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 |
2024-05-09 Sale |
2024-05-10 4:04 pm |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
20,222 | $12.18 | $246,300 | 1,652,690 (Direct) |
View |
2024-04-11 Sale |
2024-04-15 4:14 pm |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
13,558 | $12.19 | $165,214 | 1,672,912 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-01-15 Option Award |
2025-01-17 6:03 pm |
N/A 2035-01-14 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
450,000 | $0 | 450,000 (Direct) |
View |
2024-05-23 Option Award |
2024-05-28 6:21 pm |
N/A 2034-05-22 |
Day One Biopharmaceuticals Inc. | DAWN | Holles Natalie C. Director |
32,335 | $0 | 32,335 (Direct) |
View |
2024-05-09 Exercise |
2024-05-10 4:04 pm |
N/A 2032-02-16 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
20,222 | $0 | 1,652,690 (Direct) |
View |
2024-05-09 Exercise |
2024-05-10 4:04 pm |
N/A N/A |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
20,222 | $4.2 | 1,652,690 (Direct) |
View |
2024-04-11 Exercise |
2024-04-15 4:14 pm |
N/A 2032-02-16 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
13,558 | $0 | 1,672,912 (Direct) |
View |
2024-04-11 Exercise |
2024-04-15 4:14 pm |
N/A N/A |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
13,558 | $4.2 | 1,672,912 (Direct) |
View |
2024-01-05 Option Award |
2024-01-09 4:08 pm |
N/A 2034-01-04 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
396,000 | $0 | 396,000 (Direct) |
View |
2024-01-05 Option Award |
2024-01-05 5:14 pm |
N/A 2034-01-04 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
396,000 | $0 | 396,000 (Direct) |
View |
2023-06-22 Option Award |
2023-06-26 7:35 pm |
N/A 2033-06-21 |
Day One Biopharmaceuticals Inc. | DAWN | Holles Natalie C. Director |
37,500 | $0 | 37,500 (Direct) |
View |
2023-03-06 Option Award |
2023-03-08 5:05 pm |
N/A 2032-02-16 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
1,032,634 | $0 | 1,032,634 (Direct) |
View |
2022-10-25 Option Award |
2022-10-27 4:52 pm |
N/A 2032-10-24 |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
205,000 | $0 | 205,000 (Direct) |
View |
Ownership |
2022-09-14 6:10 pm |
N/A N/A |
Third Harmonic Bio Inc. | THRD | Holles Natalie C. CEO |
0 | $0 | 1,686,470 (Direct) |
View |
2022-06-21 Option Award |
2022-06-23 6:11 pm |
N/A 2032-06-20 |
Day One Biopharmaceuticals Inc. | DAWN | Holles Natalie C. Director |
28,700 | $0 | 28,700 (Direct) |
View |
2022-05-12 Option Award |
2022-05-13 4:33 pm |
N/A 2032-05-11 |
Rubius Therapeutics Inc. | RUBY | Holles Natalie C. Director |
25,000 | $0 | 25,000 (Direct) |
View |
2021-05-25 Option Award |
2021-10-14 4:29 pm |
N/A 2031-05-25 |
Allakos Inc. | ALLK | Holles Natalie C. Director |
7,700 | $0 | 7,700 (Direct) |
View |
Ownership |
2021-05-26 9:03 pm |
N/A N/A |
Day One Biopharmaceuticals Inc. | DAWN | Holles Natalie C. Director |
0 | $0 | 137,610 (Direct) |
View |
2021-05-12 Option Award |
2021-05-13 8:34 pm |
N/A 2031-05-11 |
Rubius Therapeutics Inc. | RUBY | Holles Natalie C. Director |
25,000 | $0 | 25,000 (Direct) |
View |
2021-01-04 Option Award |
2021-01-06 5:32 pm |
N/A 2031-01-04 |
Allakos Inc. | ALLK | Holles Natalie C. Director |
4,000 | $0 | 4,000 (Direct) |
View |
Ownership |
2020-12-31 9:01 pm |
N/A N/A |
Allakos Inc. | ALLK | Holles Natalie C. Director |
0 | $0 | 14,000 (Indirect) |
View |
2020-05-21 Option Award |
2020-05-26 8:52 pm |
N/A 2030-05-20 |
Rubius Therapeutics Inc. | RUBY | Holles Natalie C. Director |
25,000 | $0 | 25,000 (Direct) |
View |