Skip to main content
SUTRO BIOPHARMA, INC. logo

SUTRO BIOPHARMA, INC. — Investor Relations & Filings

Ticker · STRO ISIN · US8693671021 LEI · 5493005U6P15VD25P851 US Manufacturing
Open in API
Filings indexed 586 across all filing types
Latest filing 2020-12-29 Director's Dealing
Country US United States of America
Listing US STRO

About SUTRO BIOPHARMA, INC.

https://www.sutrobio.com/

Sutro Biopharma, Inc. is a clinical-stage biotechnology company focused on the discovery, development, and manufacturing of precisely designed cancer therapeutics. The company leverages its proprietary, integrated cell-free protein synthesis platform to create novel antibody-drug conjugates (ADCs). This technology enables the development of next-generation ADCs, including those with single and dual payloads, which are designed to offer improved therapeutic profiles for patients with cancer. Sutro is advancing its own pipeline of clinical-stage product candidates to address areas of significant unmet medical need.

Recent filings

Filing Released Lang Actions
FORM 4 SUBMISSION
Director's Dealing
2020-12-29 English
FORM 4 SUBMISSION
Director's Dealing
2020-12-15 English
8-K
Capital/Financing Update Classification · 95% confidence The document is a Form 8-K filed with the SEC, dated December 8, 2020, by Sutro Biopharma, Inc. It announces the entry into a material definitive agreement related to an underwriting agreement for a public offering of common stock. The document details the terms of the offering, the number of shares, pricing, and intended use of proceeds. It includes exhibits such as the underwriting agreement and legal opinion. The content focuses on a financing transaction and capital raising activity. There are no financial statements or quarterly/annual financial results presented, nor is it a transcript, management discussion, or governance report. The primary subject is the update on a capital raising event, which fits the category of Capital/Financing Update (CAP). The document length is 6916 characters, sufficient to contain substantive details about the financing event, not just an announcement of a report publication or a regulatory filing. Therefore, the correct classification is CAP with high confidence.
2020-12-09 English
424B5
Capital/Financing Update Classification · 100% confidence The document is a prospectus supplement filed pursuant to Rule 424(b)(5) related to a public offering of common stock. It includes detailed information about the offering terms, underwriting, risk factors, use of proceeds, and company background. The presence of registration numbers, offering price, underwriting discounts, and detailed offering terms clearly identifies this as a capital raising document. It is not a financial report, earnings release, or management discussion, but rather a financing update related to a stock offering. Therefore, the appropriate classification is Capital/Financing Update (CAP). The document length and content confirm it is not a brief announcement or a regulatory filing fallback.
2020-12-09 English
S-3MEF
Capital/Financing Update Classification · 95% confidence The document is a Form S-3 Registration Statement filed with the SEC, which is a registration statement for securities offerings under the Securities Act of 1933. It includes details about the registrant, the securities to be registered, and legal opinions and consents. It is not a financial report, earnings release, or management discussion. It is a capital markets filing related to securities registration and offering. According to the filing definitions, updates on company fundraising or financing activities or capital structure changes fall under Capital/Financing Update (CAP). This document is a registration statement for a securities offering, which fits best under CAP.
2020-12-09 English
424B5
Capital/Financing Update Classification · 100% confidence The document is a preliminary prospectus supplement filed pursuant to Rule 424(b)(5) under the Securities Act of 1933. It relates to an offering of 5,000,000 shares of common stock and includes detailed information about the offering terms, underwriting, risk factors, and company background. The document is a registration and offering prospectus supplement, which is a type of capital raising document. It is not a financial report, earnings release, management discussion, or any other type of report. It clearly fits the definition of a Capital/Financing Update (CAP), as it provides updates on the company's fundraising and capital structure changes through a public offering of shares.
2020-12-07 English

Browse filings by year

12 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.