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Sajo Dongawon 008040

Company
사조동아원Sajo Dongawon
Insiders
2
Buys
8
Total Value
₩34M ($23K)
Avg Return
+17.00%
Last Filing
2025-09-30

Sajo Dongawon (008040) has 8 disclosed insider purchases and 3 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩34M ($23K) in reported transaction value. The earliest filing StockDrifts holds for Sajo Dongawon is dated 2024-02-23; the most recent is 2025-09-30. 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 +17.00%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

DateTypeSourceInsiderPositionSharesPrice at filingReturnValue
2025-09-30SELLMarket Sell
장대한
magnificent
Managing Director-2.9K₩1,223+7.0%₩4M ($2K)
2025-09-30SELLMarket Sell
장대한
magnificent
Managing Director-9.4K₩1,223+7.0%₩12M ($8K)
2025-09-30SELLMarket Sell
장대한
magnificent
Managing Director-663₩1,223+7.0%₩811K ($563)
2024-12-19SELL시간외매매
사조대림
Sajo Daerim
--1.0M₩993-14.6%₩993M ($690K)
2024-12-19BUY시간외매매
사조씨푸드
Sajo Seafood
-1.0M₩993+14.6%₩993M ($690K)
2024-02-29BUYMarket Buy
정윤선
Jeong Yun-seon
Research Director671₩948+20.0%₩636K ($442)
2024-02-28BUYMarket Buy
장대한
magnificent
Managing Director1.1K₩942+20.8%₩1M ($720)
2024-02-28BUYMarket Buy
장대한
magnificent
Managing Director885₩942+20.8%₩834K ($579)
2024-02-28BUYMarket Buy
장대한
magnificent
Managing Director10.0K₩942+20.8%₩9M ($7K)
2024-02-28BUYMarket Buy
장대한
magnificent
Managing Director1.0K₩942+20.8%₩956K ($664)
2024-02-23BUYMarket Buy
정윤선
Jeong Yun-seon
Research Director2.1K₩941+20.9%₩2M ($1K)
2024-02-23BUYMarket Buy
정윤선
Jeong Yun-seon
Research Director2.3K₩941+20.9%₩2M ($2K)
2024-02-23BUYMarket Buy
정윤선
Jeong Yun-seon
Research Director900₩941+20.9%₩847K ($588)

Frequently asked questions

Who has been buying Sajo Dongawon stock?
2 distinct insiders have filed 8 disclosed insider purchases in Sajo Dongawon (008040), most recently on 2025-09-30. 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 Sajo Dongawon have?
Sajo Dongawon has 8 buy-side and 3 sell-side disclosures on record, covering ₩34M ($23K) in total reported value, spanning 2024-02-23 to 2025-09-30.
Where does StockDrifts get Sajo Dongawon 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 Sajo Dongawon. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.