Vor Bio Announces Proposed Public Offering of $100 Million of Common Stock

Rhea-AI Summary

Vor Bio (Nasdaq: VOR) commenced an underwritten public offering of $100 million of common stock on November 10, 2025, and intends to grant underwriters a 30-day option to purchase up to an additional $15 million of shares at the public offering price, less underwriting discounts and commissions.

All shares are being offered by Vor Bio and the offering is subject to market and other conditions with no assurance it will be completed as proposed. J.P. Morgan, Jefferies, Citigroup and TD Cowen are joint book-running managers. The offering uses a shelf registration declared effective March 31, 2025, and will be made by prospectus supplement filed with the SEC.

Positive

• $100 million primary capital offering announced
• Underwriters have a $15 million 30-day option
• Offering executed under shelf registration effective March 31, 2025

Negative

• Offering is subject to market and other conditions
• Potential shareholder dilution from sale of company shares
• Proceeds reduced by underwriting discounts and commissions

Insights

Capital Markets Strategist

Vor Bio announces a proposed underwritten offering of $100 million, with a $15 million overallotment option.

Vor Bio filed a proposed public offering of $100 million of common stock on Nov. 10, 2025, with underwriters given a 30‑day option to buy up to an additional $15 million. The shares are offered from the company and rely on a shelf registration declared effective on March 31, 2025. J.P. Morgan, Jefferies, Citigroup and TD Cowen act as joint book‑running managers.

The offering expressly remains subject to market and other conditions, and may not complete or may differ in size or terms. There is no disclosure here about the intended use of proceeds or pricing, so the direct financial impact cannot be quantified from this announcement alone. Monitor the filed preliminary prospectus supplement for offering size, price, dilution details, fees, and any stated use of proceeds; these items will clarify immediate stakeholder effects once published.

BOSTON, Nov. 10, 2025 (GLOBE NEWSWIRE) -- Vor Biopharma Inc. (Nasdaq: VOR) (Vor Bio), a clinical-stage biotechnology company dedicated to transforming the treatment of autoimmune diseases, today announced that it has commenced an underwritten public offering of $100 million of shares of its common stock. In addition, Vor Bio intends to grant the underwriters a 30-day option to purchase up to an additional $15 million of shares of its common stock at the public offering price, less underwriting discounts and commissions. All of the shares are being offered by Vor Bio. The proposed offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering.

J.P. Morgan, Jefferies, Citigroup and TD Cowen are acting as joint book-running managers for the proposed offering.

The shares of common stock described above are being offered by Vor Bio pursuant to a shelf registration statement filed by Vor Bio with the Securities and Exchange Commission (SEC) that was declared effective by the SEC on March 31, 2025. The offering may be made only by means of a prospectus supplement and an accompanying prospectus that form a part of the registration statement. A preliminary prospectus supplement and accompanying prospectus relating to the offering will be filed with the SEC and will be available on the SEC’s website located at http://www.sec.gov. Copies of the preliminary prospectus supplement and the accompanying prospectus related to this offering, when available, may be obtained from J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, or by email at prospectus-eq_fi@jpmchase.com and postsalemanualrequests@broadridge.com; Jefferies LLC, Attention: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, NY 10022, by telephone at (877) 821-7388, or by email at Prospectus_Department@Jefferies.com; Citigroup Global Markets Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or via telephone: (800) 831-9146; or TD Securities (USA) LLC, 1 Vanderbilt Avenue, New York, NY 10017, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or by email at TDManualrequest@broadridge.com. 

This press release shall not constitute an offer to sell or a solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or other jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or other jurisdiction.

About Vor Bio

Vor Bio is a clinical-stage biotechnology company transforming the treatment of autoimmune diseases. The Company is focused on rapidly advancing telitacicept, a novel dual-target fusion protein, through Phase 3 clinical development and potential commercialization to address serious autoantibody-driven conditions worldwide.

Forward Looking Statements

Certain statements in this press release are forward-looking statements that involve a number of risks and uncertainties. These statements may be identified by introductory words such as “anticipate,” “believe,” “expects,” “intends,” “may,” “plan,” “should,” “subject to,” “will,” “would” or words of similar meaning, or by the fact that they do not relate strictly to historical or current facts. Such forward-looking statements include those relating to Vor Bio’s anticipated public offering, including its intention to grant the underwriters a 30-day option to purchase additional shares. For such statements, Vor Bio claims the protection of the Private Securities Litigation Reform Act of 1995. Actual events or results may differ materially from Vor Bio’s expectations. Factors that could cause actual results to differ materially from the forward-looking statements include, but are not limited to, risks and uncertainties associated with the consummation of the offering, the completion of the offering on the anticipated terms or at all, uncertainties related to market conditions, the satisfaction of customary closing conditions related to the offering, general economic conditions, and those factors disclosed in Vor Bio’s filings with the SEC, including its Quarterly Report on Form 10-Q for the quarter ended June 30, 2025. These forward-looking statements represent Vor Bio’s judgment as of the time of this release. Vor Bio disclaims any intent or obligation to update these forward-looking statements, other than as may be required under applicable law.

Media & Investor Contacts:
Carl Mauch
cmauch@vorbio.com 

Sarah Spencer
investors@vorbio.com 

FAQ

What is Vor Bio announcing on November 10, 2025 (Nasdaq: VOR)?

Vor Bio commenced an underwritten public offering of $100 million of common stock.

Does the Vor Bio offering include an overallotment option and for how much?

Yes; underwriters have a 30-day option to purchase up to an additional $15 million of shares.

Who are the book-running managers for Vor Bio's (VOR) offering?

J.P. Morgan, Jefferies, Citigroup and TD Cowen are acting as joint book-running managers.

Is Vor Bio guaranteed to complete the $100 million offering?

No; the offering is subject to market and other conditions and may not be completed as proposed.

Under what registration is Vor Bio offering the shares (VOR)?

The shares are offered under a shelf registration declared effective by the SEC on March 31, 2025.

Where can investors obtain the prospectus for Vor Bio's (VOR) offering?

A preliminary prospectus supplement and accompanying prospectus will be filed with the SEC and available on www.sec.gov.