$27.18
+11%Sutro Biopharma, Inc. operates as clinical stage drug discovery, development, and manufacturing company. It focuses on creating protein therapeutics for cancer and autoimmune disorders through integrated cell-free protein synthesis and site-specific conjugation platform, XpressCF+.The company's product candidates include STRO-001, an antibody-drug conjugate (ADC) directed against the cancer target CD74 for patients with multiple myeloma and non-Hodgkin lymphoma that is in Phase 1 clinical trials; and STRO-002, an ADC directed against folate receptor-alpha for patients with ovarian and endometrial cancers, which is in Phase 1 clinical trials. It has collaboration and license agreements with Merck Collaboration to develop research programs focusing on cytokine derivatives for cancer and autoimmune disorders; and Celgene Corporation to discover and develop bispecific antibodies and/or ADCs focused on the field of immuno-oncology. The company was formerly known as Fundamental Applied Biology, Inc. Sutro Biopharma, Inc. was incorporated in 2003 and is headquartered in South San Francisco, California.
Chief Administrative Officer & General Counsel
Chief Business Officer
Chief Executive Officer & Director
Compensation
$820,000
Chief Financial Officer & Secretary
Compensation
$629,660
Chief Scientific Officer
Compensation
$575,833
Chief Technical Operations Officer
Founder
Vice President & Controller
During the last 12 months, insiders have purchased $430K and sold $19K worth of STRO shares, resulting in $411K of net buying activity.
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111.8K
89.56K
13.4K
12.07K
+77K
+$77K
400.0K
340.00K
8.9K
6.98K
+333K
+$333K
Matsui Connie
Director
$82K
Dybbs Michael
Director
$43K
Petree Daniel H
Director
$43K
Wigginton Jon Marc
Director
$43K
Panek James P
Director
$43K
Gerber Hans-Peter
Officer: Chief Scientific Officer
$12K
Leyman Barbara
Officer: Chief Business Officer
$7K
Strong bullish signal with $411K net buying. Insiders are aggressively accumulating shares, suggesting significant confidence in future prospects.
Exceptional buy/sell ratio. Buying dramatically outweighs selling—one of the strongest possible insider signals.
5 insider buyers vs. 2 sellers. Broad-based buying across management team suggests widespread confidence.
Compelling insider conviction: The combination of strong buy/sell ratio and multiple buyers suggests insiders see attractive risk/reward. Consider this alongside fundamental analysis for confirmation.
STRO - Filing history and reports
| Filing Type | Filing Date | Period Ending | Fiscal Year | Actions |
|---|---|---|---|---|
DEF 14A DEF 14A 2026 N/A | April 22, 2026 | June 05, 2026 | 2026 | |
DEF 14A DEF 14A 2025 N/A | April 25, 2025 | June 06, 2025 | 2025 | |
DEF 14A DEF 14A 2024 N/A | April 26, 2024 | June 06, 2024 | 2024 | |
DEF 14A DEF 14A 2023 N/A | April 28, 2023 | June 08, 2023 | 2023 | |
DEF 14A DEF 14A 2022 N/A | April 25, 2022 | June 06, 2022 | 2022 | |
DEF 14A DEF 14A 2021 N/A | April 29, 2021 | June 03, 2021 | 2021 | |
DEF 14A DEF 14A 2020 N/A | April 24, 2020 | June 05, 2020 | 2020 | |
DEF 14A DEF 14A 2019 N/A | April 26, 2019 | June 07, 2019 | 2019 |
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