South Korea Investment Banking & Investment Services

Bookook Securities Co Ltd (001270)

Bookook Securities Co Ltd recorded nineteen insider trading transactions over the past ninety days, all representing buy orders. These acquisitions totaled approximately 803.65 million KRW. Despite a 19.5% decline in stock price during this period, one individual consistently accumulated shares, reflecting active market participation without any reported executive involvement or recent earnings report updates.
Ticker: 001270 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 Bookook 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
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
490.82
Quantity 40,339 -20.8%
Value ₩1,556,236
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
272.93
Quantity 74,710 -24.9%
Value ₩2,706,385
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
127.56
Quantity 83,098 -25.5%
Value ₩911,464
Kim,Joong-Kun (김중건) Position not specified Large shareholder
Transaction date
Purchase
Price
50,500.00
Quantity 200 +0.0%
Value ₩10,100,000
Kim,Joong-Kun (김중건) Position not specified Large shareholder
Transaction date
Purchase
Price
49,998.00
Quantity 400 +0.0%
Value ₩19,999,200
Kim,Joong-Kun (김중건) No position specified Large shareholder
Transaction date
Purchase
Price
50,140.00
Quantity 500 +0.0%
Value ₩25,070,000
Kim,Joong-Kun (김중건) No position specified Large shareholder
Transaction date
Purchase
Price
50,366.00
Quantity 300 +0.0%
Value ₩15,109,800
Kim,Joong-Kun (김중건) No position specified Large shareholder
Transaction date
Purchase
Price
50,966.00
Quantity 300 +0.0%
Value ₩15,289,800
Kim,Joong-Kun (김중건) No position specified Large shareholder
Transaction date
Purchase
Price
50,850.00
Quantity 400 +0.0%
Value ₩20,340,000
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
50,300.00
Quantity 200 +0.0%
Value ₩10,060,000
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
50,237.00
Quantity 800 +0.1%
Value ₩40,189,600
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
51,296.00
Quantity 300 +0.0%
Value ₩15,388,800
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
49,850.00
Quantity 300 +0.0%
Value ₩14,955,000
Kim,Joong-Kun (김중건) Unclassified position Large shareholder
Transaction date
Purchase
Price
48,502.00
Quantity 4,928 +0.3%
Value ₩239,017,856
Kim,Joong-Kun (김중건) Not specified Large shareholder
Transaction date
Purchase
Price
49,958.00
Quantity 2,900 +0.2%
Value ₩144,878,200
Kim,Joong-Kun (김중건) Not specified Large shareholder
Transaction date
Purchase
Price
51,475.00
Quantity 264 +0.0%
Value ₩13,589,400
Kim,Joong-Kun (김중건) Not specified Large shareholder
Transaction date
Purchase
Price
51,525.00
Quantity 1,197 +0.1%
Value ₩61,675,425
Kim,Joong-Kun (김중건) Not specified Large shareholder
Transaction date
Purchase
Price
51,900.00
Quantity 223 +0.0%
Value ₩11,573,700
Kim,Joong-Kun (김중건) Not specified Large shareholder
Transaction date
Purchase
Price
52,925.00
Quantity 1,000 +0.1%
Value ₩52,925,000
Leading Investment&cr; Securities (리딩투자증권(주)) Unclassified position Large shareholder
Transaction date
Sale
Price
28,251.00
Quantity 1,000,000 -62.2%
Value ₩28,251,000,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-16 2026-10-14 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
40,339 -20.8%
490.82
₩1,556,236 		40,339 -20.8% 490.82 ₩1,556,236
2026-10-16 2026-10-13 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
74,710 -24.9%
272.93
₩2,706,385 		74,710 -24.9% 272.93 ₩2,706,385
2026-10-16 2026-10-12 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
83,098 -25.5%
127.56
₩911,464 		83,098 -25.5% 127.56 ₩911,464
2026-10-08 2026-10-08 B Purchase Kim,Joong-Kun (김중건)

Position not specified

Large shareholder
200 +0.0%
50,500.00
₩10,100,000 		200 +0.0% 50,500.00 ₩10,100,000
2026-10-08 2026-10-07 B Purchase Kim,Joong-Kun (김중건)

Position not specified

Large shareholder
400 +0.0%
49,998.00
₩19,999,200 		400 +0.0% 49,998.00 ₩19,999,200
2026-10-02 2026-10-02 B Purchase Kim,Joong-Kun (김중건)

No position specified

Large shareholder
500 +0.0%
50,140.00
₩25,070,000 		500 +0.0% 50,140.00 ₩25,070,000
2026-10-02 2026-10-01 B Purchase Kim,Joong-Kun (김중건)

No position specified

Large shareholder
300 +0.0%
50,366.00
₩15,109,800 		300 +0.0% 50,366.00 ₩15,109,800
2026-10-02 2026-09-30 B Purchase Kim,Joong-Kun (김중건)

No position specified

Large shareholder
300 +0.0%
50,966.00
₩15,289,800 		300 +0.0% 50,966.00 ₩15,289,800
2026-10-02 2026-09-29 B Purchase Kim,Joong-Kun (김중건)

No position specified

Large shareholder
400 +0.0%
50,850.00
₩20,340,000 		400 +0.0% 50,850.00 ₩20,340,000
2026-09-23 2026-09-23 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
200 +0.0%
50,300.00
₩10,060,000 		200 +0.0% 50,300.00 ₩10,060,000
2026-09-18 2026-09-18 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
800 +0.1%
50,237.00
₩40,189,600 		800 +0.1% 50,237.00 ₩40,189,600
2026-09-18 2026-09-17 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
300 +0.0%
51,296.00
₩15,388,800 		300 +0.0% 51,296.00 ₩15,388,800
2026-09-18 2026-09-15 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
300 +0.0%
49,850.00
₩14,955,000 		300 +0.0% 49,850.00 ₩14,955,000
2026-09-18 2026-09-14 B Purchase Kim,Joong-Kun (김중건)

Unclassified position

Large shareholder
4,928 +0.3%
48,502.00
₩239,017,856 		4,928 +0.3% 48,502.00 ₩239,017,856
2026-09-11 2026-09-11 B Purchase Kim,Joong-Kun (김중건)

Not specified

Large shareholder
2,900 +0.2%
49,958.00
₩144,878,200 		2,900 +0.2% 49,958.00 ₩144,878,200
2026-09-11 2026-09-10 B Purchase Kim,Joong-Kun (김중건)

Not specified

Large shareholder
264 +0.0%
51,475.00
₩13,589,400 		264 +0.0% 51,475.00 ₩13,589,400
2026-09-11 2026-09-09 B Purchase Kim,Joong-Kun (김중건)

Not specified

Large shareholder
1,197 +0.1%
51,525.00
₩61,675,425 		1,197 +0.1% 51,525.00 ₩61,675,425
2026-09-11 2026-09-08 B Purchase Kim,Joong-Kun (김중건)

Not specified

Large shareholder
223 +0.0%
51,900.00
₩11,573,700 		223 +0.0% 51,900.00 ₩11,573,700
2026-09-11 2026-09-07 B Purchase Kim,Joong-Kun (김중건)

Not specified

Large shareholder
1,000 +0.1%
52,925.00
₩52,925,000 		1,000 +0.1% 52,925.00 ₩52,925,000
2017-10-11 2017-10-10 S Sale Leading Investment&cr; Securities (리딩투자증권(주))

Unclassified position

Large shareholder
1,000,000 -62.2%
28,251.00
₩28,251,000,000 		1,000,000 -62.2% 28,251.00 ₩28,251,000,000

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