Who has been buying Cass stock?

3 distinct insiders have filed 10 disclosed insider purchases in Cass (016920), most recently on 2026-05-20. 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 Cass have?

Cass has 10 buy-side and 0 sell-side disclosures on record, covering ₩620M ($431K) in total reported value, spanning 2026-04-01 to 2026-05-20.

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.

Cass 016920

Company

카스Cass

Insiders

Buys

Total Value

₩620M ($431K)

Avg Return

-1.59%

Last Filing

2026-05-20

Cass (016920) has 10 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩620M ($431K) in reported transaction value. The earliest filing StockDrifts holds for Cass is dated 2026-04-01; the most recent is 2026-05-20. Across these filings the average return since disclosure is -1.59%, 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
2026-08-26	BUY	Market Buy	전종일 all day	Managing Director	27.7K	₩1,070	-0.3%	₩29M ($20K)
2026-08-25	BUY	Market Buy	전종일 all day	Managing Director	18.6K	₩1,049	+1.7%	₩20M ($14K)
2026-08-24	BUY	Market Buy	전종일 all day	Managing Director	29.7K	₩1,077	-0.9%	₩31M ($22K)
2026-08-21	BUY	Market Buy	전종일 all day	Managing Director	32.1K	₩1,077	-0.9%	₩34M ($24K)
2026-08-20	BUY	Market Buy	전종일 all day	Managing Director	20.0K	₩1,077	-0.9%	₩21M ($15K)
2026-05-20	BUY	Market Buy	김태준 Taejun Kim	moving	5.7K	₩941	+3.8%	₩5M ($4K)
2026-05-19	BUY	Market Buy	김태준 Taejun Kim	moving	14.0K	₩963	+1.4%	₩13M ($9K)
2026-05-19	BUY	Market Buy	김태준 Taejun Kim	moving	50.0K	₩963	+1.4%	₩48M ($33K)
2026-05-18	BUY	Market Buy	김태준 Taejun Kim	moving	36.0K	₩975	+0.2%	₩35M ($24K)
2026-05-14	BUY	Market Buy	김동진 Dongjin Kim	-	34.9K	₩1,020	-4.2%	₩36M ($25K)
2026-05-13	BUY	Market Buy	김동진 Dongjin Kim	-	14.1K	₩1,016	-3.8%	₩14M ($10K)
2026-05-12	BUY	Market Buy	김동진 Dongjin Kim	-	20.0K	₩999	-2.2%	₩20M ($14K)
2026-05-11	BUY	Market Buy	김동진 Dongjin Kim	-	391.6K	₩1,012	-3.5%	₩396M ($275K)
2026-05-08	BUY	Market Buy	김동진 Dongjin Kim	-	49.1K	₩1,057	-7.6%	₩52M ($36K)
2026-04-01	BUY	Market Buy	전종일 all day	Managing Director	41.1K	-	-	-

Frequently asked questions

Who has been buying Cass stock?: 3 distinct insiders have filed 10 disclosed insider purchases in Cass (016920), most recently on 2026-05-20. 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 Cass have?: Cass has 10 buy-side and 0 sell-side disclosures on record, covering ₩620M ($431K) in total reported value, spanning 2026-04-01 to 2026-05-20.
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.