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 |
2024-04-01 Sale |
2024-04-03 6:18 pm |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
9,961 | $6.6283 | $66,024 | 3,452,329 (Indirect Direct) |
View |
2024-02-20 Sale |
2024-02-22 7:04 pm |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
15,701 | $7.6048 | $119,403 | 3,462,290 (Indirect Direct) |
View |
2024-01-02 Sale |
2024-01-04 6:09 pm |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
10,691 | $7.407 | $79,188 | 3,477,991 (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 |
2024-06-05 Option Award |
2024-06-06 8:31 pm |
2025-06-05 2034-06-05 |
Surrozen Inc. | SRZN | Lin Shao-Lee Director |
1,333 | $0 | 1,333 (Direct) |
View |
2024-01-09 Option Award |
2024-01-11 6:42 pm |
N/A 2034-01-08 |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
1,378,327 | $0 | 1,378,327 (Direct) |
View |
2023-10-04 Other |
2023-10-06 5:55 pm |
N/A N/A |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
1,293,983 | $0 | 4,781,372 (Indirect) |
View |
2023-08-16 Option Award |
2023-08-18 6:49 pm |
N/A N/A |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
842,400 | $0 | 4,516,900 (Direct) |
View |
2023-05-18 Option Award |
2023-05-19 6:31 pm |
2023-06-18 2033-05-18 |
Surrozen Inc. | SRZN | Lin Shao-Lee Director |
20,000 | $0 | 20,000 (Direct) |
View |
2023-05-09 Conversion |
2023-05-11 8:50 pm |
N/A N/A |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
2,323,494 | $0 | 7,249,756 (Indirect) |
View |
2023-05-09 Tax Withholding |
2023-05-11 8:50 pm |
N/A N/A |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
337,179 | $24.69 | 7,249,756 (Direct) |
View |
2023-05-09 Other |
2023-05-11 8:50 pm |
N/A 2033-05-03 |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
4,044,539 | $0 | 7,249,756 (Direct) |
View |
2023-05-04 Option Award |
2023-05-04 7:57 pm |
N/A 2033-05-03 |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
774,788 | $0 | 774,788 (Direct) |
View |
Ownership |
2023-05-04 6:43 pm |
N/A N/A |
ACELYRIN Inc. | SLRN | Lin Shao-Lee Chief Executive Officer |
0 | $0 | 4,011,679 (Direct) |
View |
2022-10-26 Option Award |
2022-10-27 4:57 pm |
N/A 2032-10-25 |
Third Harmonic Bio Inc. | THRD | Lin Shao-Lee Director |
13,667 | $0 | 13,667 (Direct) |
View |
Ownership |
2022-09-14 6:15 pm |
N/A 2030-09-13 |
Third Harmonic Bio Inc. | THRD | Lin Shao-Lee Director |
0 | $0 | 95,259 (Direct) |
View |
2022-06-07 Option Award |
2022-06-09 5:49 pm |
2023-06-07 2032-06-07 |
Surrozen Inc. | SRZN | Lin Shao-Lee Director |
20,000 | $0 | 20,000 (Direct) |
View |
Ownership |
2021-08-16 7:47 pm |
N/A N/A |
Surrozen Inc. | SRZN | Lin Shao-Lee Director |
0 | $0 | 35,129 (Direct) |
View |
2020-06-04 Option Award |
2020-06-08 8:05 pm |
N/A 2030-06-03 |
Principia Biopharma Inc. | PRNB | Lin Shao-Lee Director |
10,240 | $0 | 10,240 (Direct) |
View |