Filed by Vireo Growth Inc. pursuant to
Rule 425 under the Securities Act of 1933, as
amended
and deemed filed pursuant to Rule 14a-12
of the Securities Exchange Act of 1934, as amended
Subject Company: Planet 13 Holdings Inc.
Commission File No. 000-56374
Date: August 12, 2026
As previously disclosed, on July 26, 2026, Vireo Growth Inc., a British
Columbia corporation (“Vireo”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Planet
13 Holdings Inc., a Nevada corporation (“Planet 13”), and Supernova Merger Sub Inc., a Nevada corporation and a wholly owned
subsidiary of Vireo (“Merger Sub”), pursuant to which Vireo will, as a result of the merger contemplated thereby, acquire
all of the issued and outstanding equity interests of Planet 13 (the “Merger”). As previously disclosed, on August 11, 2026,
Vireo issued a press release to report its financial results for the three months ended June 30, 2026. Such press release includes disclosures
related to the Merger.
On August 11, 2026, Vireo made the below communication on its LinkedIn
account.

On August 11, 2026, Tyson Macdonald, Chief Financial Officer of Vireo,
made the below communication on his LinkedIn account.

Additional Information and Where to Find It
On July 27, 2026, Vireo and Planet 13 entered into the Merger
Agreement, dated as of July 26, 2026, by and among Vireo, Planet 13 and Merger Sub. Pursuant to the Merger Agreement, Merger Sub
will merge with and into Planet 13, with Planet 13 continuing as the surviving corporation of the Merger as a direct wholly owned
subsidiary of Vireo. In accordance with the Merger Agreement, Vireo intends to file with the U.S. Securities and Exchange Commission
(the “SEC”) a registration statement on Form S-4 (the “Registration Statement”) which will include a proxy
statement/prospectus and certain other related documents, which will serve as both the proxy statement to be distributed to Planet
13’s stockholders in connection with its solicitation for proxies for the vote by its stockholders in connection with the
Merger and other matters to be described in the Registration Statement, as well as the prospectus relating to the offer and sale of
the securities to be issued to Planet 13’s equity holders in connection with the completion of the Merger. Planet 13 also
intends to file relevant materials with the SEC and applicable Canadian securities regulators, including preliminary and definitive
proxy statements relating to the Merger. The definitive proxy statement and other relevant documents will be mailed to Planet
13’s stockholders as of the record date established for voting on the Merger. This communication is not a substitute for the
Registration Statement, the definitive proxy statement/prospectus or any other document that may be filed with the SEC or be mailed
to Planet 13 stockholders in connection with the Merger. BEFORE MAKING ANY DECISION, PLANET 13 STOCKHOLDERS ARE URGED TO CAREFULLY
READ THE REGISTRATION STATEMENT, DEFINITIVE PROXY STATEMENT/PROSPECTUS (INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) AND ANY
OTHER RELEVANT DOCUMENTS FILED OR TO BE FILED WITH THE SEC IN CONNECTION WITH THE MERGER OR INCORPORATED BY REFERENCE INTO THE PROXY
STATEMENT AS, IF AND WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE MERGER.
Any vote in respect of resolutions to be proposed at Planet 13’s
stockholder meeting to approve the Merger or other proposals in relation to the Merger should be made only on the basis of the information
contained in Planet 13’s proxy statement/prospectus. You will be able to obtain a free copy of the Registration Statement, proxy
statement/prospectus and other related documents (when available) filed with the SEC at the website maintained by the SEC at www.sec.gov
or by accessing the Investor Relations section of Planet 13’s website at https://investors.planet13.com/. The information found
on, or otherwise accessible through, Planet 13’s website is not incorporated by reference into, nor does it form a part of, this
Form 425 or any other document that Planet 13 files with the SEC.
Participants in the Solicitation
Planet 13 and its directors and executive officers and certain of
its employees may be deemed to be participants in the solicitation of proxies from Planet 13’s stockholders in connection with
the Merger. Information regarding Planet 13’s directors and executive officers is set forth under the captions “Proposal
No. 1: Election of Directors,” “Corporate Governance,” “Executive Officers,” “Executive
Compensation,” “Director Compensation,” “Executive Compensation Tables,” “Director
Compensation” and “Security Ownership of Certain Beneficial Owners and Management” in the definitive proxy
statement for Planet 13’s Annual General Meeting of Stockholders, filed with the SEC on April 29, 2026 (the “Annual
Meeting Proxy Statement”). To the extent the holdings of Planet 13’s securities by its directors or executive officers
have changed since the amounts set forth in the Annual Meeting Proxy Statement, such changes have been or will be reflected on Forms
3, 4 and 5, filed with the SEC.
These documents may be obtained free of charge from the SEC’s
website at www.sec.gov or by accessing the Investor Relations section of Planet 13’s website at https://investors.planet13.com/.
Additional information regarding the interests of participants in the solicitation of proxies in connection with the Merger will be included
in the proxy statement/prospectus that Vireo expects to file in connection with the proposed Merger and other relevant materials Planet
13 may file with the SEC and applicable Canadian securities regulators.
Vireo, its directors, executive officers, other members of management,
and employees, under SEC rules, may be deemed participants in the solicitation of proxies of Planet 13’s stockholders in connection
with the Merger. A list of the names of such directors and executive officers and information regarding their interests in Vireo is contained
in the sections entitled “Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters”
and “Directors, Executive Officers and Corporate Governance” of Vireo’s Annual Report on Form 10-K for the fiscal year
ended December 31, 2025, filed with the SEC on March 17, 2026, and which is available free of charge at the SEC’s website at www.sec.gov.
Additional information regarding the interests of such participants will be contained in the Registration Statement when available.
No Offer or Solicitation
This Form 425 is not intended to and shall not constitute an offer
to buy or sell or the solicitation of an offer to buy or sell any securities, or a solicitation of any vote or approval, nor shall there
be any offer, solicitation or sale of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior
to registration or qualification under the securities laws of any such jurisdiction. No offer of securities shall be made in the United
States absent registration under the Securities Act of 1933, as amended (the “Securities Act”), or pursuant to an exemption
from, or in a transaction not subject to, such registration requirements. No offer of securities shall be made except by means of a prospectus
meeting the requirements of Section 10 of the Securities Act. No securities commission or securities regulatory authority in the United
States or any other jurisdiction has in any way passed upon the merits of the Merger or the accuracy or adequacy of this communication.
Forward-Looking Information
This Form 425 contains “forward-looking information” or
“forward-looking statements” within the meaning of applicable United States and Canadian securities legislation (referred
to herein as “forward-looking information”). Forward-looking information contained in this Form 425 may be identified by the
use of words such as “should,” “believe,” “estimate,” “would,” “looking forward,”
“may,” “continue,” “expect,” “expected,” “will,” “likely,” “subject
to,” and variations of such words and phrases, or any statements or clauses containing verbs in any future tense and includes statements
regarding expectations around the proposed Merger and the expected timing and benefits thereof; the expected closing date; the approximate
value of the consideration to be paid in the Merger; the satisfaction or waiver of the closing conditions set out in the Merger Agreement,
including receipt of all regulatory approvals; the expectation that the shares of Planet 13 common stock will be delisted from the Canadian
Securities Exchange and OTCQX Market and that Planet 13 will cease to be a reporting issuer under applicable U.S. and Canadian securities
laws; and Vireo’s expectations around integration of the operations of its recent and announced acquisitions and timing thereof.
These statements should not be read as guarantees of future performance or results. Forward-looking information includes both known and
unknown risks, uncertainties, and other factors which may cause the actual results, performance, or achievements of Vireo, Planet 13 or
their respective subsidiaries to be materially different from any future results, performance, or achievements expressed or implied by
the forward-looking statements or information contained in this Form 425. Forward-looking information is based upon a number of estimates
and assumptions of management, believed but not certain to be reasonable, in light of management’s experience and perception of
trends, current conditions, and expected developments, as well as other factors relevant in the circumstances, including assumptions in
respect of current and future market conditions, the current and future regulatory environment, and the availability of licenses, approvals
and permits.
Although Vireo and Planet 13 believe that the expectations and
assumptions on which such forward-looking information is based are reasonable, the reader should not place undue reliance on the
forward-looking information because neither Vireo nor Planet 13 can give any assurance that they will prove to be correct. Actual
results and developments may differ materially from those contemplated by these statements. Forward-looking information is subject
to a variety of risks and uncertainties that could cause actual events or results to differ materially from those projected in the
forward-looking information. Such risks and uncertainties include, but are not limited to: risks related to receipt of necessary
regulatory and third-party approvals for completion of the proposed Merger; risks and uncertainties associated with the proposed
Merger, some of which are beyond Vireo’s and Planet 13’s control; Vireo’s and Planet 13’s ability to
maintain relationships with suppliers, customers, employees and other third parties as a result of the proposed Merger; the effects
of the proposed Merger on Vireo, Planet 13 and the interests of various constituents; subject to the successful outcome of the
proposed Merger, the nature, cost, impact and outcome of pending and future litigation, other legal or regulatory proceedings, or
governmental investigations and actions; risks related to the timing and content of adult-use legislation in markets where Vireo and
Planet 13 currently operate; current and future market conditions, including the market price of the subordinate voting shares of
Vireo; risks related to epidemics and pandemics; federal, state, local, and foreign government laws, rules, and regulations,
including federal and state laws and regulations in the United States relating to cannabis operations in the United States and any
changes to such laws or regulations; operational, regulatory and other risks; execution of business strategy; management of growth;
difficulties inherent in forecasting future events; conflicts of interest; risks inherent in an agricultural business; risks
inherent in a manufacturing business; liquidity and the ability of Vireo to raise additional financing to continue as a going
concern; Vireo’s and Planet 13’s ability to meet the demand for flower in their various markets; Vireo’s ability
to dispose of its assets held for sale at an acceptable price or at all; and risk factors set out in Vireo’s Annual Reports on
Form 10-K and Quarterly Reports on Form 10-Q and Planet 13’s Annual Reports on Form 10-K and Quarterly Reports on Form 10-Q,
which are available on EDGAR with the U.S. Securities and Exchange Commission at www.sec.gov and filed with the Canadian
securities regulators and available under Vireo’s and Planet 13’s respective profiles on SEDAR+
at www.sedarplus.com. The statements in this Form 425 are made as of the date of this Form 425. Except as required by law,
neither Vireo nor Planet 13 undertakes any obligation to update any forward-looking statements or forward-looking information to
reflect events or circumstances after the date of such statements.