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 |
2024-01-29 Sale |
2024-01-31 4:23 pm |
SUTRO BIOPHARMA INC. | STRO | Vasquez Nicki CHIEF PORT. STRAT & ALNCE OFCR |
12,185 | $5 | $60,925 | 14,279 (Direct) |
View |
2023-08-28 Sale |
2023-08-29 4:40 pm |
SUTRO BIOPHARMA INC. | STRO | Shtylla Brunilda Chief Business Officer |
15,428 | $4.7054 | $72,595 | 0 (Direct) |
View |
2023-08-25 Sale |
2023-08-28 4:18 pm |
SUTRO BIOPHARMA INC. | STRO | Shtylla Brunilda Chief Business Officer |
11,613 | $4.5881 | $53,282 | 12,928 (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 |
2024-03-05 Option Award(A) |
2024-03-22 4:21 pm |
N/A 2028-03-01 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
69,000 | $0 | 69,000 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 7:12 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
105,000 | $0 | 197,085 (Direct) |
View |
2024-03-05 Exercise |
2024-03-07 7:12 pm |
N/A 2025-03-05 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
8,750 | $0 | 197,085 (Direct) |
View |
2024-03-05 Tax Withholding |
2024-03-07 7:12 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,108 | $4.54 | 197,085 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:32 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | Srinivasan Venkatesh CHIEF TECH OP OFFICER |
59,500 | $0 | 59,500 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:31 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
304,500 | $0 | 659,978 (Direct) |
View |
2024-03-05 Exercise |
2024-03-07 4:31 pm |
N/A 2025-03-05 |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
18,750 | $0 | 659,978 (Direct) |
View |
2024-03-05 Tax Withholding |
2024-03-07 4:31 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
6,690 | $4.54 | 659,978 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:28 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER |
105,000 | $0 | 105,000 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:26 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO |
150,000 | $0 | 150,000 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:24 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | Borgman Anne Elizabeth CHIEF MEDICAL OFFICER |
105,000 | $0 | 105,000 (Direct) |
View |
2024-03-05 Option Award |
2024-03-07 4:21 pm |
N/A 2034-03-05 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
119,000 | $0 | 234,493 (Direct) |
View |
2024-03-05 Exercise |
2024-03-07 4:21 pm |
N/A 2025-03-05 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
8,750 | $0 | 234,493 (Direct) |
View |
2024-03-05 Tax Withholding |
2024-03-07 4:21 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
3,100 | $4.54 | 234,493 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:28 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
31,125 | $0 | 386,918 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 4:28 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
11,105 | $4.79 | 386,918 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:25 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
9,125 | $0 | 95,943 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 4:25 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,739 | $4.79 | 95,943 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:21 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO |
7,875 | $0 | 57,951 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 4:21 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO |
2,209 | $4.79 | 57,951 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:18 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
9,125 | $0 | 119,343 (Direct) |
View |
2024-03-04 Tax Withholding |
2024-03-06 4:18 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
3,472 | $4.79 | 119,343 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-05 4:45 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Srinivasan Venkatesh CHIEF TECH OP OFFICER |
2,049 | $4.95 | 31,454 (Direct) |
View |
2024-03-01 Exercise |
2024-03-05 4:45 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | Srinivasan Venkatesh CHIEF TECH OP OFFICER |
5,000 | $0 | 31,454 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-05 4:40 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
8,559 | $4.95 | 375,898 (Direct) |
View |
2024-03-01 Exercise |
2024-03-05 4:40 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
23,750 | $0 | 375,898 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-05 4:36 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
2,511 | $4.95 | 92,932 (Direct) |
View |
2024-03-01 Exercise |
2024-03-05 4:36 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
6,875 | $0 | 92,932 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-05 4:32 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO |
2,038 | $4.95 | 57,160 (Direct) |
View |
2024-03-01 Exercise |
2024-03-05 4:32 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | Chung Jane PRESIDENT AND COO |
6,875 | $0 | 57,160 (Direct) |
View |
2024-03-01 Tax Withholding |
2024-03-05 4:29 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
3,227 | $4.95 | 119,065 (Direct) |
View |
2024-03-01 Exercise |
2024-03-05 4:29 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
7,875 | $0 | 119,065 (Direct) |
View |
2024-02-29 Tax Withholding |
2024-03-04 4:15 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Borgman Anne Elizabeth CHIEF MEDICAL OFFICER |
13,126 | $4.91 | 136,874 (Direct) |
View |
2024-02-29 Exercise |
2024-03-04 4:15 pm |
N/A 2027-02-28 |
SUTRO BIOPHARMA INC. | STRO | Borgman Anne Elizabeth CHIEF MEDICAL OFFICER |
37,500 | $0 | 136,874 (Direct) |
View |
2024-01-29 Tax Withholding |
2024-01-31 4:29 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
5,634 | $4.99 | 289,457 (Direct) |
View |
2024-01-29 Exercise |
2024-01-31 4:29 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | NEWELL WILLIAM J CEO |
13,750 | $0 | 289,457 (Direct) |
View |
2024-01-29 Tax Withholding |
2024-01-31 4:28 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
2,151 | $4.99 | 90,792 (Direct) |
View |
2024-01-29 Exercise |
2024-01-31 4:28 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | ALBINI EDWARD C CFO AND SECRETARY |
5,250 | $0 | 90,792 (Direct) |
View |
2024-01-29 Tax Withholding |
2024-01-31 4:25 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,380 | $4.99 | 67,943 (Direct) |
View |
2024-01-29 Exercise |
2024-01-31 4:25 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
8,250 | $0 | 67,943 (Direct) |
View |
2024-01-29 Tax Withholding |
2024-01-31 4:23 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Vasquez Nicki CHIEF PORT. STRAT & ALNCE OFCR |
1,024 | $4.99 | 14,279 (Direct) |
View |
2024-01-29 Exercise |
2024-01-31 4:23 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | Vasquez Nicki CHIEF PORT. STRAT & ALNCE OFCR |
2,500 | $0 | 14,279 (Direct) |
View |
2023-12-01 Option Award |
2023-12-04 4:19 pm |
N/A 2033-12-01 |
SUTRO BIOPHARMA INC. | STRO | Chung Jane President and COO |
135,000 | $0 | 135,000 (Direct) |
View |
2023-09-18 Option Award |
2023-09-19 4:19 pm |
N/A 2033-09-18 |
SUTRO BIOPHARMA INC. | STRO | Gerber Hans-Peter Chief Scientific Officer |
325,000 | $0 | 325,000 (Direct) |
View |
2023-08-09 Tax Withholding |
2023-08-11 4:16 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer |
6,483 | $4.22 | 69,198 (Direct) |
View |
2023-08-09 Exercise |
2023-08-11 4:16 pm |
N/A 2025-08-09 |
SUTRO BIOPHARMA INC. | STRO | Chung Jane Chief Commercial Officer |
18,750 | $0 | 69,198 (Direct) |
View |
2023-07-12 Tax Withholding |
2023-07-13 6:40 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Vasquez Nicki Chief Port. Strat & Alnce Ofcr |
1,123 | $4.7 | 31,488 (Direct) |
View |
2023-07-12 Exercise |
2023-07-13 6:40 pm |
N/A 2025-07-12 |
SUTRO BIOPHARMA INC. | STRO | Vasquez Nicki Chief Port. Strat & Alnce Ofcr |
3,250 | $0 | 31,488 (Direct) |
View |
2023-06-27 Gift |
2023-06-29 6:28 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Petree Daniel H Director |
18,409 | $0 | 22,457 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:51 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Hunter Heidi Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:40 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Wigginton Jon Marc Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:39 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Petree Daniel H Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:38 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | PANEK JAMES P Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:38 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | MATSUI CONNIE Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:37 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Lobacki Joseph M Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:32 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Freund John Gordon Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 6:30 pm |
N/A 2033-06-08 |
SUTRO BIOPHARMA INC. | STRO | Dybbs Michael Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-05-01 Option Award |
2023-05-02 6:51 pm |
N/A 2033-05-01 |
SUTRO BIOPHARMA INC. | STRO | Srinivasan Venkatesh Chief Tech Op Officer |
17,500 | $0 | 17,500 (Direct) |
View |
Ownership |
2023-05-02 6:26 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | Srinivasan Venkatesh Chief Tech Op Officer |
0 | $0 | 282,253 (Direct) |
View |