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 |
2023-07-17 Sale |
2023-07-18 6:04 pm |
89bio Inc. | ETNB | LAPORTE KATHLEEN Director |
12,500 | $18.8 | $235,000 | 12,500 (Direct) |
View |
2023-06-05 Sale |
2023-06-07 5:04 pm |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
15,000 | $20 | $300,000 | 482,209 (Direct) |
View |
2023-06-01 Sale |
2023-06-05 5:03 pm |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
6,250 | $17.91 | $111,938 | 0 (Direct) |
View |
2023-05-09 Sale |
2023-05-11 5:01 pm |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
13,683 | $18.11 | $247,799 | 172,346 (Direct) |
View |
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 |
2023-03-24 Purchase |
2023-03-30 5:00 pm |
89bio Inc. | ETNB | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner |
2,461,538 | $16.25 | $39,999,993 | 11,416,948 (Indirect) |
View |
2022-03-30 Purchase |
2023-03-30 4:26 pm |
89bio Inc. | ETNB | Hayden Michael R Director |
87,788 | $12.28 | $1,077,914 | 142,442 (Indirect 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 |
2023-03-23 Sale |
2023-03-27 7:18 pm |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
15,000 | $16 | $240,000 | 269,080 (Direct) |
View |
2023-03-01 Sale |
2023-03-03 5:18 pm |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
10,000 | $13.6 | $136,000 | 20,000 (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 |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
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 |
2023-08-01 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 |
2023-08-01 Tax Withholding |
2023-08-21 5:43 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
1,014 | $15.46 | 168,832 (Direct) |
View |
2023-08-01 Tax Withholding |
2023-08-21 5:43 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
577 | $15.64 | 168,832 (Direct) |
View |
2023-07-17 Exercise |
2023-07-18 6:04 pm |
N/A N/A |
89bio Inc. | ETNB | LAPORTE KATHLEEN Director |
12,500 | $2.64 | 12,500 (Direct) |
View |
2023-07-17 Exercise |
2023-07-18 6:04 pm |
N/A 2032-05-16 |
89bio Inc. | ETNB | LAPORTE KATHLEEN Director |
12,500 | $0 | 12,500 (Direct) |
View |
2023-06-30 Tax Withholding |
2023-07-05 8:54 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
2,882 | $18.95 | 105,574 (Direct) |
View |
2023-06-30 Option Award |
2023-07-05 8:54 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
8,334 | $0 | 105,574 (Direct) |
View |
2023-06-30 Tax Withholding |
2023-07-05 8:43 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
2,882 | $18.95 | 170,423 (Direct) |
View |
2023-06-30 Option Award |
2023-07-05 8:43 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
8,334 | $0 | 170,423 (Direct) |
View |
2023-06-30 Tax Withholding |
2023-07-05 8:39 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
16,527 | $18.95 | 305,451 (Direct) |
View |
2023-06-30 Option Award |
2023-07-05 8:39 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
33,334 | $0 | 305,451 (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 |
2023-06-05 Exercise |
2023-06-07 5:04 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
15,000 | $1.93 | 482,209 (Direct) |
View |
2023-06-05 Exercise |
2023-06-07 5:04 pm |
N/A 2028-11-09 |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
15,000 | $0 | 482,209 (Direct) |
View |
2023-06-01 Exercise |
2023-06-05 5:03 pm |
N/A 2032-05-25 |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
6,250 | $0 | 0 (Direct) |
View |
2023-06-01 Exercise |
2023-06-05 5:03 pm |
N/A N/A |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
6,250 | $2.61 | 0 (Direct) |
View |
2023-05-09 Exercise |
2023-05-11 5:01 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
79,571 | $0 | 172,346 (Direct) |
View |
2023-05-09 Exercise |
2023-05-11 5:01 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
79,571 | $3.11 | 172,346 (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 |
2023-03-31 Option Award |
2023-04-04 4:18 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
33,333 | $0 | 286,970 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-04 4:18 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
15,443 | $15.23 | 286,970 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
8,333 | $0 | 100,122 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-04 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
2,882 | $15.23 | 100,122 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
12,083 | $0 | 99,083 (Direct) |
View |
2023-03-31 Tax Withholding |
2023-04-04 4:05 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
4,179 | $15.23 | 99,083 (Direct) |
View |
2023-03-01 Exercise |
2023-03-03 5:18 pm |
N/A N/A |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
10,000 | $4.44 | 20,000 (Direct) |
View |
2023-03-01 Exercise |
2023-03-03 5:18 pm |
N/A 2032-02-16 |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
10,000 | $0 | 20,000 (Direct) |
View |
2023-02-17 Tax Withholding |
2023-02-22 6:41 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
2,127 | $13.97 | 94,671 (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 |
2023-02-17 Tax Withholding |
2023-02-22 6:39 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
2,140 | $13.97 | 91,179 (Direct) |
View |
2023-02-17 Tax Withholding |
2023-02-22 6:38 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
6,279 | $13.97 | 284,072 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:48 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Altschuler Steven Director |
27,400 | $0 | 27,400 (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 |
2023-02-09 Option Award |
2023-02-13 5:42 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
150,000 | $0 | 216,798 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:42 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
375,000 | $0 | 590,351 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:42 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Zoth Lota S. Director |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:37 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
150,000 | $0 | 213,319 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:35 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | LAPORTE KATHLEEN Director |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:34 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Grunberg Gregory Director 10% Owner |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:34 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Hayden Michael R Director |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:33 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | Atkinson Edward Morrow III Director |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 5:30 pm |
N/A 2033-02-09 |
89bio Inc. | ETNB | DiRocco Derek Director |
27,400 | $0 | 27,400 (Direct) |
View |
2023-02-05 Tax Withholding |
2023-02-07 7:38 pm |
N/A N/A |
89bio Inc. | ETNB | Mansbach Harry H Chief Medical Officer |
1,360 | $13.24 | 66,798 (Direct) |
View |
2023-02-05 Tax Withholding |
2023-02-07 7:36 pm |
N/A N/A |
89bio Inc. | ETNB | PALEKAR ROHAN Chief Executive Officer |
4,078 | $13.24 | 215,351 (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 |
2023-02-03 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 7:35 pm |
N/A N/A |
89bio Inc. | ETNB | Le-Nguyen Quoc See Remarks |
1,390 | $13.24 | 63,319 (Direct) |
View |