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 |
2020-05-14 Purchase |
2020-05-14 5:26 pm |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
3,225 | $7.75 | $24,994 | 19,390 (Indirect Direct) |
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Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-05 Exercise |
2025-03-07 4:12 pm |
N/A 2025-03-05 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
8,750 | $0 | 105,816 (Direct) |
View |
2025-03-05 Tax Withholding |
2025-03-07 4:12 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,594 | $1.36 | 105,816 (Direct) |
View |
2025-03-04 Exercise |
2025-03-06 4:12 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
9,125 | $0 | 109,785 (Direct) |
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2025-03-04 Tax Withholding |
2025-03-06 4:12 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,748 | $1.42 | 109,785 (Direct) |
View |
2025-03-01 Exercise |
2025-03-04 6:40 pm |
N/A 2027-03-01 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
20,275 | $0 | 149,233 (Direct) |
View |
2025-03-01 Tax Withholding |
2025-03-04 6:40 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
8,327 | $1.59 | 149,233 (Direct) |
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2024-03-05 Option Award(A) |
2024-03-22 4:22 pm |
N/A 2028-03-01 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
37,100 | $0 | 37,100 (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 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) |
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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) |
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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 |
2024-03-01 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 4:36 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
2,511 | $4.95 | 92,932 (Direct) |
View |
2024-01-29 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 4:25 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER |
3,380 | $4.99 | 67,943 (Direct) |
View |
2023-03-03 Exercise |
2023-03-07 4:28 pm |
N/A 2026-03-04 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
17,875 | $0 | 175,448 (Direct) |
View |
2023-03-03 Tax Withholding |
2023-03-07 4:28 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
6,395 | $5.79 | 175,448 (Direct) |
View |
2023-03-03 Option Award |
2023-03-07 4:28 pm |
N/A 2033-02-28 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
67,500 | $0 | 175,448 (Direct) |
View |
2023-01-27 Exercise |
2023-01-31 5:29 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
8,250 | $0 | 59,843 (Direct) |
View |
2023-01-27 Tax Withholding |
2023-01-31 5:29 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
3,364 | $7.5 | 59,843 (Direct) |
View |
2022-03-05 Exercise |
2022-03-07 7:28 pm |
N/A 2025-03-05 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
8,750 | $0 | 151,457 (Direct) |
View |
2022-03-05 Tax Withholding |
2022-03-07 7:28 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
2,972 | $8.17 | 151,457 (Direct) |
View |
2022-03-04 Option Award |
2022-03-07 7:28 pm |
N/A 2032-03-03 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
78,500 | $0 | 151,457 (Direct) |
View |
2022-01-29 Exercise |
2022-02-01 8:40 pm |
N/A 2025-01-29 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
8,250 | $0 | 57,429 (Direct) |
View |
2022-01-29 Tax Withholding |
2022-02-01 8:40 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
3,380 | $10.39 | 57,429 (Direct) |
View |
2021-09-24 Exercise |
2021-09-28 6:55 pm |
N/A 2021-09-26 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
7,576 | $0 | 36,059 (Direct) |
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2021-09-24 Tax Withholding |
2021-09-28 6:55 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
2,619 | $19.23 | 36,059 (Direct) |
View |
2021-03-05 Option Award |
2021-03-08 5:18 pm |
N/A 2031-03-04 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
85,000 | $0 | 85,000 (Direct) |
View |
2021-01-29 Exercise |
2021-02-01 5:54 pm |
N/A 2024-01-29 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
8,250 | $0 | 55,852 (Direct) |
View |
2021-01-29 Tax Withholding |
2021-02-01 5:54 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
3,147 | $22.15 | 55,852 (Direct) |
View |
2021-01-19 Exercise |
2021-01-20 5:21 pm |
N/A 2021-02-08 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
1,652 | $0 | 25,999 (Direct) |
View |
2021-01-19 Exercise |
2021-01-20 5:21 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
1,652 | $4.36 | 25,999 (Direct) |
View |
2020-09-25 Exercise |
2020-09-28 5:54 pm |
N/A 2021-09-26 |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
7,576 | $0 | 31,923 (Direct) |
View |
2020-09-25 Tax Withholding |
2020-09-28 5:54 pm |
N/A N/A |
SUTRO BIOPHARMA INC. | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer |
2,619 | $10.3 | 31,923 (Direct) |
View |