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AT Semicon 089530

Company
에이티세미콘AT Semicon
Insiders
0
Buys
0
Total Value
—
Avg Return
—
Last Filing
2024-03-13

AT Semicon (089530) has 0 disclosed insider purchases and 0 disclosed disposals on record, filed by 0 distinct insiders. The earliest filing StockDrifts holds for AT Semicon is dated 2024-02-29; the most recent is 2024-03-13. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea).

Price & insider activity (12 months)

No price data available

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2024-03-13SELL전환등
코스모파마
Cosmo Pharma
--24.2M₩600+97.0%₩14.5B ($10.1M)
2024-03-13BUY전환사채의권리행사
코스모파마
Cosmo Pharma
-24.2M₩600-97.0%₩14.5B ($10.1M)
2024-03-05BUYCB인수
코스모파마
Cosmo Pharma
-24.2M₩600-97.0%₩14.5B ($10.1M)
2024-02-29SELL장외매도
지피클럽
Jiphy Club
--7.5M₩600+97.0%₩4.5B ($3.1M)

Frequently asked questions

Who has been buying AT Semicon stock?
0 distinct insiders have filed 0 disclosed insider purchases in AT Semicon (089530), most recently on 2024-03-13. 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 AT Semicon have?
AT Semicon has 0 buy-side and 0 sell-side disclosures on record, spanning 2024-02-29 to 2024-03-13.
Where does StockDrifts get AT Semicon 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 AT Semicon. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.