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 |
2023-04-04 Sale |
2023-04-06 4:06 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
8,721 | $14.95 | $130,379 | 53,578 (Direct) |
View |
2023-03-23 Sale |
2023-03-27 7:20 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
5,000 | $16.11 | $80,550 | 53,578 (Direct) |
View |
2023-02-21 Sale |
2023-02-22 6:39 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
2,540 | $13.89 | $35,281 | 58,578 (Direct) |
View |
2023-02-08 Sale |
2023-02-10 5:32 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
1,480 | $14.41 | $21,327 | 32,868 (Direct) |
View |
2023-02-03 Sale |
2023-02-07 7:36 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,592 | $13.04 | $46,848 | 116,249 (Direct) |
View |
2023-01-03 Sale |
2023-01-05 6:03 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
5,947 | $12.51 | $74,397 | 36,368 (Direct) |
View |
2021-04-19 Sale |
2021-04-20 6:03 pm |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
10,000 | $25 | $250,000 | 92,401 (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 |
2025-02-17 Tax Withholding |
2025-02-19 4:01 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
780 | $10.57 | 269,674 (Direct) |
View |
2025-02-09 Tax Withholding |
2025-02-11 4:01 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,828 | $11.41 | 270,454 (Direct) |
View |
2025-02-01 Option Award |
2025-02-04 9:35 pm |
N/A 2035-02-01 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
380,000 | $0 | 574,282 (Direct) |
View |
2025-02-01 Tax Withholding |
2025-02-04 9:35 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,338 | $9.6 | 574,282 (Direct) |
View |
2024-12-12 Option Award |
2024-12-16 06:10 am |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
95,000 | $0 | 197,620 (Direct) |
View |
2024-09-09 Tax Withholding |
2024-09-10 4:01 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,212 | $8.46 | 102,620 (Direct) |
View |
2024-08-17 Tax Withholding |
2024-08-19 5:28 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
777 | $8.04 | 105,832 (Direct) |
View |
2024-02-17 Tax Withholding |
2024-02-23 8:55 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
778 | $9.74 | 106,609 (Direct) |
View |
2024-02-09 Tax Withholding |
2024-02-13 9:12 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,568 | $8.45 | 107,387 (Direct) |
View |
2024-02-01 Option Award |
2024-02-05 8:07 pm |
N/A 2034-02-01 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
223,750 | $0 | 285,955 (Direct) |
View |
2024-02-05 Tax Withholding |
2024-02-05 8:07 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
892 | $9.8 | 285,955 (Direct) |
View |
2024-01-05 Tax Withholding |
2024-01-08 6:35 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
6,124 | $11.53 | 63,097 (Direct) |
View |
2024-01-05 Option Award |
2024-01-08 6:35 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
15,000 | $0 | 63,097 (Direct) |
View |
2023-09-09 Tax Withholding |
2023-09-12 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
2,074 | $16.61 | 54,221 (Direct) |
View |
2023-08-01 Tax Withholding |
2023-08-21 5:45 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
346 | $15.64 | 56,295 (Direct) |
View |
2023-08-17 Tax Withholding |
2023-08-21 5:45 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
753 | $15.46 | 56,295 (Direct) |
View |
2023-06-30 Tax Withholding |
2023-07-05 8:36 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
2,018 | $18.95 | 57,394 (Direct) |
View |
2023-06-30 Option Award |
2023-07-05 8:36 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
5,834 | $0 | 57,394 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 4:20 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
13,333 | $0 | 62,299 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-04 4:20 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
4,612 | $15.23 | 62,299 (Direct) |
View |
2023-02-17 Tax Withholding |
2023-02-22 6:39 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
1,750 | $13.97 | 58,578 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:43 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
140,000 | $0 | 172,868 (Direct) |
View |
2023-02-03 Exercise |
2023-02-07 7:36 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,000 | $3.11 | 116,249 (Direct) |
View |
2023-02-05 Tax Withholding |
2023-02-07 7:36 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
592 | $13.24 | 116,249 (Direct) |
View |
2023-02-03 Exercise |
2023-02-07 7:36 pm |
N/A 2029-07-30 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
3,000 | $0 | 116,249 (Direct) |
View |
2023-02-01 Tax Withholding |
2023-02-03 5:10 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
408 | $12.05 | 35,960 (Direct) |
View |
2022-09-28 Option Award |
2022-09-30 7:05 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
5,833 | $0 | 42,315 (Direct) |
View |
2022-09-28 Tax Withholding |
2022-09-30 7:05 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
2,018 | $5.76 | 42,315 (Direct) |
View |
2022-09-09 Option Award |
2022-09-13 7:20 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
15,000 | $0 | 38,500 (Direct) |
View |
2022-02-05 Tax Withholding |
2022-04-13 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
1,022 | $5.23 | 22,478 (Direct) |
View |
2022-02-17 Option Award |
2022-02-22 5:11 pm |
N/A 2032-02-16 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
68,000 | $0 | 75,500 (Direct) |
View |
2021-04-19 Exercise |
2021-04-20 6:03 pm |
N/A N/A |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
10,000 | $3.11 | 92,401 (Direct) |
View |
2021-04-19 Exercise |
2021-04-20 6:03 pm |
N/A 2029-07-30 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
10,000 | $0 | 92,401 (Direct) |
View |
2021-02-05 Option Award |
2021-02-09 4:54 pm |
N/A 2031-02-05 |
89bio Inc. | ETNB | Martins Ryan Chief Financial Officer |
65,000 | $0 | 65,000 (Direct) |
View |