Onconetix to Acquire Realbotix LLC, USA-based, AI-Powered Humanoid Robotics Company A leading AI and humanoid robotics company has commercially available models designed, built and manufactured in the United States of Am

Onconetix to Acquire Realbotix LLC, USA-based,

AI-Powered Humanoid Robotics Company

A leading AI and humanoid robotics company

has commercially available models designed, built and manufactured in the United States of America

CINCINNATI, Feb. 12, 2026 (GLOBE NEWSWIRE) -- Onconetix,

Inc., (Nasdaq: ONCO) ("Onconetix" or the "Company"), (formerly Blue Water Biotech Inc), and Realbotix LLC. ("Realbotix"),

a wholly-owned subsidiary of Realbotix Corp. (TSX-V: XBOT) ("Realbotix Parent "), today announced the signing of a definitive

share exchange agreement pursuant to which Onconetix will acquire 100% of the issued and outstanding equity interests of Realbotix in

an all-stock transaction.

Realbotix LLC is Realbotix Corp's subsidiary

that is focused on researching, designing, building and manufacturing AI-powered, highly customizable humanoid robotics. The robots are

used for customer-facing roles in industries such as healthcare, education, hospitality and entertainment.

Realbotix is a leader in embodied and

physical AI with its patented technologies enabling lifelike expressions, vision, and social interaction. Its robots are known for

their highly realistic human appearance and human-centric AI models. Realbotix robots are unique in their ability to operate

autonomously via various AI platforms and do not require teleopertions from a human Andrew J. Oakley, Chairman of the Board of

Onconetix, stated, "We are excited about the opportunity to change the company's strategic direction by combining with

Realbotix. Realbotix is pioneering and leading the development and commercialization of humanoid robots which we believe will

significantly enhance shareholder value."

"Realbotix confidently places its robots,

with customized embedded AI, into public venues to act autonomously and unscripted," said Andrew Kiguel, Realbotix Corp CEO. Our

vision system has advanced to be able to interpret emotional visual cues, situations and even read and see colors. We have proudly demonstrated

this in various locations, including CES 2026."

Realbotix Achievements:

Mr. Kiguel added, "We are excited to partner

with Onconetix in this strategic transaction that we believe unlocks significant value for our shareholders. Realbotix has demonstrated

exceptional performance as part of our portfolio, and we believe this transaction provides the optimal path forward for the business while

allowing our shareholders to participate in the substantial upside potential of the combined entity."

Upon closing of the proposed transaction, Onconetix

will acquire all the issued and outstanding equity interests of Realbotix in exchange for newly issued shares of common stock of Onconetix.

Immediately following the closing of the transaction, Realbotix Parent will own between 75% and

90% of the fully diluted common shares of the combined company, depending upon Onconetoix's cash pooistion at closing. Mr.

Kiguel will become the CEO of the combined company following closing.

The transaction, which has been unanimously approved

by the boards of directors of both Onconetix and Realbotix Parent, is subject to customary closing conditions, including approval by Onconetix

shareholders, receipt of required regulatory approvals, including applicable securities law clearances in the United States and Canada,

and other customary conditions. The transaction is expected to close in the second half of 2026, and the combined company is expected

About Onconetix, Inc.

Onconetix (Nasdaq: ONCO) is a commercial stage

biotechnology company focused on the research, development and commercialization of innovative solutions for and oncology. Onconetix owns

Proclarix , an in vitro diagnostic test for prostate cancer originally developed by Proteomedix and approved for sale in the European

Union ("EU") under the IVDR, which it anticipates will be marketed in the U.S. as a lab developed test ("LDT")

through its license agreement with Labcorp. For more information, visit www.onconetix.com.

About Realbotix, LLC

Realbotix, LLC, a wholly-owned subsidiary of Realbotix

Corporation (TSX-V: XBOT) develops AI-powered robots designed for human interaction. The company is based in Las Vegas, NV. For more information,

please visit www.realbotix.ai.

Forward-Looking Statements

Certain statements in this press release are forward-looking

within the meaning of the Private Securities Litigation Reform Act of 1995. These statements may be identified by the use of forward-looking

words such as "anticipate," "believe," "forecast," "estimate," "expect," and

"intend," among others. These forward-looking statements (including, without limitation, the anticipated benefits and opportunities

that may be generated by the proposed transaction described herein) are based on Onconetix's current expectations and actual results

could differ materially. There are a number of factors that could cause actual events to differ materially from those indicated by such

forward-looking statements. These factors include, but are not limited to, the occurrence of any event, change, or other circumstances

that could give rise to the right of one or both of the parties to terminate the share exchange agreement; the possibility that the proposed

transaction does not close when expected or at all because the conditions to closing are not satisfied on a timely basis or at all, including

the failure to timely obtain stockholder approval for the proposed transaction from Onconetix's stockholders, if at all; risks

related to Onconetix's continued listing on Nasdaq until closing of the proposed transaction; the outcome of any legal proceedings

that may be instituted against Realbotix, Onconetix, or the combined company; the possibility that the anticipated benefits of the proposed

transaction are not realized when expected or at all; the possibility that the vision, goals, and trajectory of the combined company are

not timely achieved or realized or achieved or realized at all; the possibility that the proposed transaction may be more expensive or

take longer to complete than anticipated, including as a result of unexpected factors or events; the diversion of management's attention

from ongoing business operations and opportunities; changes in Onconetix's stock price before closing; and other factors that may

affect future results of Realbotix, Onconetix, or the combined company. Onconetix does not undertake an obligation to update or revise

any forward-looking statement. Investors should read the risk factors set forth in Onconetix's Annual Report on Form 10-K filed

with the SEC on April 11, 2024 (the "10-K") and periodic reports filed with the SEC on or after the date thereof. All of Onconetix's

forward-looking statements are expressly qualified by all such risk factors and other cautionary statements. The information set forth

herein speaks only as of the date thereof.

Additional Information About the Proposed Transaction

and Where to Find It

This press release relates to a proposed transaction

between Realbotix and Onconetix. In connection with the proposed transaction, Onconetix intends to file with the SEC a Registration

Statement on Form S-4 (the "Registration Statement) to register the common stock to be issued by Onconetix in connection with the

proposed transaction. The Registration Statement will include a proxy statement of Onconetix and a prospectus of Onconetix (the "Proxy

Statement/Prospectus"), and each of Realbotix and Onconetix may file with the SEC other relevant documents concerning the proposed

transaction. After the Registration Statement is declared effective, the definitive Proxy Statement/Prospectus will be sent to the stockholders

of Onconetix to seek their approval of the proposed transaction. This press release is not a substitute for the Registration Statement,

the Proxy Statement/Prospectus or any other relevant documents that Realbotix or Onconetix has filed or will file with the SEC. BEFORE

MAKING ANY VOTING OR INVESTMENT DECISION, INVESTORS AND STOCKHOLDERS OF ONCONETIX ARE URGED TO CAREFULLY AND ENTIRELY READ THE REGISTRATION

STATEMENT AND PROXY STATEMENT/PROSPECTUS REGARDING THE PROPOSED TRANSACTION AND ANY OTHER RELEVANT DOCUMENTS, AS WELL AS ANY AMENDMENTS

OR SUPPLEMENTS TO THOSE DOCUMENTS, IF AND WHEN THEY BECOME AVAILABLE, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT REALBOTIX,

ONCONETIX, THE PROPOSED TRANSACTION, AND RELATED MATTERS.

A copy of the Registration Statement, Proxy Statement/Prospectus,

as well as other relevant documents filed by Realbotix and Onconetix with the SEC, may be obtained free of charge, when they become

available, at the SEC's website at www.sec.gov. The information on Realbotix or Onconetix's respective websites

is not, and shall not be deemed to be, a part of this communication or incorporated into other filings either company makes with the SEC.

Participants in the Solicitation

Realbotix, Onconetix and certain of their respective

directors, executive officers, and employees may be deemed to be participants in the solicitation of proxies in connection with the proposed

transaction. Information about the directors and executive officers of Onconetix, their ownership of Onconetix common stock, and Onconetix's

transactions with related persons is set forth in the 10-K and definitive proxy statement for Onconetix's 2025 special meeting of

stockholders, as filed with the SEC on November 10, 2025, and other documents that may be filed from time to time with the SEC. Additional

information about the directors and executive officers of Realbotix and Onconetix and other persons who may be deemed to be participants

in the solicitation of stockholders of Onconetix in connection with the proposed transaction and a description of their direct and indirect

interests will be included in the Proxy Statement/Prospectus related to the proposed transaction or other relevant materials, which will

be filed with the SEC. These documents may be obtained free of charge, when they become available, at the SEC's website at www.sec.gov and

from Onconetix using the sources indicated above.

No Offer or Solicitation

This communication is for informational purposes