Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-05-30 Purchase | 2025-06-02 07:53 am | IO Biotech Inc. | IOBT | Hunter Heidi Director | 15,000 | $1.3923 | $20,885 | 15,000 (Direct) | View |
2024-12-23 Purchase | 2024-12-26 08:50 am | IO Biotech Inc. | IOBT | Ahmad Qasim Iftikhar Chief Medical Officer | 31,350 | $0.847 | $26,553 | 31,350 (Direct) | View |
2024-12-23 Purchase | 2024-12-23 6:56 pm | IO Biotech Inc. | IOBT | Zocca Mai-Britt Chief Executive Officer | 12,500 | $0.8096 | $10,120 | 76,471 (Indirect Direct) | View |
2024-12-23 Purchase | 2024-12-23 6:53 pm | IO Biotech Inc. | IOBT | Sullivan Amy Chief Financial Officer | 10,250 | $0.8276 | $8,483 | 84,632 (Direct) | View |
2024-12-23 Purchase | 2024-12-23 6:52 pm | IO Biotech Inc. | IOBT | Smith Devin Whittemore General Counsel | 12,000 | $0.81 | $9,720 | 16,938 (Direct) | View |
2024-07-25 Sale | 2024-07-26 9:22 pm | IO Biotech Inc. | IOBT | Novo Holdings A/S 10% Owner | 75,000 | $1.3217 | $99,125 | 4,354,449 (Direct) | View |
2024-05-10 Sale | 2024-05-14 9:13 pm | IO Biotech Inc. | IOBT | Novo Holdings A/S 10% Owner | 658,809 | $1.2181 | $802,495 | 4,429,449 (Direct) | View |
2024-02-09 Sale | 2024-02-13 9:31 pm | IO Biotech Inc. | IOBT | Novo Holdings A/S 10% Owner | 658,809 | $1.5003 | $988,411 | 5,088,258 (Direct) | View |
2023-11-21 Purchase | 2023-11-24 5:37 pm | IO Biotech Inc. | IOBT | Burkavage Brian Chief Accounting Officer | 10,000 | $1.0125 | $10,125 | 11,500 (Direct) | View |
2023-08-09 Purchase | 2023-08-11 4:31 pm | IO Biotech Inc. | IOBT | Novo Holdings A/S 10% Owner | 2,469,135 | $2.025 | $4,999,998 | 8,176,602 (Direct) | View |
2023-08-09 Purchase | 2023-08-10 09:03 am | IO Biotech Inc. | IOBT | Vivo Capital IX LLC Vivo Capital Fund IX L.P. Vivo Opportunity LLC Vivo Opportunity Fund Holdings L.P. 10% Owner | 3,157,894 | $1.9 | $5,999,999 | 9,331,333 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-06-05 Option Award | 2025-06-06 4:27 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Smith David V Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-06-05 Option Award | 2025-06-06 4:27 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Hunter Heidi Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-06-05 Option Award | 2025-06-06 4:26 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Hirth Peter Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-06-05 Option Award | 2025-06-06 4:26 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Glaub Kathleen Sereda Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-06-05 Option Award | 2025-06-06 4:25 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Elling Christian E Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-06-05 Option Award | 2025-06-06 4:24 pm | N/A 2035-06-05 | IO Biotech Inc. | IOBT | Collins Helen Louise Director | 35,144 | $0 | 35,144 (Direct) | View |
2025-04-02 Option Award | 2025-04-04 4:18 pm | N/A 2035-04-02 | IO Biotech Inc. | IOBT | Zocca Mai-Britt Chief Executive Officer | 580,000 | $0 | 580,000 (Direct) | View |
2025-04-02 Option Award | 2025-04-04 4:16 pm | N/A 2035-04-02 | IO Biotech Inc. | IOBT | Sullivan Amy Chief Financial Officer | 215,000 | $0 | 215,000 (Direct) | View |
2025-04-02 Option Award | 2025-04-04 4:13 pm | N/A 2035-04-02 | IO Biotech Inc. | IOBT | Smith Devin Whittemore General Counsel | 140,000 | $0 | 140,000 (Direct) | View |
2025-04-02 Option Award | 2025-04-04 4:12 pm | N/A 2035-04-02 | IO Biotech Inc. | IOBT | Burkavage Brian Chief Accounting Officer | 65,000 | $0 | 65,000 (Direct) | View |
2025-04-02 Option Award | 2025-04-04 4:09 pm | N/A 2035-04-02 | IO Biotech Inc. | IOBT | Ahmad Qasim Iftikhar Chief Medical Officer | 215,000 | $0 | 215,000 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:19 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Smith David V Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:18 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Hunter Heidi Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:17 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Hirth Peter Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:16 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Glaub Kathleen Sereda Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:14 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Elling Christian E Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-06-06 Option Award | 2024-06-07 4:12 pm | N/A 2034-06-06 | IO Biotech Inc. | IOBT | Collins Helen Louise Director | 45,642 | $0 | 45,642 (Direct) | View |
2024-03-15 Option Award | 2024-03-18 4:27 pm | N/A 2034-03-15 | IO Biotech Inc. | IOBT | Zocca Mai-Britt Chief Executive Officer | 750,000 | $0 | 750,000 (Direct) | View |
2024-03-15 Option Award | 2024-03-18 4:24 pm | N/A 2034-03-15 | IO Biotech Inc. | IOBT | Sullivan Amy Chief Financial Officer | 280,000 | $0 | 280,000 (Direct) | View |
2024-03-15 Option Award | 2024-03-18 4:23 pm | N/A 2034-03-15 | IO Biotech Inc. | IOBT | Smith Devin Whittemore General Counsel | 185,000 | $0 | 185,000 (Direct) | View |
2024-03-15 Option Award | 2024-03-18 4:22 pm | N/A 2034-03-15 | IO Biotech Inc. | IOBT | Burkavage Brian Chief Accounting Officer | 50,000 | $0 | 50,000 (Direct) | View |
2024-03-15 Option Award | 2024-03-18 4:18 pm | N/A 2034-03-15 | IO Biotech Inc. | IOBT | Ahmad Qasim Iftikhar Chief Medical Officer | 280,000 | $0 | 280,000 (Direct) | View |
2023-11-15 Option Award | 2023-11-17 4:47 pm | N/A 2033-11-15 | IO Biotech Inc. | IOBT | Collins Helen Louise Director | 64,238 | $0 | 64,238 (Direct) | View |
Ownership | 2023-08-21 3:40 pm | N/A N/A | IO Biotech Inc. | IOBT | Kurma Partners 10% Owner | 0 | $0 | 12,253,230 (Indirect) | View |
2023-08-11 Option Award | 2023-08-15 6:02 pm | N/A 2033-08-11 | IO Biotech Inc. | IOBT | Hunter Heidi Director | 64,238 | $0 | 64,238 (Direct) | View |
2023-08-09 Option Award | 2023-08-11 9:24 pm | 2023-08-09 N/A | IO Biotech Inc. | IOBT | Elling Christian E Director 10% Owner | 7,901,234 | $0.125 | 21,851,920 (Indirect) | View |
2023-08-09 Option Award | 2023-08-11 9:24 pm | N/A N/A | IO Biotech Inc. | IOBT | Elling Christian E Director 10% Owner | 7,901,234 | $1.9 | 21,851,920 (Indirect) | View |
2023-08-09 Option Award | 2023-08-11 9:22 pm | 2023-08-09 N/A | IO Biotech Inc. | IOBT | Lundbeckfond Invest A/S Director 10% Owner | 7,901,234 | $0.125 | 21,851,920 (Direct) | View |
2023-08-09 Option Award | 2023-08-11 9:22 pm | N/A N/A | IO Biotech Inc. | IOBT | Lundbeckfond Invest A/S Director 10% Owner | 7,901,234 | $1.9 | 21,851,920 (Direct) | View |