok	Engineering Technology Director	7.5K	₩22,000	+29.1%	₩165M ($115K)
2025-12-05	BUY	주식매수선택권	유호범 Yoo Ho-Beom	Audit Office Director	6.0K	₩22,000	+29.1%	₩132M ($92K)
2025-06-25	BUY	기타	신재홍 Jaehong Shin	Technology Group Leader	11.1K	₩36,600	-22.4%	₩406M ($282K)
2025-04-21	BUY	주식매수선택권	민경표 Min Kyungpyo	Information Protection Director	10.0K	₩21,100	+34.6%	₩211M ($147K)
2024-10-21	BUY	주식매수선택권	유호범 Yoo Ho-Beom	Internal Audit Manager	5.0K	₩22,450	+26.5%	₩112M ($78K)
2024-08-20	BUY	주식매수선택권	이형주 Hyungju Lee	Head of Financial Consumer Protection Department	35.0K	₩21,500	+32.1%	₩753M ($523K)
2024-05-22	BUY	Market Buy	윤정백 Jeongbaek Yoon	Operations Director	2.1K	₩23,300	+21.9%	₩49M ($34K)
2024-05-21	BUY	Market Buy	윤정백 Jeongbaek Yoon	Operations Director	2.1K	₩23,050	+23.2%	₩49M ($34K)
2024-02-28	BUY	신규선임	박정윤 Park Jeong-yoon	compliance officer	21.0K	₩28,650	-0.9%	₩602M ($418K)

Frequently asked questions

Who has been buying Kakao Bank stock?: 5 distinct insiders have filed 3 disclosed insider purchases in Kakao Bank (323410), most recently on 2026-05-28. 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 Kakao Bank have?: Kakao Bank has 3 buy-side and 6 sell-side disclosures on record, covering ₩411M ($285K) in total reported value, spanning 2024-02-28 to 2026-05-28.
Where does StockDrifts get Kakao Bank insider data?: From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Source filings

Every trade listed above is disclosed in DART D001/D002 insider disclosures, filed with the Financial Supervisory Service (Korea). View the original DART filings for Kakao Bank. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.