Who has been buying Katis stock?

1 distinct insiders have filed 1 disclosed insider purchases in Katis (140430), most recently on 2026-05-07. 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 Katis have?

Katis has 1 buy-side and 0 sell-side disclosures on record, covering ₩24M ($16K) in total reported value, spanning 2024-05-03 to 2026-05-07.

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.

Katis 140430

Company

카티스Katis

Insiders

Buys

Total Value

₩24M ($16K)

Avg Return

-17.02%

Last Filing

2026-05-07

Katis (140430) has 1 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩24M ($16K) in reported transaction value. The earliest filing StockDrifts holds for Katis is dated 2024-05-03; the most recent is 2026-05-07. Across these filings the average return since disclosure is -17.02%, 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
2026-05-07	SELL	주식병합	김승수 Seungsu Kim	CEO	-22.2M	₩752	+0.0%	₩16.7B ($11.6M)
2026-05-07	SELL	주식병합	우대성 preferential treatment	Managing Director	-67.2K	₩752	+0.0%	₩51M ($35K)
2026-05-07	SELL	주식병합	이해준 Lee Hae-jun	Managing Director	-351.1K	₩752	+0.0%	₩264M ($183K)
2026-05-07	SELL	주식병합	한병택 Byeongtaek Han	Managing Director	-191.5K	₩752	+0.0%	₩144M ($100K)
2026-05-07	SELL	주식병합	이남홍 Namhong Lee	Managing Director	-173.8K	₩752	+0.0%	₩131M ($91K)
2025-11-28	BUY	무상신주취득	이해준 Lee Hae-jun	Managing Director	292.6K	₩1,225	-42.7%	₩358M ($249K)
2025-11-28	BUY	무상신주취득	우대성 preferential treatment	Managing Director	56.0K	₩1,225	-42.7%	₩69M ($48K)
2025-11-28	BUY	무상신주취득	한병택 Byeongtaek Han	Managing Director	159.6K	₩1,225	-42.7%	₩196M ($136K)
2025-11-28	BUY	무상신주취득	이남홍 Namhong Lee	Managing Director	144.8K	₩1,225	-42.7%	₩177M ($123K)
2025-11-28	BUY	무상신주취득	김승수 Seungsu Kim	CEO	18.5M	₩1,225	-42.7%	₩22.6B ($15.7M)
2025-05-22	BUY	Market Buy	우대성 preferential treatment	Managing Director	28.0K	₩846	-17.0%	₩24M ($16K)
2025-03-31	BUY	신규선임	이남홍 Namhong Lee	Managing Director	72.4K	₩633	+10.9%	₩46M ($32K)
2025-03-31	BUY	신규선임	한병택 Byeongtaek Han	Managing Director	79.8K	₩633	+10.9%	₩51M ($35K)
2024-05-03	BUY	신규상장	이해준 Lee Hae-jun	Managing Director	146.3K	₩2,100	-66.6%	₩307M ($213K)
2024-05-03	BUY	신규상장	김승수 Seungsu Kim	CEO	9.2M	₩2,100	-66.6%	₩19.4B ($13.5M)

Frequently asked questions

Who has been buying Katis stock?: 1 distinct insiders have filed 1 disclosed insider purchases in Katis (140430), most recently on 2026-05-07. 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 Katis have?: Katis has 1 buy-side and 0 sell-side disclosures on record, covering ₩24M ($16K) in total reported value, spanning 2024-05-03 to 2026-05-07.
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.