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Turnstone Biologics Corp SEC Filings

TSBX NASDAQ

Welcome to our dedicated page for Turnstone Biologics SEC filings (Ticker: TSBX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.

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Rhea-AI Summary

Turnstone Biologics Corp (TSBX) has filed a Schedule 14D-9 in response to a proposed acquisition by XOMA Royalty Corporation. The filing, dated June 28, 2025, relates to preliminary communications made before the commencement of a tender offer and includes a press release dated June 27, 2025.

Key details of the transaction:

  • The acquisition will be executed through a merger agreement dated June 26, 2025
  • XRA 3 Corp, a wholly-owned subsidiary of XOMA, will be the merger vehicle
  • The target securities are Common Stock with $0.001 par value per share (CUSIP: 90042W100)

The filing indicates preliminary stage communications, with Sammy Farah, President and CEO of Turnstone Biologics, serving as the authorized representative. Legal counsel is being provided by Cooley LLP. This Schedule 14D-9 represents an important step in the merger process, signaling potential changes in ownership and control of Turnstone Biologics.

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Rhea-AI Summary

XOMA Royalty Corporation has announced plans to commence a tender offer to acquire all outstanding shares of Turnstone Biologics (TSBX), pursuant to a Merger Agreement dated June 26, 2025. This SC TO-C filing represents preliminary communications before the formal tender offer launch.

Key aspects of the transaction:

  • XOMA will acquire all issued and outstanding common shares of Turnstone (par value $0.001)
  • The deal includes a Contingent Value Rights (CVR) Agreement for potential additional payments to Turnstone stockholders
  • Transaction will be executed through XRA 3 Corp, a wholly-owned subsidiary of XOMA

The formal tender offer has not yet commenced. When initiated, XOMA will file a Schedule TO with the SEC, and Turnstone will file a Schedule 14D-9 with their recommendation. Shareholders are advised to review the complete tender offer materials once available through the SEC website or XOMA's investor relations portal.

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FAQ

What is the current stock price of Turnstone Biologics (TSBX)?

The current stock price of Turnstone Biologics (TSBX) is $0.3527 as of June 28, 2025.

What is the market cap of Turnstone Biologics (TSBX)?

The market cap of Turnstone Biologics (TSBX) is approximately 8.5M.

What is the core focus of Turnstone Biologics Corp?

Turnstone Biologics Corp is dedicated to developing next-generation immunotherapies using Selected TIL technology to treat solid tumors. Their approach revolves around isolating and expanding tumor-reactive lymphocytes for enhanced cancer treatment.

How does Selected TIL therapy work?

Selected TIL therapy involves extracting lymphocytes from a patient’s tumor, selectively expanding the most potent and tumor-reactive cells, and reintroducing them to target cancer. This precision method distinguishes it from conventional TIL therapies.

What are the primary clinical programs of the company?

The company’s main clinical programs include TIDAL-01 and TIDAL-02, which focus on advancing Selected TIL therapies for various solid tumor indications such as colorectal cancer, head and neck cancers, and uveal melanoma.

How does Turnstone differentiate itself in the field of immunotherapy?

Turnstone differentiates itself through its unbiased selection process and advanced expansion techniques that prioritize the most effective tumor-reactive T cells. This systematic approach aims to overcome the limitations of first-generation TIL therapies.

What makes Turnstone's technology innovative?

Its innovative Selected TIL process integrates high-precision cell selection with robust expansion protocols, optimizing the therapeutic potency of T cells. This tailored approach increases the potential efficacy in treating solid tumors with unmet medical needs.

Which tumor types are targeted by Turnstone’s therapies?

Turnstone’s therapies target a range of solid tumors, including but not limited to colorectal cancer, head and neck cancers, and uveal melanoma. Their clinical trials are designed to address areas where traditional treatments have shown limited responses.

How is Turnstone positioned within the competitive landscape of oncology?

The company is recognized for its focused approach to enhancing TIL therapy through selective cell expansion, positioning it as a scientifically rigorous alternative in the evolving field of cancer immunotherapy. Its framework is built on robust research and clinical expertise.

What should investors know about Turnstone’s operational model?

Investors should note that Turnstone's operational model is supported by extensive scientific research, experienced leadership, and ongoing clinical trials. Its emphasis on precision medicine and immunotherapy is central to its strategic approach in oncology.
Turnstone Biologics Corp

NASDAQ:TSBX

TSBX Rankings

TSBX Stock Data

8.52M
18.26M
7.7%
58.73%
1.73%
Biotechnology
Biological Products, (no Disgnostic Substances)
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United States
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