In the last 12 months, insiders at NKGen Biotech, Inc. ($NKGN) filed 27 transactions with the SEC: 4 open-market purchases totaling $5,150,000 and 0 sales totaling $0. Net insider sentiment: net buying.
NKGen Biotech, Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).
Most Active Insiders
- Song Paul Y. (Chief Executive Officer) — 4 transactions totaling $2,650,000
- CFIC-2015 NV Family Investments, LLC (TenPercentOwner) — 2 transactions totaling $2,500,000
- Kim Yong Man (CSO and CIO) — 1 transaction totaling $0
- Scott Kathleen D. (Director) — 3 transactions totaling $0
- Graf Acquisition Partners IV LLC (TenPercentOwner) — 11 transactions totaling $0
View all SEC Filings for NKGen Biotech, Inc. (NKGN).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| May 27, 2025 | CFIC-2015 NV Family Investments, LLC | TenPercentOwner | P | Common Stock | 19669552 | $0.13 | 21,752,885.0000 | 44,947,588 | 944.14% | 43.76% |
| May 27, 2025 | CFIC-2015 NV Family Investments, LLC | TenPercentOwner | P | Warrant | 39339103 | $0.13 | 39,339,103.0000 | 44,947,588 | 9999.99% | 87.52% |
| May 5, 2025 | Song Paul Y. | Chief Executive Officer | P | Common Stock | 20849725 | $0.13 | 21,020,846.0000 | 44,947,588 | 9999.99% | 46.39% |
| May 5, 2025 | Song Paul Y. | Chief Executive Officer | P | Warrant | 41699449 | $0.13 | 41,699,449.0000 | 44,947,588 | 9999.99% | 92.77% |
| Dec. 20, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | J | Common Stock | 63634 | $0.00 | 2,082,507.0000 | 0 | 2.97% | 0.00% |
| Dec. 20, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Private Placement Warrants | 757942 | $0.00 | 1,145,831.0000 | 0 | 39.81% | 0.00% |
| Dec. 20, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Working Capital Warrants | 93334 | $0.00 | 96,472.0000 | 0 | 49.17% | 0.00% |
| Dec. 2, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | J | Common Stock | 97232 | $0.00 | 2,339,512.0000 | 0 | 3.99% | 0.00% |
| Dec. 16, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | J | Common Stock | 83214 | $0.00 | 2,256,298.0000 | 0 | 3.56% | 0.00% |
| Dec. 18, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | J | Common Stock | 110157 | $0.00 | 2,146,141.0000 | 0 | 4.88% | 0.00% |
| Dec. 2, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Private Placement Warrants | 713357 | $0.00 | 4,008,176.0000 | 0 | 15.11% | 0.00% |
| Dec. 16, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Private Placement Warrants | 1212707 | $0.00 | 2,795,469.0000 | 0 | 30.26% | 0.00% |
| Dec. 16, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Working Capital Warrants | 66667 | $0.00 | 456,473.0000 | 0 | 12.74% | 0.00% |
| Dec. 18, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Private Placement Warrants | 891696 | $0.00 | 1,903,773.0000 | 0 | 31.90% | 0.00% |
| Dec. 18, 2024 | Graf Acquisition Partners IV LLC | TenPercentOwner | D | Working Capital Warrants | 266667 | $0.00 | 189,806.0000 | 0 | 58.42% | 0.00% |
| Dec. 6, 2024 | Scott Kathleen D. | Director | A | Stock Option (right to buy) | 300000 | $0.00 | 300,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2024 | Scott Kathleen D. | Director | A | Stock Option (right to buy) | 500000 | $0.00 | 500,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2024 | Klowden Michael | Director | A | Stock Option (right to buy) | 300000 | $0.00 | 300,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2024 | Klowden Michael | Director | A | Stock Option (right to buy) | 500000 | $0.00 | 500,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2024 | Song Paul Y. | Chief Executive Officer | A | Stock Option (right to buy) | 2000000 | $0.00 | 2,000,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2024 | Graf James A | Chief Financial Officer | A | Stock Option (right to buy) | 500000 | $0.00 | 500,000.0000 | 0 | 9999.99% | 0.00% |
| July 11, 2024 | Gottardis Marco | Director | A | Stock Option (right to buy) | 300000 | $0.00 | 16,667.0000 | 0 | 0.00% | 0.00% |
| Feb. 12, 2024 | Scott Kathleen D. | Director | A | Stock Option (right to buy) | 300000 | $0.00 | 300,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 12, 2024 | Kim Yong Man | CSO and CIO | A | Stock Option (right to buy) | 75000 | $0.00 | 75,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 12, 2024 | Song Paul Y. | Chief Executive Officer | A | Stock Option (right to buy) | 1260000 | $0.00 | 1,260,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 12, 2024 | Gagnon Pierre | Chief Operating Officer | A | Stock Option (right to buy | 360000 | $0.00 | 360,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 12, 2024 | Klowden Michael | Director | A | Stock Option (right to buy) | 300000 | $0.00 | 300,000.0000 | 0 | 9999.99% | 0.00% |