South Korea Investment Banking & Investment Services

Daishin Securities Co Ltd (003540)

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Track

Over the past ninety days, Daishin Securities Co Ltd witnessed four insider trading transactions, all consisting of purchases by Vice Chairman Yang Hong Seok. These acquisitions totaled approximately 323.9 million KRW. Despite a 6.9% decline in stock performance during this period, no sales were recorded by company leadership.
Ticker: 003540 Exchange: KSC
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Daishin Securities Co Ltd. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Yang Hong Seok (양홍석) Vice Chairman (부회장) Officer Large shareholder
Transaction date
Purchase
Price
448.23
Quantity 84,895 -49.7%
Value ₩2,334,721
Yang Hong Seok (양홍석) Vice Chairman (부회장) Officer Large shareholder
Transaction date
Purchase
Price
163.23
Quantity 57,264 +8.8%
Value ₩1,511,751
Yang Hong Seok (양홍석) Vice Chairman (부회장) Officer Large shareholder
Transaction date
Purchase
Price
488.68
Quantity 17,478 -15.0%
Value ₩2,155,964
Yang Hong Seok (양홍석) Vice Chairman (부회장) Officer Large shareholder
Transaction date
Purchase
Price
24,391.00
Quantity 1,000 +0.1%
Value ₩100,000
Jo Gyeong Sun (조경순) Unclassified position (전무) Officer
Transaction date
Purchase
Price
9,550.00
Quantity 433 +5.7%
Value ₩4,135,150
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
9,729.00
Quantity 10,000 +0.2%
Value ₩97,290,000
Jo Gyeong Sun (조경순) Unclassified position (전무) Officer
Transaction date
Purchase
Price
9,680.00
Quantity 775 +11.4%
Value ₩7,502,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
9,680.00
Quantity 15,000 +0.4%
Value ₩145,200,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
9,721.00
Quantity 10,000 +0.2%
Value ₩97,210,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
9,725.00
Quantity 10,000 +0.2%
Value ₩97,250,000
Jo Gyeong Sun (조경순) Unclassified position (전무) Officer
Transaction date
Purchase
Price
9,730.00
Quantity 1,000 +17.3%
Value ₩9,730,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
10,000.00
Quantity 5,000 +0.1%
Value ₩50,000,000
Jo Gyeong Sun (조경순) Unclassified position (전무) Officer
Transaction date
Purchase
Price
10,050.00
Quantity 2,000 +52.7%
Value ₩20,100,000
Bae Yeong Hun (배영훈) Unclassified position (전무) Officer
Transaction date
Sale
Price
10,300.00
Quantity 7,000 -18.9%
Value ₩72,100,000
Bae Yeong Hun (배영훈) Unclassified position (전무) Officer
Transaction date
Sale
Price
10,200.00
Quantity 5,000 -11.9%
Value ₩51,000,000
Bae Yeong Hun (배영훈) Unclassified position (전무) Officer
Transaction date
Sale
Price
10,500.00
Quantity 10,000 -19.2%
Value ₩105,000,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
11,475.00
Quantity 10,000 +0.2%
Value ₩114,750,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
11,450.00
Quantity 10,000 +0.2%
Value ₩114,500,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
11,500.00
Quantity 5,000 +0.1%
Value ₩57,500,000
Yang Hong Seok (양홍석) President (사장) Officer Large shareholder
Transaction date
Purchase
Price
11,500.00
Quantity 3,663 +0.1%
Value ₩42,124,500
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-19 2026-10-19 B Purchase Yang Hong Seok (양홍석)

Vice Chairman (부회장)

Officer Large shareholder
84,895 -49.7%
448.23
₩2,334,721 		84,895 -49.7% 448.23 ₩2,334,721
2026-10-19 2026-10-15 B Purchase Yang Hong Seok (양홍석)

Vice Chairman (부회장)

Officer Large shareholder
57,264 +8.8%
163.23
₩1,511,751 		57,264 +8.8% 163.23 ₩1,511,751
2026-10-19 2026-10-14 B Purchase Yang Hong Seok (양홍석)

Vice Chairman (부회장)

Officer Large shareholder
17,478 -15.0%
488.68
₩2,155,964 		17,478 -15.0% 488.68 ₩2,155,964
2026-10-19 2026-10-13 B Purchase Yang Hong Seok (양홍석)

Vice Chairman (부회장)

Officer Large shareholder
1,000 +0.1%
24,391.00
₩100,000 		1,000 +0.1% 24,391.00 ₩100,000
2020-03-05 2020-03-03 B Purchase Jo Gyeong Sun (조경순)

Unclassified position (전무)

Officer
433 +5.7%
9,550.00
₩4,135,150 		433 +5.7% 9,550.00 ₩4,135,150
2020-03-02 2020-03-02 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
10,000 +0.2%
9,729.00
₩97,290,000 		10,000 +0.2% 9,729.00 ₩97,290,000
2020-03-05 2020-02-28 B Purchase Jo Gyeong Sun (조경순)

Unclassified position (전무)

Officer
775 +11.4%
9,680.00
₩7,502,000 		775 +11.4% 9,680.00 ₩7,502,000
2020-03-02 2020-02-28 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
15,000 +0.4%
9,680.00
₩145,200,000 		15,000 +0.4% 9,680.00 ₩145,200,000
2020-03-02 2020-02-27 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
10,000 +0.2%
9,721.00
₩97,210,000 		10,000 +0.2% 9,721.00 ₩97,210,000
2020-03-02 2020-02-26 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
10,000 +0.2%
9,725.00
₩97,250,000 		10,000 +0.2% 9,725.00 ₩97,250,000
2020-03-02 2020-02-26 B Purchase Jo Gyeong Sun (조경순)

Unclassified position (전무)

Officer
1,000 +17.3%
9,730.00
₩9,730,000 		1,000 +17.3% 9,730.00 ₩9,730,000
2020-03-02 2020-02-25 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
5,000 +0.1%
10,000.00
₩50,000,000 		5,000 +0.1% 10,000.00 ₩50,000,000
2020-03-02 2020-02-25 B Purchase Jo Gyeong Sun (조경순)

Unclassified position (전무)

Officer
2,000 +52.7%
10,050.00
₩20,100,000 		2,000 +52.7% 10,050.00 ₩20,100,000
2020-02-25 2020-02-24 S Sale Bae Yeong Hun (배영훈)

Unclassified position (전무)

Officer
7,000 -18.9%
10,300.00
₩72,100,000 		7,000 -18.9% 10,300.00 ₩72,100,000
2020-02-25 2020-02-21 S Sale Bae Yeong Hun (배영훈)

Unclassified position (전무)

Officer
5,000 -11.9%
10,200.00
₩51,000,000 		5,000 -11.9% 10,200.00 ₩51,000,000
2020-02-25 2020-02-19 S Sale Bae Yeong Hun (배영훈)

Unclassified position (전무)

Officer
10,000 -19.2%
10,500.00
₩105,000,000 		10,000 -19.2% 10,500.00 ₩105,000,000
2020-01-23 2020-01-23 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
10,000 +0.2%
11,475.00
₩114,750,000 		10,000 +0.2% 11,475.00 ₩114,750,000
2020-01-23 2020-01-20 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
10,000 +0.2%
11,450.00
₩114,500,000 		10,000 +0.2% 11,450.00 ₩114,500,000
2020-01-23 2020-01-17 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
5,000 +0.1%
11,500.00
₩57,500,000 		5,000 +0.1% 11,500.00 ₩57,500,000
2020-01-23 2020-01-16 B Purchase Yang Hong Seok (양홍석)

President (사장)

Officer Large shareholder
3,663 +0.1%
11,500.00
₩42,124,500 		3,663 +0.1% 11,500.00 ₩42,124,500
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