South Korea Chemicals

Osung Advanced Materials Co Ltd (052420)

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Osung Advanced Materials recorded a single planned purchase of 100,000 shares valued at 1 billion KRW on November 23, 2026. This activity follows a period where the stock price declined by 8.4% over the last quarter. No recent earnings report data is available to provide further context regarding these transactions d'initiés.
Ticker: 052420 Exchange: KOE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
East Burgundy ((주)이스트버건디) Unclassified position Large shareholder
Transaction date
Planned purchase
Price
237.62
Quantity 72,423
Value ₩2,245,418
S-MAC CO., Ltd (에스맥 주식회사) Unclassified position Large shareholder
Transaction date
Sale
Price
226.73
Quantity 38,880 +35.3%
Value ₩3,765,119
S-MAC CO., Ltd (에스맥 주식회사) Unclassified position Large shareholder
Transaction date
Sale
Price
16.49
Quantity 37,825 +22.1%
Value ₩2,966,346
Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합) Unclassified position Large shareholder
Transaction date
Sale
Price
975.00
Quantity 571,721 -1.4%
Value ₩557,427,975
Ti Pi 1ho Jo Hap (티피1호조합) Unclassified position Large shareholder
Transaction date
Sale
Price
985.00
Quantity 4,267,900 -100.0%
Value ₩4,203,881,500
Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합) Unclassified position Large shareholder
Transaction date
Sale
Price
997.00
Quantity 3,410,855 -7.8%
Value ₩3,400,622,435
Ti Pi 1ho Jo Hap (티피1호조합) Unclassified position Large shareholder
Transaction date
Sale
Price
1,107.00
Quantity 13,432,100 -75.9%
Value ₩14,869,334,700
Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합) Unclassified position Large shareholder
Transaction date
Sale
Price
1,069.00
Quantity 6,017,424 -12.0%
Value ₩6,432,626,256
Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합) Unclassified position Large shareholder
Transaction date
Purchase
Price
0.00
Quantity 10,000,000
Value ₩0
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-21 2026-11-23 PP Planned purchase East Burgundy ((주)이스트버건디)

Unclassified position

Large shareholder
72,423
237.62
₩2,245,418 		72,423 237.62 ₩2,245,418
2019-11-22 2019-11-19 S Sale S-MAC CO., Ltd (에스맥 주식회사)

Unclassified position

Large shareholder
38,880 +35.3%
226.73
₩3,765,119 		38,880 +35.3% 226.73 ₩3,765,119
2017-12-28 2017-12-20 S Sale S-MAC CO., Ltd (에스맥 주식회사)

Unclassified position

Large shareholder
37,825 +22.1%
16.49
₩2,966,346 		37,825 +22.1% 16.49 ₩2,966,346
2017-02-24 2017-02-22 S Sale Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합)

Unclassified position

Large shareholder
571,721 -1.4%
975.00
₩557,427,975 		571,721 -1.4% 975.00 ₩557,427,975
2017-02-24 2017-02-21 S Sale Ti Pi 1ho Jo Hap (티피1호조합)

Unclassified position

Large shareholder
4,267,900 -100.0%
985.00
₩4,203,881,500 		4,267,900 -100.0% 985.00 ₩4,203,881,500
2017-02-24 2017-02-21 S Sale Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합)

Unclassified position

Large shareholder
3,410,855 -7.8%
997.00
₩3,400,622,435 		3,410,855 -7.8% 997.00 ₩3,400,622,435
2017-02-24 2017-02-20 S Sale Ti Pi 1ho Jo Hap (티피1호조합)

Unclassified position

Large shareholder
13,432,100 -75.9%
1,107.00
₩14,869,334,700 		13,432,100 -75.9% 1,107.00 ₩14,869,334,700
2017-02-24 2017-02-20 S Sale Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합)

Unclassified position

Large shareholder
6,017,424 -12.0%
1,069.00
₩6,432,626,256 		6,017,424 -12.0% 1,069.00 ₩6,432,626,256
2017-02-02 2016-11-18 B Purchase Reo Deo Po Deu 4ho Jo Hap (러더포드4호조합)

Unclassified position

Large shareholder
10,000,000
0.00
₩0 		10,000,000 0.00 ₩0
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