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Seongchang Autotech 080470

Company
성창오토텍Seongchang Autotech
Insiders
3
Buys
12
Total Value
₩72M ($50K)
Avg Return
-0.59%
Last Filing
2026-07-14

Seongchang Autotech (080470) has 12 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩72M ($50K) in reported transaction value. The earliest filing StockDrifts holds for Seongchang Autotech is dated 2024-02-22; the most recent is 2026-07-14. 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 -0.59%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2026-07-30BUYMarket Buy
우태재
Taejae Woo
Managing Director1.0K₩2,620+2.7%₩3M ($2K)
2026-07-14BUYMarket Buy
이병진
Byungjin Lee
vice president1.0K₩2,900+1.9%₩3M ($2K)
2026-07-14BUYMarket Buy
이병진
Byungjin Lee
vice president1.0K₩2,900+1.9%₩3M ($2K)
2026-07-10BUYMarket Buy
이병진
Byungjin Lee
vice president2.5K₩3,080-4.1%₩8M ($5K)
2026-07-10BUYMarket Buy
이병진
Byungjin Lee
vice president500₩3,080-4.1%₩2M ($1K)
2026-07-06BUYMarket Buy
우태재
Taejae Woo
Managing Director500₩3,045-1.5%₩2M ($1K)
2026-07-03BUYMarket Buy
우태재
Taejae Woo
Managing Director298₩3,060-2.0%₩912K ($633)
2026-07-03BUYMarket Buy
우태재
Taejae Woo
Managing Director1.9K₩3,060-2.0%₩6M ($4K)
2026-07-03BUYMarket Buy
우태재
Taejae Woo
Managing Director113₩3,060-2.0%₩346K ($240)
2026-07-02BUYMarket Buy
우태재
Taejae Woo
Managing Director110₩2,870+4.5%₩316K ($219)
2026-07-02BUYMarket Buy
우태재
Taejae Woo
Managing Director200₩2,870+4.5%₩574K ($399)
2026-01-29SELL시간외매매
고우종
Go Woojong
Chairman-339.0K₩4,325-7.6%₩1.5B ($1.0M)
2024-06-04SELL시간외매매
고우종
Go Woojong
Chairman-154.7K₩4,540-2.5%₩702M ($488K)
2024-03-07BUYMarket Buy
고산
alpine
-5.0K₩4,565+2.0%₩23M ($16K)
2024-02-22BUYMarket Buy
고산
alpine
-5.0K₩4,975-6.4%₩25M ($17K)

Frequently asked questions

Who has been buying Seongchang Autotech stock?
3 distinct insiders have filed 12 disclosed insider purchases in Seongchang Autotech (080470), most recently on 2026-07-14. 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 Seongchang Autotech have?
Seongchang Autotech has 12 buy-side and 0 sell-side disclosures on record, covering ₩72M ($50K) in total reported value, spanning 2024-02-22 to 2026-07-14.
Where does StockDrifts get Seongchang Autotech 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 Seongchang Autotech. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.