United States Biotechnology & Medical Research

NKGen Biotech Inc (NKGN)

Track

Ticker: NKGN Exchange: NMS
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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 NKGen Biotech Inc. 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
3.0
Song Paul Y. Chief Executive Officer Officer
Transaction date
Purchase
Price
209.75
Quantity 55,478 +6.6%
Value US$4,832,478
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
385.61
Quantity 20,648 -39.6%
Value US$4,700,410
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
3.32
Quantity 75 +0.0%
Value US$250
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
3.33
Quantity 105 +0.1%
Value US$350
1.9
Graf James A Interim CFO Officer
Transaction date
Purchase
Price
3.19
Quantity 450 +185.2%
Value US$1,436
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
3.07
Quantity 163 +0.1%
Value US$500
1.9
Graf James A Interim CFO Officer
Transaction date
Purchase
Price
3.35
Quantity 220 +956.5%
Value US$737
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.85
Quantity 140 +0.1%
Value US$400
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.91
Quantity 103 +0.1%
Value US$300
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.85
Quantity 53 +0.0%
Value US$150
3.0
Song Paul Y. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.80
Quantity 100 +0.1%
Value US$280
1.9
Graf James A Interim CFO Officer
Transaction date
Purchase
Price
2.92
Quantity 13 +130.0%
Value US$38
1.9
Graf James A Interim CFO Officer
Transaction date
Purchase
Price
2.94
Quantity 10 +inf%
Value US$29
1.9
Graf James A Chief Executive Officer Officer
Transaction date
Purchase
Price
9.90
Quantity 3,182 +0.1%
Value US$31,502
1.9
Graf James A Chief Executive Officer Officer
Transaction date
Purchase
Price
9.90
Quantity 1,818 +0.0%
Value US$17,998
1.9
Graf James A Chief Executive Officer Officer
Transaction date
Purchase
Price
9.93
Quantity 80 +0.0%
Value US$794
1.9
Graf James A Chief Executive Officer Officer
Transaction date
Purchase
Price
9.91
Quantity 320 +0.0%
Value US$3,171
1.4
Garcia Gus Co-President Executive Director
Transaction date
Purchase
Price
9.92
Quantity 900 +150.0%
Value US$8,928
1.9
Graf James A Chief Executive Officer Officer
Transaction date
Purchase
Price
9.94
Quantity 100 +0.0%
Value US$994
1.4
Garcia Gus Co-President Executive Director
Transaction date
Purchase
Price
9.93
Quantity 600 +inf%
Value US$5,958
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-06-02 2025-05-27 B Purchase
CFIC-2015 NV Family Investments, LLC
Large shareholder
61,166 -16.6%
257.01
US$1,404,754 		61,166 -16.6% 257.01 US$1,404,754
2025-05-07 2025-05-05 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Officer
55,478 +6.6%
209.75
US$4,832,478 		55,478 +6.6% 209.75 US$4,832,478
2023-12-07 2023-12-07 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
20,648 -39.6%
385.61
US$4,700,410 		20,648 -39.6% 385.61 US$4,700,410
2023-12-07 2023-12-06 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
75 +0.0%
3.32
US$250 		75 +0.0% 3.32 US$250
2023-12-05 2023-12-05 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
105 +0.1%
3.33
US$350 		105 +0.1% 3.33 US$350
2023-12-05 2023-12-04 B Purchase
1.9
Graf James A

Interim CFO

Officer
450 +185.2%
3.19
US$1,436 		450 +185.2% 3.19 US$1,436
2023-12-05 2023-12-04 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
163 +0.1%
3.07
US$500 		163 +0.1% 3.07 US$500
2023-12-05 2023-12-01 B Purchase
1.9
Graf James A

Interim CFO

Officer
220 +956.5%
3.35
US$737 		220 +956.5% 3.35 US$737
2023-11-28 2023-11-27 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
140 +0.1%
2.85
US$400 		140 +0.1% 2.85 US$400
2023-11-28 2023-11-27 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
103 +0.1%
2.91
US$300 		103 +0.1% 2.91 US$300
2023-11-22 2023-11-22 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
53 +0.0%
2.85
US$150 		53 +0.0% 2.85 US$150
2023-11-22 2023-11-21 B Purchase
3.0
Song Paul Y.

Chief Executive Officer

Executive Director
100 +0.1%
2.80
US$280 		100 +0.1% 2.80 US$280
2023-11-22 2023-11-21 B Purchase
1.9
Graf James A

Interim CFO

Officer
13 +130.0%
2.92
US$38 		13 +130.0% 2.92 US$38
2023-11-22 2023-11-20 B Purchase
1.9
Graf James A

Interim CFO

Officer
10 +inf%
2.94
US$29 		10 +inf% 2.94 US$29
2021-06-03 2021-06-01 B Purchase
1.9
Graf James A

Chief Executive Officer

Officer
3,182 +0.1%
9.90
US$31,502 		3,182 +0.1% 9.90 US$31,502
2021-06-03 2021-05-28 B Purchase
1.9
Graf James A

Chief Executive Officer

Officer
1,818 +0.0%
9.90
US$17,998 		1,818 +0.0% 9.90 US$17,998
2021-05-27 2021-05-27 B Purchase
1.9
Graf James A

Chief Executive Officer

Officer
80 +0.0%
9.93
US$794 		80 +0.0% 9.93 US$794
2021-05-27 2021-05-26 B Purchase
1.9
Graf James A

Chief Executive Officer

Officer
320 +0.0%
9.91
US$3,171 		320 +0.0% 9.91 US$3,171
2021-05-26 2021-05-26 B Purchase
1.4
Garcia Gus

Co-President

Executive Director
900 +150.0%
9.92
US$8,928 		900 +150.0% 9.92 US$8,928
2021-05-27 2021-05-25 B Purchase
1.9
Graf James A

Chief Executive Officer

Officer
100 +0.0%
9.94
US$994 		100 +0.0% 9.94 US$994
2021-05-26 2021-05-25 B Purchase
1.4
Garcia Gus

Co-President

Executive Director
600 +inf%
9.93
US$5,958 		600 +inf% 9.93 US$5,958
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