UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM
CURRENT REPORT
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EXPLANATORY NOTE
This Current Report on Form 8-K/A (this “Report”) amends the Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission (the “SEC”) on March 19, 2026 (the “Original 8-K”) by Richtech Robotics Inc. (the “Company”) disclosing that on (i) March 17, 2026, the Audit Committee (the “Committee”) of the Board of Directors (the “Board”) and the Board of the Company terminated Bush & Associates CPA LLC (“Bush & Associates”) as the Company’s independent registered accounting firm and (ii) on March 13, 2026, approved and ratified by the Committee and the Board, the Company engaged CBIZ CPAs P.C. (“CBIZ”) as the Company’s independent registered public accounting firm to audit the Company’s financial statements for the fiscal year ending September 30, 2026 and to review the Company’s quarterly financial statements for the quarters ending March 31, 2026 and June 30, 2026.
This Report is being filed to disclose that the Company has received a copy of Bush & Associates’ letter, and the Company is filing a copy of this letter pursuant to Regulation S-K Item 304(a)(3).
Item 4.01 Changes in Registrant’s Certifying Accountant.
On March 26, 2026, the Company received a copy of a letter from Bush & Associates, stating whether it agrees or disagrees with the statements in the Company’s Original 8-K. A copy of this letter is filed herewith as Exhibit 16.1 to this Report.
Item 9.01 Financial Statements and Exhibit.
| Exhibit Number | Description | |
| 16.1 | Letter of Bush & Associates CPA to the Securities and Exchange Commission dated March 26, 2026. | |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document) |
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SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| RICHTECH ROBOTICS INC. | |||
| By: | /s/ Zhenwu (Wayne) Huang | ||
| Name: | Zhenwu (Wayne) Huang | ||
| Title: | Chief Executive Officer | ||
| Dated: March 30, 2026 | |||
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