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 |
2025-02-19 Sale |
2025-02-21 4:20 pm |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
2,159 | $1.1502 | $2,483 | 170,270 (Direct) |
View |
2024-03-14 Purchase |
2024-03-18 4:06 pm |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
4,400 | $11.31 | $49,771 | 171,620 (Direct) |
View |
2021-12-13 Sale |
2021-12-15 9:48 pm |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
325,377 | $27.36 | $8,901,804 | 2,536,857 (Indirect Direct) |
View |
2021-12-08 Sale |
2021-12-10 9:22 pm |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
145,637 | $32.26 | $4,698,091 | 2,542,659 (Indirect Direct) |
View |
2020-07-21 Purchase |
2020-07-21 9:31 pm |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
400,000 | $19 | $7,600,000 | 227,432 (Indirect 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 |
2025-04-11 Option Award |
2025-04-15 4:14 pm |
N/A 2035-04-11 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
125,000 | $0 | 125,000 (Direct) |
View |
2025-03-14 Option Award |
2025-03-18 4:41 pm |
N/A N/A |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
42,000 | $0 | 212,270 (Direct) |
View |
2025-01-21 Option Award |
2025-01-23 6:07 pm |
N/A 2035-01-20 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
478,000 | $0 | 478,000 (Direct) |
View |
2024-12-02 Option Award |
2024-12-04 4:13 pm |
N/A 2031-12-01 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
200,000 | $0 | 200,000 (Direct) |
View |
2024-08-14 Tax Withholding |
2024-08-16 5:05 pm |
N/A N/A |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
2,191 | $2.58 | 169,429 (Direct) |
View |
2024-02-14 Option Award |
2024-02-16 6:03 pm |
N/A 2034-02-13 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason CHIEF EXECUTIVE OFFICER |
250,000 | $0 | 357,220 (Direct) |
View |
2023-09-08 Option Award |
2023-09-12 4:24 pm |
N/A 2033-09-07 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Chief Executive Officer |
1,200,000 | $0 | 1,200,000 (Direct) |
View |
2023-06-20 Option Award |
2023-06-22 4:46 pm |
N/A 2033-06-19 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
20,200 | $0 | 20,200 (Direct) |
View |
2022-06-15 Option Award |
2022-06-16 8:26 pm |
N/A 2032-06-14 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
12,004 | $0 | 12,004 (Direct) |
View |
2021-06-11 Option Award |
2021-06-15 6:54 pm |
N/A 2031-06-10 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director |
12,004 | $0 | 12,004 (Direct) |
View |
2020-07-21 Conversion |
2020-07-21 9:31 pm |
N/A N/A |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
7,537,750 | $0 | 227,432 (Direct) |
View |
2020-07-16 Option Award |
2020-07-17 7:06 pm |
N/A 2030-07-16 |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
24,009 | $0 | 24,009 (Direct) |
View |
Ownership |
2020-07-16 6:38 pm |
N/A N/A |
ALX ONCOLOGY HOLDINGS INC | ALXO | Lettmann Jason Director 10% Owner |
0 | $0 | 3,757,875 (Direct) |
View |