Item 8.01.

Other Events.

Adjournment of Special Meeting of Stockholders

As previously announced, Bellevue Life Sciences Acquisition Corp. (the "Company") has called and provided a notice of a special meeting of stockholders (the "Special Meeting") to be held on May 10, 2024, at 10:00 a.m. Pacific time, at 925 Fourth Avenue, Suite 2900, Seattle, WA 98104, to consider and vote upon the matters described in the Company's definitive proxy statement filed with the U.S. Securities and Exchange Commission (the "SEC") on April 26, 2024 (the "Proxy Statement").

On May 10, 2024, the Company convened the Special Meeting as scheduled and adjourned the Special Meeting without any business being conducted. As announced at the Special Meeting, it will be reconvened at 9:00 a.m. Pacific time on Tuesday, May 14, 2024.

The Company's stockholders will be able to attend the Special Meeting at 925 Fourth Avenue, Suite 2900, Seattle, WA 98104.

The Company plans to continue to solicit proxies from stockholders during the period prior to the Special Meeting. Only the holders of the Company's common stock as of the close of business on April 18, 2024, the record date for the Special Meeting, are entitled to vote at the Special Meeting.

Reversal of Redemption Requests

In light of the adjournment of the Special Meeting, any stockholder who has previously tendered its shares for redemption and now decides that it does not want to redeem its shares, the stockholder may still withdraw the tender. If you delivered your shares for redemption to the transfer agent and decide prior to the vote at the Special Meeting (now scheduled for 9:00 a.m. Pacific time on May 14, 2024) not to redeem your public shares, you may request that the transfer agent return the shares (physically or electronically). You may make such request by contacting the transfer agent at:

Continental Stock Transfer & Trust Company

1 State Street, 30th Floor,

New York, New York 10004,

Attn: SPAC Redemption Team

E-mail:[email protected]

Forward-Looking Statements

This Current Report on Form 8-K containsstatements that are forward-looking and as such are not historical facts. This includes, without limitation, statements regarding the Company's financial position, business strategy and the plans and objectives of management for future operations, including as they relate to a business combination. These statements constitute projections, forecasts and forward-looking statements, and are not guarantees of performance. They involve known and unknown risks, uncertainties, assumptions and other factors that may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by these statements. Such statements can be identified by the fact that they do not relate strictly to historical or current facts. When used in this Current Report on Form 8-K,words such as "anticipate," "believe," "continue," "could," "estimate," "expect," "intend," "may," "might," "plan," "possible," "potential," "predict," "project," "should," "strive," "would" and similar expressions may identify forward-looking statements, but the absence of these words does not mean that a statement is not forward-looking. When the Company discusses its strategies or plans, including as they relate to a business combination, it is making projections, forecasts or forward-looking statements. Such statements are based on the beliefs of, as well as assumptions made by and information currently available to, the Company's management. Actual results and stockholders' value will be affected by a variety of risks and factors, including, without limitation, international, national and local economic conditions, merger, acquisition and business combination risks, financing risks, geo-politicalrisks, acts of terror or war, and those risk factors described under "Item 1A. Risk Factors" of the Company's Annual Report on Form 10-Kfiled with the Securities and Exchange Commission (the "SEC") on April 17, 2024, in the section titled "Risk Factors" contained in our prospectus dated February 9, 2023, and in other reports the Company files with the SEC. Many of the risks and factors that will determine these results and stockholders' value are beyond the Company's ability to control or predict.

All such forward-looking statements speak only as of the date of this Current Report on Form 8-K.The Company expressly disclaims any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements contained herein to reflect any change in the Company's expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based. All subsequent written or oral forward-looking statements attributable to us or persons acting on the Company's behalf are qualified in their entirety by this "Forward-Looking Statements" section.

No Offer or Solicitation

This Current Report on Form 8-K shallnot constitute a solicitation of a proxy, consent, or authorization with respect to any securities or in respect of the proposed business combination. This Current Report on Form 8-K shallalso not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale of securities in any states or jurisdictions in which such offer, solicitation, or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offering of securities shall be made except by means of a prospectus meeting the requirements of Section 10 of the Securities Act of 1933, as amended.

Participants in the Solicitation

The Company and its directors, executive officers, other members of management and employees, under SEC rules, may be deemed to be participants in the solicitation of proxies from the securityholders of the Company in favor of the approval of the proposals as described in the Proxy Statement. Investors and security holders may obtain more detailed information regarding the names, affiliations and interests of the Company's directors and officers in the Proxy Statement, which may be obtained free of charge from the sources indicated above.

Additional Information and Where to Find It

The Company urges investors, stockholders and other interested persons to read the Proxy Statement as well as other documents filed by the Company with the SEC, because these documents will contain important information about the Company and the Extension. Stockholders may obtain copies of the Proxy Statement, without charge, at the SEC's website at www.sec.gov or by directing a request to: Advantage Proxy, Inc., P.O. Box 10904, Yakima, WA 98909, Attn: Karen Smith.