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 |
2024-10-07 Sale |
2024-10-08 4:44 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
76,920 | $0.563 | $43,306 | 388,026 (Direct) |
View |
2024-03-11 Sale |
2024-03-11 5:20 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
14,235 | $0.8818 | $12,552 | 234,301 (Direct) |
View |
2024-02-12 Sale |
2024-02-12 5:23 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
787 | $1.0072 | $793 | 248,536 (Direct) |
View |
2023-11-01 Sale |
2023-11-03 4:39 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
67,695 | $0.73 | $49,417 | 249,323 (Direct) |
View |
2023-03-10 Sale |
2023-03-13 4:48 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
16,806 | $0.84 | $14,117 | 86,373 (Direct) |
View |
2023-02-13 Sale |
2023-02-15 5:13 pm |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
928 | $0.93 | $863 | 103,179 (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 |
2024-10-04 Option Award |
2024-10-08 4:44 pm |
N/A N/A |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
230,645 | $0 | 388,026 (Direct) |
View |
2024-02-13 Option Award |
2024-02-16 5:08 pm |
N/A 2034-02-13 |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
428,248 | $0 | 428,248 (Direct) |
View |
2023-10-31 Option Award |
2023-11-02 4:59 pm |
N/A N/A |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
230,645 | $0 | 317,018 (Direct) |
View |
2022-11-07 Option Award |
2022-11-09 4:22 pm |
N/A 2032-11-07 |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
1,000,000 | $0 | 1,000,000 (Direct) |
View |
2022-03-01 Option Award |
2022-03-01 4:09 pm |
N/A N/A |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
97,000 | $0 | 104,107 (Direct) |
View |
2022-02-11 Tax Withholding |
2022-02-14 4:21 pm |
N/A N/A |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
928 | $0 | 7,107 (Direct) |
View |
2021-03-24 Option Award |
2021-03-25 5:07 pm |
N/A N/A |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
8,035 | $0 | 8,035 (Direct) |
View |
2020-11-30 Option Award |
2020-12-01 5:28 pm |
N/A 2030-11-29 |
X4 Pharmaceuticals Inc | XFOR | Taveras Arthur Chief Scientific Officer |
121,150 | $6.6 | 121,150 (Direct) |
View |